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Oshkosh M1070 Operator's Manual

Oshkosh M1070 Operator's Manual

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TM 9-2320-360-10

683(56('(6 70 '$7(' 0$<

TECHNICAL MANUAL

OPERATOR'S MANUAL

FOR

TRUCK, TRACTOR, 8X8

M1070

NSN 2320-01-318-9902 (EIC B5C)

DISTRIBUTION STATEMENT A - Approved for public release; distribution is unlimited.

HEADQUARTERS, DEPARTMENT OF THE ARMY

31 MARCH 2010

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Summary of Contents for Oshkosh M1070

Page 1 TM 9-2320-360-10 683(56('(6 70 '$7(' 0$< TECHNICAL MANUAL OPERATOR'S MANUAL TRUCK, TRACTOR, 8X8 M1070 NSN 2320-01-318-9902 (EIC B5C) DISTRIBUTION STATEMENT A - Approved for public release; distribution is unlimited. HEADQUARTERS, DEPARTMENT OF THE ARMY 31 MARCH 2010...
Page 3 TM 9-2320-360-10 WARNING SUMMARY GENERAL SAFETY CAUTION/WARNING SUMMARY • This list summarizes critical warnings. They are repeated here to let you know how important they are. • Study these warnings carefully. • They can save your life and the lives of personnel you work with. If there is any doubt about handling tools, materials, equipment, and procedures, •...
Page 4 TM 9-2320-360-10 Table 1. Warning Icons Used In This Manual. - Continued WARNING ICON DESCRIPTION HEAVY PARTS - foot with heavy object on top shows that heavy parts can crush and harm. HEAVY PARTS - heavy object on human figure shows that heavy parts present a danger to life or limb.
Page 5 TM 9-2320-360-10 Table 1. Warning Icons Used In This Manual. - Continued WARNING ICON DESCRIPTION SHARP OBJECT - pointed object in hand shows that a sharp object presents a danger to life or limb. SLICK FLOOR - wavy line on floor with legs prone shows that slick floor presents a danger of falling.
Page 6 TM 9-2320-360-10 Table 1. Warning Icons Used In This Manual. WARNING ICON DESCRIPTION EXPLOSION - rapidly expanding symbol shows that the material may explode if subjected to high temperatures, sources of ignition, or high pressure. EYE PROTECTION - person with goggles shows that the material will injure the eyes.
Page 7 TM 9-2320-360-10 FOR INFORMATION ON FIRST AID: Reference FM 4-25.11. (WP 0113) WARNING MODIFICATION HAZARD • Unauthorized modifications to, alterations to, or installations on this equipment are prohibited and are in violation of AR 750-10. • Failure to comply may result in injury or death to personnel or damage to equipment.
Page 8 TM 9-2320-360-10 Nuclear (CBRN) protection WILL NOT offer safety from carbon monoxide poisoning. • BE ALERT at all times during vehicle operation for exhaust odors and exposure symptoms. If either odor or exposure symptoms are present, IMMEDIATELY EVACUATE AND VENTILATE the area. Affected personnel treatment shall be: expose to fresh air;...
Page 9 TM 9-2320-360-10 • Do not smoke, use open flame, make sparks or other ignition sources around batteries. A battery giving off gas could explode. Failure to comply may result in serious injury or death to personnel. • Be careful when working on or with electrical equipment. Do not be misled by the term "low voltage."...
Page 10 TM 9-2320-360-10 • Fire extinguishers should be placed nearby when using solvent cleaning compound. Failure to follow this warning may result in injury or death. • Improper cleaning methods and use of unauthorized cleaning solvents may injure personnel and damage equipment: •...
Page 11 TM 9-2320-360-10 • NEVER cut CARC-coated materials without high-efficiency, air- purifying respirators in use. • DO NOT grind or sand painted equipment without high- efficiency, air-purifying respirators in use. • BE AWARE of CARC paint exposure symptoms; symptoms can occur a few days after initial exposure. Seek medical help immediately if symptoms are detected.
Page 12 TM 9-2320-360-10 • Combustible liquids must ALWAYS be stored in their approved containers and designated compartments or deck storage locations. • Ensure exhaust and ventilation fans are operating while using cleaning solvents or paint products. • Never store or charge batteries in a confined space without ventilation or near electrical equipment.
Page 13 TM 9-2320-360-10 WARNING HEAVY-DUTY WINCH OPERATION • Avoid quick, jerking winch operation. All personnel must stand clear during winching operations from possible snapping cable or shifting load. Failure to comply may result in injury or death to personnel. • When hooking up for winching operations, position throat (open part) of hook upward in case overloading straightens out hook.
Page 14 TM 9-2320-360-10 • Stand clear of trajectory area during deflation or personal injury or death may result. • Lock-ring is under tension. If lock-ring breaks loose it could cause injury to personnel. Keep hands and fingers away from lock-ring when removing. •...
Page 15 TM 9-2320-360-10 WARNING EXTREME HEAT If required to remain inside the vehicle during extreme heat, occupants should follow the water intake, work/rest cycle, and other heat stress preventive medicine measures contained in FM 21-10, Field Hygiene and Sanitation. WARNING CABLES •...
Page 16 TM 9-2320-360-10 • Battery electrolyte is harmful to skin, and eyes. Avoid battery electrolyte contact with skin, eyes, or clothing. If battery electrolyte spills, take immediate action to stop burning effects: • External - If battery electrolyte contacts skin, immediately flush effected area with cold running water to remove all acid.
Page 17 TM 9-2320-360-10 WARNING TIRE OPERATION • Operating a vehicle with a tire in an overinflated or underinflated condition, or with a questionable defect, may lead to premature tire failure. Ensure tire has proper tire pressure. Failure to comply may result in injury or death to personnel. •...
Page 18 TM 9-2320-360-10 the posted limit before entering a curve. Failure to comply may result in vehicle crash and injury to personnel. • Use caution and reduce your speed below the posted limit before entering a curve. Failure to comply may result in vehicle crash and injury to personnel.
Page 19 TM 9-2320-360-10 body to come in contact with exhaust pipe or muffler. Exhaust system parts can become hot enough to cause serious burns. WARNING HEARING PROTECTION • Excessive noise levels are present any time the heavy-duty winch or crane is operating. •...
Page 20 TM 9-2320-360-10 • Steam cleaning creates hazardous noise levels and severe burn potential. Eye, skin, and ear protection is required. Failure to comply may result in injury to personnel. • Face shield must be used by personnel operating spray gun. Failure to comply may result in injury to personnel.
Page 21 TM 9-2320-360-10 hazardous waste disposal center or safety office for local regulatory guidance. If further information is needed, please contact the Army environmental hotline at 1-800-872-3845. Improper disposal of this material may result in damage to environment or injury to personnel.
Page 23 TM 9-2320-360-10 LIST OF EFFECTIVE PAGES/WORK PACKAGES NOTE: Zero in the "Change No." column indicates an original page or work package. TOTAL NUMBER OF PAGES FOR FRONT AND REAR MATTER IS 68 AND TOTAL NUMBER OF WORK PACKAGES IS 117, CONSISTING OF THE FOLLOWING: Dates of issue for the original manual and revision are: Original 31 MAY 2007...
Page 24 TM 9-2320-360-10 Change Change Page/WP No. Page/WP No. WP 0047 (2 pages) WP 0085 (4 pages) WP 0048 (2 pages) WP 0086 (2 pages) WP 0049 (2 pages) WP 0087 (4 pages) WP 0050 (4 pages) WP 0088 (4 pages) WP 0051 (2 pages) WP 0089 (2 pages) WP 0052 (4 pages)
Page 25 DEPARTMENT OF THE ARMY WASHINGTON, D.C., 31 MARCH 2010 TECHNICAL MANUAL OPERATOR'S MANUAL TRUCK, TRACTOR, 8X8, M1070 NSN 2320-01-318-9902 Current as of 31 March 2010 REPORTING ERRORS AND RECOMMENDING IMPROVEMENTS You can help improve this publication. If you find any errors, or if you would like to recommend any improvements to the procedures in this publication, please let us know.
Page 27 TM 9-2320-360-10 TABLE OF CONTENTS WP Sequence No. Page No. Warning Summary How to Use this Manual Chapter 1 - GENERAL INFORMATION, EQUIPMENT DESCRIPTION AND THEORY OF OPERATION INTRODUCTION..................WP 0001 Table 1. Overview.............. 0001-1 Figure 1................0001-1 Table 2. Common Nomenclature........0001-4 Table 3.
Page 28 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. Table 1. Location and Description of Major Components................. 0004-1 Figure 1................0004-1 Figure 2................0004-3 Figure 3................0004-5 EQUIPMENT DATA..................WP 0005 Table 1. Vehicle Dimensions..........0005-1 Table 2.
Page 29 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. Table 17. No. 4 Axle............0005-7 Table 18. Propeller Shafts..........0005-7 Table 19. Suspension System..........0005-8 Table 20. Brake System............0005-8 Table 21. Hydraulic System..........0005-8 Table 22. Cab..............0005-9 Table 23.
Page 30: Table Of Contents
TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. AIR SYSTEM....................WP 0009 Figure 1................0009-2 Figure 2................0009-4 Figure 3................0009-5 Figure 4................0009-5 WINCH SYSTEM..................WP 0010 Figure 1................0010-1 Figure 2.
Page 31 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. MAIN INSTRUMENT PANEL CONTROLS AND INDICATORS....WP 0015 Table 1. Main Instrument Panel Controls and Indicators................0015-1 Figure 1................0015-1 Figure 2................0015-4 Figure 3................0015-7 AIR SYSTEM PANEL CONTROLS AND INDICATORS......
Page 32 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. FRONT SEAT ADJUSTMENT CONTROLS..........WP 0021 Table 1. Front Seat Adjustment Controls......0021-2 Figure 1................0021-2 WINCH STATION CONTROLS AND INDICATORS........WP 0022 Table 1. Winch Station Controls and Indicators....0022-2 Figure 1.
Page 33 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. Figure 5................0026-5 Figure 6................0026-6 Figure 7................0026-8 Figure 8................0026-9 Figure 9................0026-9 GENERAL HET TRACTOR-TRAILER OPERATING PROCEDURES..WP 0027 Figure 1................0027-3 CENTRAL TIRE INFLATION SYSTEM (CTIS) OPERATION......
Page 34 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. Figure 2................0032-3 FIRE EXTINGUISHER OPERATION............WP 0033 Figure 1................0033-1 Figure 2................0033-2 Figure 3................0033-3 TRAILER CONNECTION/DISCONNECTION (FIFTH WHEEL)....WP 0034 Figure 1................0034-2 Table 1.
Page 35 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. Figure 4................0035-5 Figure 5................0035-5 Figure 6................0035-7 Figure 7................0035-8 Figure 8................0035-11 Figure 9................0035-12 Figure 10................0035-13 Figure 11.
Page 36 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. ENGINE BRAKE OPERATION..............WP 0038 Figure 1................0038-2 SERVICE BRAKES OPERATION..............WP 0039 Figure 1................0039-2 TRAILER BRAKES OPERATION..............WP 0040 Figure 1................0040-1 TRANSMISSION AND TRANSFER CASE OPERATION......WP 0041 Figure 1.
Page 37 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. Figure 1................0045-2 Figure 2................0045-3 Figure 3................0045-3 Figure 4................0045-4 Figure 5................0045-5 Figure 6................0045-6 Figure 7................0045-6 Figure 8.
Page 38 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. Figure 2................0052-4 OPERATE BLACKOUT LIGHTS..............WP 0053 Figure 1................0053-2 OPERATE EMERGENCY FLASHERS............WP 0054 Figure 1................0054-2 OPERATE TURN SIGNALS................. WP 0055 Figure 1................0055-1 OPERATE PORTABLE WORK LIGHT............
Page 39 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. Figure 2................0061-2 Figure 3................0061-3 REAR SEAT/BED CONVERSION............... WP 0062 Figure 1................0062-1 OPERATE REAR SEAT BELTS..............WP 0063 Figure 1................0063-2 Figure 2................0063-3 INSTALL/REMOVE WHEEL CHOCKS............
Page 40 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. Figure 2................0070-2 Figure 3................0070-3 Figure 4................0070-4 Figure 5................0070-4 Figure 6................0070-6 Figure 7................0070-7 Figure 8................0070-8 Figure 9.
Page 41 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. Figure 2................0073-2 OPERATION ON STEEP GRADES............. WP 0074 Figure 1................0074-1 Figure 2................0074-3 Figure 3................0074-5 OPERATION IN SAND, MUD, OR SNOW........... WP 0075 Figure 1.
Page 42 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. SLAVE START VEHICLE................WP 0078 Figure 1................0078-1 Figure 2................0078-3 PERFORM IMMEDIATE ACTION FOR LOSS OF AIR SUPPLY SYSTEM PRESSURE.................. WP 0079 Figure 1................0079-3 MANUALLY RELEASE/APPLY SPRING BRAKES........
Page 43 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. Figure 1. HET Tractor Exterior..........0083-1 Figure 2. HET Tractor Exterior..........0083-2 Figure 3. HET Tractor Undercarriage........0083-2 Figure 4. HET Tractor Engine Compartment (Passenger Side)..............0083-3 Figure 5. HET Tractor Engine Compartment (Driver Side).................
Page 44 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. TIRES WORN UNEVENLY OR EXCESSIVELY.......... WP 0086 Figure 1................0086-1 Figure 2................0086-2 WHEEL WOBBLES OR SHIMMIES............. WP 0087 Figure 1................0087-1 Figure 2................0087-2 WINCHES WILL NOT OPERATE..............
Page 45 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. FIFTH WHEEL WILL NOT LOCK WHEN COUPLING TRAILER TO HET TRACTOR....................WP 0093 Figure 1. Fifth Wheel Coupling Components..... 0093-2 Figure 2. Fifth Wheel Coupling Components..... 0093-3 Figure 3. Fifth Wheel Coupling Components..... 0093-4 Figure 4.
Page 46 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. Figure 1. Winch/PTO/Air Dryer/GPFU/Hi Idle Circuit Breaker..............0098-2 Chapter 4 - PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) INTRODUCTION - PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)..................WP 0099 Figure 1................0099-4 BEFORE - PREVENTIVE MAINTENANCE..........
Page 47 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. Figure 15................0100-28 DURING - PREVENTIVE MAINTENANCE ..........WP 0101 Table 1. PMCS - DURING..........0101-1 Figure 1................0101-3 Figure 2................0101-5 Figure 3................0101-6 AFTER - PREVENTIVE MAINTENANCE............
Page 48 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. Figure 15. Instrument Panel..........0102-30 Figure 16. Windshield Wiper/Washer Switches....0102-31 Figure 17. Ventilator............0102-33 WEEKLY - PREVENTIVE MAINTENANCE..........WP 0103 Table 1. PMCS - WEEKLY..........0103-1 Figure 1................0103-4 Figure 2.
Page 49 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. Figure 17................0103-28 Figure 18................0103-29 Figure 19................0103-30 Figure 20................0103-32 Figure 21................0103-33 Figure 22................0103-34 Table 3. Cold Tire Pressure (PSI) CTIS Setting....0103-36 Figure 23.
Page 50 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. Figure 38................0103-58 MONTHLY - PREVENTIVE MAINTENANCE ..........WP 0104 Table 1. PMCS - MONTHLY..........0104-1 Figure 1................0104-4 Figure 2................0104-5 Figure 3................0104-7 Figure 4.
Page 51 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. Figure 12................0105-18 Figure 13................0105-19 Figure 14................0105-20 Figure 15................0105-21 Figure 16................0105-22 Figure 17................0105-23 Figure 18................0105-24 Figure 19.
Page 52 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. Table 8. Oil Can Point Lubrication........0106-13 Table 9. Miscellaneous Lubrication Points......0106-13 Table 10. Vehicle Cleaning..........0106-16 Table 11. Miscellaneous Capacities........0106-17 HET TRACTOR CLEANING INSTRUCTIONS..........WP 0107 Figure 1.
Page 53 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. Figure 15................0108-19 Figure 16................0108-20 Figure 17................0108-22 Figure 18................0108-23 SERVICING TIRES..................WP 0109 Figure 1................0109-2 Figure 2................0109-3 Figure 3.
Page 54 TM 9-2320-360-10 TABLE OF CONTENTS - Continued WP Sequence No. Page No. Table 1. List of Usable On Codes........0114-2 Table 2. Components of End Item........0114-3 Table 3. Basic Issue Items..........0114-5 ADDITIONAL AUTHORIZATION LIST (AAL)..........WP 0115 Table 1. List of Usable On Codes........0115-1 Table 2.
Page 55 HOW TO USE THIS MANUAL USABLE ON CODE (UOC) INFORMATION Usable On Code (UOC) - the user should be aware that the BASE model M1070 Heavy Equipment Transporter vehicle UOC is "MTH". Dependent on the format used for printing this manual, the user may or may not see instructions printed in this manual stating what information is applicable to which model HET series vehicle by UOC.
Page 57 TM 9-2320-360-10 CHAPTER 1 GENERAL INFORMATION, EQUIPMENT DESCRIPTION AND THEORY OF OPERATION...
Page 59 SCOPE This manual is used for operation and operator-performed maintenance of HET Tractor: Name and Model: Truck, Tractor, M1070, 8 X 8, Heavy Equipment Transporter (HET). Purpose of Equipment: HET Tractor and the M1000 Trailer form the Heavy Equipment Transport System (HETS). HETS will be used to load, unload, and transport the M1 Series Main Battle Tank (MBT) during administrative and tactical operations.
Page 60 TM 9-2320-360-10 0001 MAINTENANCE FORMS AND RECORDS Department of the Army forms and procedures used for equipment maintenance will be those prescribed by DA PAM 750-8 The Army Maintenance Management System (TAMMS) Users Manual. (WP 0113) EQUIPMENT IMPROVEMENT REPORT AND MAINTENANCE DIGEST (EIR MD) AND QUALITY DEFICIENCY REPORTING (QDR).
Page 61 WARRANTY INFORMATION The HET Tractor is warranted by Oshkosh Corporation for 12 months; 4 months additional if placed in storage. The warranty starts on the date found in block 23 of DA Form 2408-9 (WP 0113) in the vehicle logbook. Report all defects in material or workmanship to the supervisor, who will take appropriate action through the field level maintenance shop.
Page 62 CTS J1708 Application Engine Coolant Antifreeze, Ethylene Glycol Mixture Glad Hand Quick Disconnect Coupling HET Tractor Truck, Tractor, M1070, 8X8, Heavy Equipment Transporter (HET) High Idle Switch Engine Speed Control Switch Jake Brake, Jacobs® Brake Engine Retarder, Engine Brake O-Ring...
Page 63 TM 9-2320-360-10 0001 LIST OF ABBREVIATIONS - Continued Table 3. Abbreviations. - Continued ABBREVIATION OFFICIAL NOMENCLATURE Ampere Barometric Pressure Basic Issue Items Bottom Load Basis of Issue Celsius CAGEC Commercial And Government Entity Code CARC Chemical Agent Resistant Coating CBRN Chemical, Biological, Radiological, and Nuclear Cold Cranking Amperes...
Page 64 TM 9-2320-360-10 0001 LIST OF ABBREVIATIONS - Continued Table 3. Abbreviations. - Continued ABBREVIATION OFFICIAL NOMENCLATURE cu in. Cubic Inch Department of the Army dia. Diameter Direct Support Equipment Improvement Recommendations Fahrenheit FHTV Family of Heavy Tactical Vehicles fl. oz. Fluid Ounce Forward Repair System Foot...
Page 65 TM 9-2320-360-10 0001 LIST OF ABBREVIATIONS - Continued Table 3. Abbreviations. - Continued ABBREVIATION OFFICIAL NOMENCLATURE HETS Heavy Equipment Transport System Horsepower HVAC Heating, Ventilation, and Air Conditioning I.D. Inside Diameter Inch International Standards Organization Joint Table of Allowances Kilogram Kilometer Kmh or km/h Kilometer per Hour...
Page 66 Modified Tables of Organization and Equipment NIIN National Item Identification Number N·m Newton Meter Not Usable-On Code National Stock Number O.D. Outside Diameter Oil, Engine, Arctic OE/HDO Oil, Engine/Hydraulic Oil Oshkosh Corporation Ounce PMCS Preventive Maintenance Checks and Services Pounds per Square Inch 0001-8...
Page 67 TM 9-2320-360-10 0001 LIST OF ABBREVIATIONS - Continued Table 3. Abbreviations. - Continued ABBREVIATION OFFICIAL NOMENCLATURE Pint Power Take-Off Quart Qty. Recm. Quantity Recommended Qty. Rqr. Quantity Required Radio-Frequency Interference Right-Hand Revolutions Per Minute RPSTL Repair Parts and Special Tools List Society of Automotive Engineers Source, Maintenance, and Recoverability Specialized Repair Activity...
Page 68 TM 9-2320-360-10 0001 LIST OF ABBREVIATIONS - Continued Table 3. Abbreviations. - Continued ABBREVIATION OFFICIAL NOMENCLATURE Usable-On Code Volts Direct Current Extra Heavy-Duty 0001-10...
Page 69 TM 9-2320-360-10 0001 SAFETY, CARE, AND HANDLING Significant hazards and safety recommendations are listed in the Table 4 below. Table 4. Significant Hazards And Safety Recommendations. CONDITION SAFETY RECOMMENDATION OR OPERATING HAZARD (see NOTE PRECAUTION below) Low oil pressure/high Stop engine operation when CHECK Abnormal coolant temperature GAUGES and CHECK ENGINE...
Page 70 TM 9-2320-360-10 0001 SAFETY, CARE, AND HANDLING - Continued Table 4. Significant Hazards And Safety Recommendations. - Continued CONDITION SAFETY RECOMMENDATION OR OPERATING HAZARD (see NOTE PRECAUTION below) Winching operations Do not use winches (WP 0035) for lifting Normal personnel. Always wear heavy gloves when handling winch cable.
Page 71 TM 9-2320-360-10 0001 METRIC SYSTEM - Continued 1 Kilogram = 1000 Grams = 2.2 Lb 1 Metric Ton = 1000 Kilograms = 1 Megagram = 1.1 Short Tons CUBIC MEASURE 1 Cu Centimeter = 1000 Cu Millimeters = 0.06 Cu Inches 1 Cu Meter = 1,000,000 Cu Centimeters = 35.31 Cu Feet LIQUID MEASURE 1 Milliliter = 0.001 Liters = 0.0338 Fluid Ounces...
Page 72 TM 9-2320-360-10 0001 METRIC SYSTEM - Continued Table 5. Approximate Conversion Factors. - Continued TO CHANGE MULTIPLY BY Pints Liters 0.473 Quarts Liters 0.946 Gallons Liters 3.785 Ounces Grams 28.349 Pounds Kilograms 0.454 Short Tons Metric Tons 0.907 Pound-Feet Newton-Meters 1.356 Pounds per Square Inch Kilopascals...
Page 73 TM 9-2320-360-10 0001 METRIC SYSTEM - Continued Table 5. Approximate Conversion Factors. - Continued TO CHANGE MULTIPLY BY Meters Yards 1.094 Kilometers Miles 0.621 Square Centimeters Square Inches 0.155 Square Meters Square Feet 10.764 Square Meters Square Yards 1.196 Square Kilometers Square Miles 0.386 Square Hectometers...
Page 74 TM 9-2320-360-10 0001 METRIC SYSTEM - Continued Table 5. Approximate Conversion Factors. - Continued TO CHANGE MULTIPLY BY Kilometers per Hour Miles per Hour 0.621 INCHES RULER NOT TO SCALE Figure 3. END OF WORK PACKAGE 0001-16...
Page 75 This work package supersedes TB 9-2320-360-14. This work package provides implementation instructions for the Warranty on the Truck, Tractor, M1070. It contains instructions for obtaining services and/or supplies covered under warranty. This bulletin also describes methods of processing warranty claims. For additional warranty information on the HET Tractor or any U.S.
Page 76 TM 9-2320-360-10 0002 EXPLANATION OF TERMS: - Continued Contractor The supplier of equipment who enters into an agreement directly with the Government to furnish supplies. Correction The elimination of a defect. Defect Any condition or characteristic in any supplies or services furnished by the contractor under the contract that is not in compliance with requirements of the contract.
Page 77 TM 9-2320-360-10 0002 EXPLANATION OF TERMS: - Continued Repair A maintenance action required to restore an item to serviceable condition without affecting the warranty. Serviceable The condition of an item which may be new or used that meets all the requirements and performs the functions for which it was originally intended.
Page 78 #DAAE07-90-C-0204. Inquiries to OSK can be made by calling (920) 235-9151. Oshkosh Corporation warrants the supplies are free from defects in design, material, and workmanship for a period of 12 months from date of acceptance as shown on the vehicle warranty data plate in the cab.
Page 79 Once it has been determined by Oshkosh Corporation system safety engineering that the problem is safety related, it is the responsibility of Oshkosh Corporation to furnish a defect information report to the Office of Compliance, NHTSA, for each defect in Oshkosh Corporation’s HET vehicle.
Page 80 TM 9-2320-360-10 0002 COVERAGES-SPECIFIC - Continued 9. Use of parts/components not provided or authorized by Oshkosh Corporation or its authorized dealers. 10. False returns. 11. Combat damage. 12. The replacement of expendable items (such as filters, lubricating oils, fan belts, and light bulbs) made in connection with normal maintenance services.
Page 81 TM 9-2320-360-10 0002 GOVERNMENT RESPONSIBILITIES: - Continued Warranty claims may be data faxed to: USA TACOM Attn: AMSTA-MMAP Telephone: DSN 786-8231 Commercial: (586) 574-8231. TACOM RESPONSIBILITIES: 1. Verify, review, process, and, if valid and complete, submit claims to the contractor. 2.
Page 82 TM 9-2320-360-10 0002 GOVERNMENT RESPONSIBILITIES: - Continued 3. Notify the owning units of all warranty claim acknowledgments/closeouts, information, and/or instructions received from TACOM or the contractor. 4. Act as liaison between local dealers and the Army. ALTERATIONS/MODIFICATIONS Alterations/modifications shall not be applied unless authorized by TACOM. WARRANTY DATA PLATE The HET Tractor will have a warranty data plate.
Page 83 TM 9-2320-360-10 0002 CLAIM PROCEDURES - Continued IDENTIFICATION OF FAILED ITEMS Failed warranty items shall be tagged/identified to prevent improper repair or use. Include the contractor’s notification number provided by the contractor at the time he is notified of the defect. Refer to government forms section of this work package for items requiring special handling, storage, or shipment during the processing of claims shall be identified.
Page 84 CLAIM DENIAL/DISPUTES - Continued WARRANTY DISPUTE CLAIM DEFINITION Failure of the Government and Oshkosh Corporation to agree on any matters related to or arising under the contract warranty provision shall be resolved in accordance with the disputes clause of the contract and Federal Acquisition Regulations (FAR) Subpart 33.2.
Page 85 0002 CLAIM DENIAL/DISPUTES - Continued If Warranty Administrator decides Oshkosh Corporation’s claim is valid, the unit which requested warranty support will submit a "direct fund cite" to Warranty Administrator for his/ her recommendations to the contracting officer for decision regarding amount(s) due.
Page 86 NOTE Any vehicle accepted for depot storage will have an additional six month coverage. Oshkosh Corporation must be notified in writing within 60 days of any vehicle placed in storage. The coverage period will begin on the date the engine is accepted by the U.S. Government (DD Form 250).
Page 87 Government Warranty Administrator may deliver the vehicle to the designated Detroit Diesel dealer for service. Oshkosh Corporation shall be notified in writing within 60 days following discovery of a defect in the supplies. This notification shall include, but shall not necessarily be limited to,...
Page 88 0002 EXTENDED WARRANTIES - Continued If Oshkosh Corporation is directed to correct the defect, the repair of deficient engine parts and optional equipment qualifying under this coverage will be performed by any authorized DDC services outlet within a reasonable time following the delivery of the engine/vehicle to the service outlet’s place of business.
Page 89 In the event of warranty failure, the Government Warranty Administrator will contact Oshkosh Corporation’s Warranty Administrator who will advise him of the nearest Detroit Diesel Allison dealer equipped to handle the warranty problem. Oshkosh Corporation will make arrangements with the Detroit Diesel Allison dealer for the required vehicle service.
Page 90 REIMBURSEMENT," then forwarded to: 1. Commander, USA TACOM ATTN: AMSTA-MMAP Warren, MI 48397-5000 2. Also forward copy 3 to: Oshkosh Corporation ATTN: Warranty Administration P.O. Box 2566 Oshkosh, WI 54903-2566 WARRANTY DISPUTES When DA Form 2407 (WP 0113) is prepared for warranty disputes, make sure copies 2 and 5 are marked "WARRANTY DISPUTES."...
Page 91 GOVERNMENT FORMS - Continued Figure 1. Section I. (to be filled in by equipment owning unit): 1. Block 2. Enter the Oshkosh vehicle chassis serial number found on vehicle identification data plate. 2. BLOCK 3: Truck, Tractor 3. BLOCK 5: M1070 4.
Page 92 HET Tractor. Refer to figure 4 for an example of a completed DA Form 2402 (WP 0113). Figure 2. BLOCK 11 Enter the Oshkosh Corporation chassis serial number of the vehicle found on vehicle data plate attached to inside driver’s door panel. END OF WORK PACKAGE...
Page 93 TM 9-2320-360-10 0003 OPERATOR MAINTENANCE EQUIPMENT CHARACTERISTICS, CAPABILITIES AND FEATURES EQUIPMENT CHARACTERISTICS The HET Tractor is used in combination with the M1000 Trailer to form the Heavy Equipment Transport System (HETS). The HETS is used to load, unload, and transport the M1 Series Main Battle Tank (MBT) and other heavy tracked/wheeled vehicles weighing up to 140,000 lbs (63 560 kg) during administrative and tactical operations.
Page 94 TM 9-2320-360-10 0003 EQUIPMENT FEATURES - Continued winch having 3,000 lbs (1 361 kg) capacity used for pulling main winch cable back to payload. 9. Central Tire Inflation System (CTIS) allows operator to automatically adjust tire pressure to suit terrain conditions. 10.
Page 95 TM 9-2320-360-10 0004 OPERATOR MAINTENANCE LOCATION AND DESCRIPTION OF MAJOR COMPONENTS Major components and accessories found on the M1070 HET Tractor are illustrated and described below. Table 1. Location and Description of Major Components. Figure 1. HOOD. Houses engine and components.
Page 96 TM 9-2320-360-10 0004 Table 1. Location and Description of Major Components. - Continued PERSONNEL CAB. Provides protection from weather for crew and contains controls, gauges, and indicators. The cab has provisions to accommodate five fully- equipped personnel and sleeping provisions for two. It is equipped with a footrest, a sliding rear window, rifle mounts, and a stowage area under rear seat.
Page 97 TM 9-2320-360-10 0004 Table 1. Location and Description of Major Components. - Continued Figure 2. HYDRAULIC OIL RESERVOIR. Stores, cools, and filters oil used to operate main and auxiliary winches. MAIN (RECOVERY) WINCHES.Two winches (WP 0010) (driver side shown) that operate independently of each other used to recover, load, and unload heavy tracked and wheeled vehicles.
Page 98 TM 9-2320-360-10 0004 Table 1. Location and Description of Major Components. - Continued AIR RESERVOIRS. Store compressed air for operation of brake, suspension, and central tire inflation systems. NO. 1 FUEL TANK. A 150 gal. (568 L) tank which stores fuel used to operate engine.
Page 99 TM 9-2320-360-10 0004 Table 1. Location and Description of Major Components. - Continued Figure 3. TRAILER ELECTRICAL CONNECTORS. Two connectors (24-volt/12-pin and 12- volt/7-pin) supply power to trailer electrical system through intervehicular cable. (WP 0114, Table 2, Item 2) TRAILER GLADHANDS. Couples air supply to trailer. CHOCK BLOCKS STOWAGE BOXES.
Page 100 TM 9-2320-360-10 0004 Table 1. Location and Description of Major Components. - Continued QUICK-DISCONNECT COUPLING. Used to connect air hose from BII (WP 0114, Table 3, Item 22) to vehicle air system. Air hose is used to manually inflate tires or power air wrench.
Page 101 TM 9-2320-360-10 0005 OPERATOR MAINTENANCE EQUIPMENT DATA Table 1. Vehicle Dimensions. Width (vehicle): 102 in. (2 591 mm) Width (mirrors extended): 144 in. (3 658 mm) Height (overall): 140.1 in. (3 559 mm) Length (overall): 361.6 in. (9 185 mm) Wheelbase: 215 in.
Page 102 TM 9-2320-360-10 0005 Table 3. Weight Distribution. - Continued No. 2 Axle: 7,219 lbs (3 277 kg) No. 3 Axle: 7,050 lbs (3 201 kg) No. 4 Axle: 7,030 lbs (3 192 kg) Axle Loads of HET Tractor (Gross Vehicle Weight) No.
Page 103 TM 9-2320-360-10 0005 Table 4. Vehicle Performance. - Continued Turning Radius (HET Tractor Only): 67.9 ft. (20.7 m) Turning Radius (HET System = HET Tractor + M1000 Trailer): 78.8 to 81 ft. (24.03 to 24.7 m) Table 5. Fluid Capacities. Refer to lubrication instructions (WP 0106) in operator's PMCS for vehicle fluid capacities.
Page 104 TM 9-2320-360-10 0005 Table 7. Fuel System. - Continued Air Cleaner Type: Dry element Table 8. Cooling System. Radiator Working Pressure: 10 psi (68.95 kPa) Table 9. Air Compressor. Make: Midland Model: EL 3200 Type: Four-Cylinder, Piston-Type Table 10. Electrical System. Alternators (2) Make: Prestolite Model: 4805JX (14 VDC) and 4826JX (28 VDC)
Page 105 Number of Forward Speeds: 5 Number of Reverse Speeds: 1 Table 12. Power Takeoff. Make: Chelsea/Dana Model: 270 series Table 13. Transfer Case. Make: Oshkosh Model: 55000 Series Type: 2-Speed, Helical Gear Table 14. No. 1 Axle. Make: Rockwell Model: SVI 5 MRDIS-FC...
Page 106 TM 9-2320-360-10 0005 Table 14. No. 1 Axle. - Continued Ratio: 7.36:1 Type: 21,500 lbs (9 761 kg) Steering Angle: 36 degrees (both left and right) Differential Carrier Make: Rockwell Model: SVI 5MR Type: Spiral Bevel Table 15. No. 2 Axle. Make: Rockwell Model: SVI 5 MRTGS-FC Type: Planetary Hub Reduction...
Page 107 TM 9-2320-360-10 0005 Table 16. No. 3 Axle. - Continued Ratio: 7.36:1 Type: 23,680 lbs (10 751 kg) Differential Carrier Make: Rockwell Model: SVI 5MR Type: Spiral Bevel Table 17. No. 4 Axle. Make: Rockwell Model: SVI 5 MRDIS-FC Type: Planetary Hub Reduction Ratio: 7.36:1 Type: 23,680 lbs (10 751 kg) Steering Angle: 19 degrees (both left and right)
Page 108 TM 9-2320-360-10 0005 Table 18. Propeller Shafts. - Continued Model (Transfer Case to Axle No. 2): 1810 Model (No. 2 Axle to No. 3 Axle): 1710 Model (No. 3 Axle to No. 4 Axle): 1610 Table 19. Suspension System. Front Make: Hendrickson/Canada Type: Taper leaf Rear...
Page 109 TM 9-2320-360-10 0005 Table 22. Cab. Windshield: Tinted, two-piece, safety glass Personnel Capacity: 5 Sleeping Capacity: 2 Table 23. Towing Eyes. Quantity: 4 (2 front, 2 rear) Maximum Load Capacity Each: 28,000 lbs (12 712 kg) Table 24. Pintle Hook. Type: Manual Release Maximum Load Capacity - Pulling: 49,000 lbs (22 246 kg) Maximum Load Capacity - Vertical: 9,800 lbs (4 449 kg)
Page 110 TM 9-2320-360-10 0005 Table 26. Auxiliary Winch. - Continued Cable Dimensions: .25 in. (6.4 mm) diameter X 300 ft. (91.5 m) length Table 27. Wheels. Make: Titan Rim Size: 20 x 10 Type: Two-piece bolt together wheel Quantity: 9 (including spare) Stud Quantity Per Wheel: 10 Maximum Wheel Load: 12,500 lbs (5 675 kg) Table 28.
Page 111 Table 31. Load Classification Chart. Configuration M1070 HET Tractor without Trailer M1070 HET Tractor with M1000 Trailer M1070 HET Tractor with M1000 Trailer and M1 Tank Table 32. Tire Pressure (All Tires). Terrain Condition Maximum Speed Tire Pressure...
Page 112 TM 9-2320-360-10 0005 Table 32. Tire Pressure (All Tires). - Continued Terrain Condition Maximum Speed Tire Pressure 5 mph (8 km/h) 30 psi (207 kPa) Emergency END OF WORK PACKAGE 0005-12...
Page 113 TM 9-2320-360-10 0006 OPERATOR MAINTENANCE STEERING SYSTEM The No. 1 (1) and No. 4 (2) axles are used to steer the HET Tractor. Each of the two steering axles (1 and 2) turn in opposing directions in response to operator's inputs via turning the steering wheel (3) in the cab (4).
Page 114 TM 9-2320-360-10 0006 As the steering wheel (3) is turned by the operator, the rotational motion of the upper steering assembly shafts (9) is translated at a tee gear box (10) below the cab (4) to both No. 1 axle steering gear (6) and No. 4 axle steering gear (7). Figure 2.
Page 115 TM 9-2320-360-10 0006 In the event a steering hydraulic hose (13) to No. 4 steering axle (2) is severed, or fluid leaks from the system (power steering is inoperable), the HET Tractor can be steered for short distances in emergency situations. END OF WORK PACKAGE 0006-3...
Page 117 TM 9-2320-360-10 0007 OPERATOR MAINTENANCE POWER TRAIN Introduction Power for the HET Tractor is generated by a two-stroke, V-type diesel engine coupled directly to an automatic transmission. Power Train The engine is capable of 500 horsepower of braking. The engine is equipped with an electronic control system that regulates fuel delivery to each injector as well as governing engine speed for power takeoff operation.
Page 119 TM 9-2320-360-10 0008 OPERATOR MAINTENANCE ELECTRICAL SYSTEM Introduction The HET Tractor electrical system is a combined 12 VDC and 24 VDC system: 1. The 12 VDC source supplies electrical power to operate HET Tractor lights, trailer lights, instrument panel/dash lighting, indicator/warning lights and gauges inside cab, and windshield wipers/washer motors.
Page 120 TM 9-2320-360-10 0008 Power Train - Continued Figure 1. The starter motor (2) operates directly from the 24 VDC source through the ENGINE switch (3) in the cab. A belt-driven alternator (4) having a capacity of 130 amps maintains the charge on the batteries for the 24 VDC system.
Page 121 TM 9-2320-360-10 0008 Power Train - Continued The HET Tractor electrical circuits are protected against overloads by automatic reset circuit breakers (8). Wiring harnesses are used to carry current to operate equipment and accessories. END OF WORK PACKAGE 0008-3...
Page 123: Air System
TM 9-2320-360-10 0009 OPERATOR MAINTENANCE AIR SYSTEM Introduction Major systems on HET Tractor which operate with air include service and parking brakes, rear suspension system, and Central Tire Inflation System (CTIS). Other vehicle components which operate with air include the transfer case and interaxle lockups, winch tensioners and kickouts, windshield washer, and horns.
Page 124: Figure 1
TM 9-2320-360-10 0009 Air System - Continued Figure 1. 0009-2...
Page 125 TM 9-2320-360-10 0009 Air System - Continued Pressurized air flows from the air compressor (1) through an aftercooler (8), a coalescing filter (9), and air dryers (10 and 11) where the air is cooled and the moisture/oil is removed. From the air dryers (10 and 11), air goes to the purge reservoir (2) and air reservoir (3). The purge reservoir (2) supplies the air to purge the air dryers (10 and 11) and aftercooler (8) when required.
Page 126: Figure 2
TM 9-2320-360-10 0009 Air System - Continued ²² ²² ²² &+(&. &+(&. ² ² (1*,1( *$8*(6 ),/7(5 0,1'(5 $,5 &/($1(5 5(675,&7,21 5(6(7 + 2 3$5.,1* %5$.( HIGHWAY 29(563((' 9 M AX SPEED 45 M PH) CROSS COUNTRY /2: $,5 (M AX SPEED 30 M PH) M UD SAND &...
Page 127: Figure 3
TM 9-2320-360-10 0009 Air System - Continued Figure 3. Air to the transfer case (17) enables engagement of four-wheel drive in high or low gear range. An interaxle lockup pilot valve also prevents the axles from locking up in high ranges. Figure 4.
Page 129: Winch System
TM 9-2320-360-10 0010 OPERATOR MAINTENANCE WINCH SYSTEM The winch system operates hydraulically and consists of a driver side main (recovery) winch (1), a passenger side main (recovery) winch (2) and an auxiliary winch (3). The main winches operate independently and are used to recover, load, and unload heavy tracked and wheeled vehicles.
Page 130: Figure 2
TM 9-2320-360-10 0010 Figure 2. 0010-2...
Page 131 TM 9-2320-360-10 0010 All three winches (1 through 3) have a fail-safe, spring-loaded brake which will automatically set when winch control (13) is in neutral position or when hydraulic pressure is less than 270 psi (1 862 kPa). END OF WORK PACKAGE 0010-3...
Page 133: Central Tire Inflation System (Ctis)
TM 9-2320-360-10 0011 OPERATOR MAINTENANCE CENTRAL TIRE INFLATION SYSTEM (CTIS) Introduction The Central Tire Inflation System (CTIS) allows the HET operator to adjust the vehicle tire pressure to one of four predetermined settings. Each tire pressure setting has a vehicle speed limitation.
Page 134: Figure 2
TM 9-2320-360-10 0011 Central Tire Inflation System (CTIS) - Continued Figure 2. Power manifold (4) located under the driver's seat, contains an inflation valve (5) for increasing tire pressures, a deflation valve (6) to reduce tire pressures, and a quick-release valve (7) which is closed during checking, inflating, and deflating modes.
Page 135: Figure 3
TM 9-2320-360-10 0011 Central Tire Inflation System (CTIS) - Continued or when the electrical power is interrupted. Air pressure is present in CTIS air lines (12) only when the system is monitoring (or adjusting) the tire pressures, approximately once every 15 minutes.
Page 137: Chapter 2 - Operator Instructions
TM 9-2320-360-10 CHAPTER 2 OPERATOR INSTRUCTIONS...
Page 139: Cab-Mounted Foot Controls
TM 9-2320-360-10 0012 OPERATOR MAINTENANCE CAB-MOUNTED FOOT CONTROLS CONTROLS AND INDICATORS INTRODUCTION This section displays the location and describes the use of cab-mounted foot controls which are used in the operation of HET Tractor. Controls described in this section are the same for all vehicles, except where otherwise indicated.
Page 140 TM 9-2320-360-10 0012 Table 1. Cab-Mounted Foot Controls. - Continued Control/ Indicator Function Service Brake Applies service brakes when pressed. Also applies trailer Pedal service brakes when HET Tractor is coupled to trailer. END OF WORK PACKAGE 0012-2...
Page 141: Cab-Mounted Hand Controls
TM 9-2320-360-10 0013 OPERATOR MAINTENANCE CAB-MOUNTED HAND CONTROLS CONTROLS AND INDICATORS INTRODUCTION This section displays the location and describes the use of cab-mounted hand controls which are used in the operation of HET Tractor. Controls and indicators described in this section are the same for all vehicles, except where otherwise indicated.
Page 142: Figure 1
TM 9-2320-360-10 0013 Table 1. Cab-Mounted Hand Controls. Control/ Indicator Function Figure 1. Cab Door Located on each door. Raises or lowers window glass when Window Glass handle is turned. Regulator Cab Door Located on inside and outside of each door. Opens cab door Latch from inside and outside HET Tractor when pulled.
Page 143 TM 9-2320-360-10 0013 Table 1. Cab-Mounted Hand Controls. - Continued Control/ Indicator Function Map Light Located behind each door above seat belt mount. Two- Switches position switches used to control map lights. Air Horn Chain Located above driver side door. Sounds country horn when pulled.
Page 145: Steering Column-Mounted Controls
TM 9-2320-360-10 0014 OPERATOR MAINTENANCE STEERING COLUMN-MOUNTED CONTROLS CONTROLS AND INDICATORS INTRODUCTION This section displays the location and describes the use of steering column-mounted controls which are used in the operation of HET Tractor. Controls described in this section are the same for all vehicles, except where otherwise indicated. LOCATION AND USE OF CONTROLS AND INDICATORS Know the location and proper use of every control and indicator before operating HET Tractor.
Page 146: Figure 1
TM 9-2320-360-10 0014 Table 1. Steering Column-Mounted Controls. Control/ Indicator Function NOTE: MODEL A DASH PANEL SHOWN, MODEL B DASH PANEL SIMILAR Figure 1. Headlight Push button switch used to raise or lower headlight beams. Dimmer Switch High beam indicator illuminates (blue) when high beams are engaged.
Page 147 TM 9-2320-360-10 0014 Table 1. Steering Column-Mounted Controls. - Continued Control/ Indicator Function Emergency Two-position, push/pull switch used to control emergency Flasher Control flashers. BLACKOUT LIGHTS switch must be in off position before emergency flashers will operate. Push in switch to activate emergency flashers.
Page 149: Main Instrument Panel Controls And Indicators
TM 9-2320-360-10 0015 OPERATOR MAINTENANCE MAIN INSTRUMENT PANEL CONTROLS AND INDICATORS CONTROLS AND INDICATORS INTRODUCTION This section displays the location and describes the use of main instrument panel controls and indicators which are used in the operation of HET Tractor. Controls and indicators described in this section are the same for all vehicles, except where otherwise indicated.
Page 150 TM 9-2320-360-10 0015 Table 1. Main Instrument Panel Controls and Indicators. - Continued Control/ Indicator Function Left Turn Flashes (green) when turn signal lever is pulled down. Indicator High Beam Illuminates (blue) when HET Tractor headlights are on high. Indicator PTO Indicator Illuminates (green) when PTO control switch is set to on position.
Page 151 TM 9-2320-360-10 0015 Table 1. Main Instrument Panel Controls and Indicators. - Continued Control/ Indicator Function Central Tire Four-position switch used to control tire inflation/deflation for Inflation different terrain conditions. System Rotary Selector Switch Central Tire Two-position switch. When switch is in ON position, CTIS will Inflation operate.
Page 152 TM 9-2320-360-10 0015 Table 1. Main Instrument Panel Controls and Indicators. - Continued Control/ Indicator Function OVERSPEED Flashes (amber) when speed of HET Tractor is too fast for Indicator existing tire pressure as selected by central tire inflation system rotary selector switch. CHECK CHECK ENGIN E...
Page 153 TM 9-2320-360-10 0015 Table 1. Main Instrument Panel Controls and Indicators. - Continued Control/ Indicator Function Speedometer/ Shows tractor traveling speed (in mph and km/h) and total Odometer miles traveled. BATTERY Shows state of charge of batteries and alternator voltage Gauge (12-volt output.
Page 154 TM 9-2320-360-10 0015 Table 1. Main Instrument Panel Controls and Indicators. - Continued Control/ Indicator Function Windshield Three-position switch used to operate and control speed of Wiper Switch windshield wipers. Windshield Momentary switch used to control windshield washer. Washer Switch Instrument Used to control brightness of instrument panel lights.
Page 155 TM 9-2320-360-10 0015 Table 1. Main Instrument Panel Controls and Indicators. - Continued Control/ Indicator Function BLACK OUT Two-position switch used to control BLACK OUT DRIVE and LIGHTS Switch BLACK OUT MARKER switches. When turned on, other lighting is inoperative. —20—...
Page 156 TM 9-2320-360-10 0015 Table 1. Main Instrument Panel Controls and Indicators. - Continued Control/ Indicator Function Two-position switch used to control M12 EMI Arctic Heater. PREHEAT Push to up position to turn on and run arctic heater. Push to Switch down position to turn arctic heater off.
Page 157: Indicators
TM 9-2320-360-10 0016 OPERATOR MAINTENANCE AIR SYSTEM PANEL CONTROLS AND INDICATORS CONTROLS AND INDICATORS INTRODUCTION This section displays the location and describes the use of air system panel controls and indicators which are used in the operation of HET Tractor. Controls and indicators described in this section are the same for all vehicles, except where otherwise indicated.
Page 158 TM 9-2320-360-10 0016 Table 1. Air System Panel Controls and Indicators. - Continued Control/ Indicator Function Shows air pressure (in psi and kPa) in reservoirs available to PRESSURE operate air system components. Green needle indicates air Gauge pressure to operate service brakes on front axle, parking brakes on rear tridem axles, transfer case and interaxle lockups, winch tensioners and kickouts, windshield washers, and horns.
Page 159: Center Panel Controls
TM 9-2320-360-10 0017 OPERATOR MAINTENANCE CENTER PANEL CONTROLS CONTROLS AND INDICATORS INTRODUCTION This section displays the location and describes the use of center panel controls which are used in the operation of HET Tractor. Controls described in this section are the same for all vehicles, except where otherwise indicated.
Page 160: Figure 1
TM 9-2320-360-10 0017 Table 1. Center Panel Controls. Control/ Indicator Function Figure 1. GAS PART Two-position switch used to operate and control gas FILTER Switch particulate filter unit. CHEMICAL Two-position switch used to control chemical alarm kit. ALARM Switch PTO Control Two-position switch used to control power takeoff.
Page 161: Figure 2
TM 9-2320-360-10 0017 Table 1. Center Panel Controls. - Continued Control/ Indicator Function up or the axle differential interaxle power dividers. When control is set to UNLOCK position, with the transfer case shift lever set to HI range, the transfer case drives rear axles only. When DRIVELINE Control is set to LOCK position and transfer case shift lever set to HI range, the transfer case drives both front axle and rear axles.
Page 162 TM 9-2320-360-10 0017 Table 1. Center Panel Controls. - Continued Control/ Indicator Function RECIRC/F/A Used to control outside air flow to cab. When control is set to Control RECIRC position, cab air recirculates. When control is set to F/A position, fresh air is vented into cab. OFF/HEAT Used to control temperature of air that heats cab interior and Control...
Page 163: Tunnel Panel Controls - Driver Side
TM 9-2320-360-10 0018 OPERATOR MAINTENANCE TUNNEL PANEL CONTROLS - DRIVER SIDE CONTROLS AND INDICATORS INTRODUCTION This section displays the location and describes the use of driver side tunnel panel controls which are used in the operation of HET Tractor. Controls described in this section are the same for all vehicles, except where otherwise indicated.
Page 164 TM 9-2320-360-10 0018 Table 1. Tunnel Panel Controls - Driver Side. - Continued Control/ Indicator Function ENGINE Three-position switch (OFF, ON, START). When ENGINE Switch switch is set to ON position, electrical system will operate. START position operates engine cranking circuit. When switch is released after engine starts, switch will return to ON position.
Page 165 TM 9-2320-360-10 0018 Table 1. Tunnel Panel Controls - Driver Side. - Continued Control/ Indicator Function Circuit Breakers open automatically to protect HET Tractor from Breakers electrical overloads. Push in circuit breaker buttons to reset. TRANSFER Used to select HIGH or LOW range or NEUTRAL. All wheel CASE Shift drive indicator lights (green) when DRIVELINE control is in Lever...
Page 167: Ventilator Controls
TM 9-2320-360-10 0019 OPERATOR MAINTENANCE VENTILATOR CONTROLS CONTROLS AND INDICATORS INTRODUCTION This section displays the location and describes the use of ventilator controls which are used in the operation of HET Tractor. Controls described in this section are the same for all vehicles, except where otherwise indicated.
Page 168 TM 9-2320-360-10 0019 Table 1. Ventilator Controls. - Continued Control/ Indicator Function Recirculate/ Used to control air flow to cab. When control knob is pulled Fresh Air out, fresh outside air is vented into cab. When control knob is Control pushed in, cab air recirculates.
Page 169: Tunnel Panel Controls - Passenger Side
TM 9-2320-360-10 0020 OPERATOR MAINTENANCE TUNNEL PANEL CONTROLS - PASSENGER SIDE CONTROLS AND INDICATORS INTRODUCTION This section displays the location and describes the use of passenger side tunnel panel controls which are used in the operation of HET Tractor. Controls described in this section are the same for all vehicles, except where otherwise indicated.
Page 170: Figure 1
TM 9-2320-360-10 0020 Table 1. Tunnel Panel Controls - Passenger Side. Control/ Indicator Function Figure 1. STE/ICE Used to connect STE/ICE. Receptacle STE/ICE Used to reset instrument connected to simplified test ZERO equipment/internal combustion engine (STE/ICE) receptacle to zero. 0020-2...
Page 171 TM 9-2320-360-10 0020 Table 1. Tunnel Panel Controls - Passenger Side. - Continued Control/ Indicator Function OFFSET Switch END OF WORK PACKAGE 0020-3...
Page 173: Front Seat Adjustment Controls
TM 9-2320-360-10 0021 OPERATOR MAINTENANCE FRONT SEAT ADJUSTMENT CONTROLS CONTROLS AND INDICATORS INTRODUCTION This section displays the location and describes the use of front seat adjustment controls which are used in the operation of HET Tractor. Controls described in this section are the same for all vehicles, except where otherwise indicated.
Page 174: Figure 1
TM 9-2320-360-10 0021 Table 1. Front Seat Adjustment Controls. Control/ Indicator Function PASSENGER SEAT DRIVER SEAT Figure 1. Seat Belt/ Used to secure personnel in seat. Shoulder Harness Height Used to adjust seat height. Adjustment Control Forward/ Used to move seat forward or backward. Backward 0021-2...
Page 175 TM 9-2320-360-10 0021 Table 1. Front Seat Adjustment Controls. - Continued Control/ Indicator Function Adjustment Control Ride Used to adjust seat tension and ride firmness. Adjustment Control Seat Lift Used to lift and move seat forward to allow access to and from Controls rear seat.
Page 177: Winch Station Controls And Indicators
TM 9-2320-360-10 0022 OPERATOR MAINTENANCE WINCH STATION CONTROLS AND INDICATORS CONTROLS AND INDICATORS INTRODUCTION This section displays the location and describes the use of winch station controls and indicators which are used in the operation of HET Tractor. Controls and indicators described in this section are the same for all vehicles, except where otherwise indicated.
Page 178: Figure 1
TM 9-2320-360-10 0022 Table 1. Winch Station Controls and Indicators. Control/ Indicator Function Figure 1. 0022-2...
Page 179 TM 9-2320-360-10 0022 Table 1. Winch Station Controls and Indicators. - Continued Control/ Indicator Function Personnel Two-position guard which protects operator during winch Guard operation. Auxiliary Winch Used to engage and disengage auxiliary winch kickout. Lift Manual Kickout and rotate control 180 degrees to disengage kickout. When Control disengaged, winch drum will spool freely and cable can be payed out by hand.
Page 180 TM 9-2320-360-10 0022 Table 1. Winch Station Controls and Indicators. - Continued Control/ Indicator Function CABLE HOLD Used to engage and disengage cable tensioner on main DOWN Control winches. Control is OFF when paying out winch cable with auxiliary winch. Control is ON when reeling in winch cable to ensure cable spools properly onto drum PASSENGER Used to engage and disengage passenger side winch...
Page 181: Fifth Wheel Controls
TM 9-2320-360-10 0023 OPERATOR MAINTENANCE FIFTH WHEEL CONTROLS CONTROLS AND INDICATORS INTRODUCTION This section displays the location and describes the use of fifth wheel controls which are used in the operation of HET Tractor. Controls in this section are the same for all vehicles, except where otherwise indicated.
Page 182: Figure 1
TM 9-2320-360-10 0023 Table 1. Fifth Wheel Controls. Control/ Indicator Function Figure 1. Primary Lock Used to open fifth wheel coupler jaws. Jaws open when Release handle is pulled. Handle 0023-2...
Page 183 TM 9-2320-360-10 0023 Table 1. Fifth Wheel Controls. - Continued Control/ Indicator Function Secondary Used to unlock fifth wheel coupler jaws and allows them to be Lock Release opened with primary lock release handle. Coupler jaws Handle unlock when handle is pulled. END OF WORK PACKAGE 0023-3...
Page 185: Exterior-Mounted Controls And Indicators - Driver Side
TM 9-2320-360-10 0024 OPERATOR MAINTENANCE EXTERIOR-MOUNTED CONTROLS AND INDICATORS - DRIVER SIDE CONTROLS AND INDICATORS INTRODUCTION This section displays the location and describes the use of driver side exterior-mounted controls and indicators which are used in the operation of HET Tractor. Controls and indicators described in this section are the same for all vehicles, except where otherwise indicated.
Page 186 TM 9-2320-360-10 0024 Table 1. Exterior-Mounted Controls and Indicators - Driver Side. Control/ Indicator Function Figure 1. Engine Oil Used to take samples of engine oil for Army Oil Analysis Sampling Program (AOAP). Valve Engine Oil Indicates engine oil level. Turn dipstick handle Dipstick counterclockwise to release from tube and obtain measurement.
Page 187: Driver Side
TM 9-2320-360-10 0024 Table 1. Exterior-Mounted Controls and Indicators - Driver Side. - Continued Control/ Indicator Function Transmission Used to take samples of transmission oil for AOAP. Oil Sampling Valve Transmission Indicates transmission oil level. Turn dipstick handle Oil Dipstick counterclockwise to release from tube and obtain measurement.
Page 189: Exterior-Mounted Controls And Indicators - Passenger Side
TM 9-2320-360-10 0025 OPERATOR MAINTENANCE EXTERIOR-MOUNTED CONTROLS AND INDICATORS - PASSENGER SIDE CONTROLS AND INDICATORS INTRODUCTION This section displays the location and describes the use of passenger side exterior-mounted controls and indicators which are used in the operation of HET Tractor. Controls and indicators described in this section are the same for all vehicles, except where otherwise indicated.
Page 190 TM 9-2320-360-10 0025 Table 1. Exterior-Mounted Controls and Indicators - Passenger Side. Control/ Indicator Function Figure 1. M12 EMI Arctic Move valve handle counterclockwise to connect arctic heater Heater Outlet outlet to engine cooling circuit. Move valve handle clockwise Valve (if to isolate arctic heater outlet from engine cooling circuit.
Page 191: Passenger Side
TM 9-2320-360-10 0025 Table 1. Exterior-Mounted Controls and Indicators - Passenger Side. - Continued Control/ Indicator Function Power Steering Indicates power steering oil level. Turn dipstick handle Oil Dipstick counterclockwise to release from tube and obtain measurement. Fully insert dipstick into tube and turn handle clockwise to secure.
Page 193: Decals And Data Plates
TM 9-2320-360-10 0026 OPERATOR MAINTENANCE DECALS AND DATA PLATES INITIAL SETUP: Not Applicable The following section provides data plates and decals found on the HET Tractor. Pay close attention to warnings and cautions noted. Locations of these data plates on HET Tractor can be found in the Stowage And Sign Guide.
Page 194: Figure 1
TM 9-2320-360-10 0026 Figure 1. 0026-2...
Page 195: Figure 2
TM 9-2320-360-10 0026 Figure 2. 0026-3...
Page 196: Figure 3
TM 9-2320-360-10 0026 Figure 3. 0026-4...
Page 197: Figure 4
TM 9-2320-360-10 0026 Figure 4. 0026-5...
Page 198: Figure 5
TM 9-2320-360-10 0026 Figure 5. 0026-6...
Page 199: Figure 6
TM 9-2320-360-10 0026 Figure 6. 0026-7...
Page 200: Figure 7
TM 9-2320-360-10 0026 Figure 7. 0026-8...
Page 201: Figure 8
TM 9-2320-360-10 0026 Figure 8. 0026-9...
Page 202: Figure 9
TM 9-2320-360-10 0026 Figure 9. END OF TASK END OF WORK PACKAGE 0026-10...
Page 203 TM 9-2320-360-10 0027 OPERATOR MAINTENANCE GENERAL HET TRACTOR-TRAILER OPERATING PROCEDURES INITIAL SETUP: Personnel Required Operator and Assistant - - - (2) MOVING TRAILER FORWARD WARNING Ensure the position of assistant is known at all times. Failure to comply may result in serious injury or death to personnel. WARNING All safety requirements such as hazard flags, road permits, flashing warning lights, escort vehicles, and wide load signs must be met.
Page 204 TM 9-2320-360-10 0027 MOVING TRAILER FORWARD - Continued limit prior to entering a curve. Failure to comply may result in serious injury or death to personnel. Turning. When turning corners, trailer wheels turn inside the turning radius of towing HET Tractor. To make right or left turn at intersection, drive HET Tractor about halfway into intersection and then cut sharply to right or left.
Page 205: Figure 1
TM 9-2320-360-10 0027 MOVING TRAILER FORWARD - Continued Figure 1. 0027-3...
Page 206 TM 9-2320-360-10 0027 BACKING TRAILER WARNING Use caution when trailer is backing up. Wheels on trailer will not be straight when HET Tractor/trailer is stopped and then driven forward. Rear of trailer will swing wide right or left. Failure to comply may result in serious injury or death to personnel.
Page 207 TM 9-2320-360-10 0027 BRAKING, STOPPING, AND PARKING TRAILER - Continued Trailer handbrake control lever applies brake to trailer only. (WP 0040) Do not apply trailer handbrake control lever when parking. END OF TASK END OF WORK PACKAGE 0027-5...
Page 209: Central Tire Inflation System (Ctis) Operation
TM 9-2320-360-10 0028 OPERATOR MAINTENANCE CENTRAL TIRE INFLATION SYSTEM (CTIS) OPERATION INITIAL SETUP: Not Applicable OPERATE CTIS Start engine. (WP 0037) HIGHWAY OVERSPEED (9 MAX SPEED 45 MPH) CROSS COUNTRY LOW AIR (MAX SPEED 30 MPH) MUD SAND & SNOW (MAX SPEED 15 MPH) EMERGENCY START...
Page 210 TM 9-2320-360-10 0028 OPERATE CTIS - Continued • If LOW AIR indicator illuminates (red), CTIS will not operate due to low air pressure. Failure to comply may result in damage to equipment. NOTE • If HET Tractor is stopped during CTIS selection change, an increase in engine rpm is required to provide adequate air supply.
Page 211: Figure 2
TM 9-2320-360-10 0028 OPERATE CTIS - Continued HIGHWAY OVERSPEED (9 MAX SPEED 45 MPH) CROSS COUNTRY LOW AIR (MAX SPEED 30 MPH) MUD SAND & SNOW (MAX SPEED 15 MPH) EMERGENCY START (MAX SPEED 5 MPH) CTI CONTROLLER MODEL 101 CTI OFF - - ON Figure 2.
Page 212 TM 9-2320-360-10 0028 OPERATE CTIS - Continued Table 1. CTIS Maximum Speed and Tire Pressure. - Continued FRONT TIRE REAR TIRE TERRAIN MAX SPEED PRESSURE PRESSURE Mud, Sand, Snow 15 mph (24 km/h) 40 psi (276 kPa) 40 psi (276 kPa) Emergency 5 mph (8 km/h) 30 psi (207 kPa)
Page 213: Figure 1
TM 9-2320-360-10 0029 OPERATOR MAINTENANCE WINDSHIELD WIPERS/WASHER OPERATION INITIAL SETUP: Not Applicable WINDSHIELD WIPERS OPERATION NOTE Model B dash panel shown, Model A dash panel similar. Push windshield wiper switch (1) to center position for low speed, down position for high speed, and up position to stop wipers.
Page 214: Figure 2
TM 9-2320-360-10 0029 WINDSHIELD WASHER OPERATION NOTE Model A dash panel shown, Model B dash panel similar. Push windshield wiper switch (1) down to turn on windshield wipers. —20— —15— —10— CHECK CHECK — 8 — ENGINE GAUGES FILTER MINDER AIR CLEANER RESTRICTION RESET H O PARKING...
Page 215: Cab Temperature Controls Operation
TM 9-2320-360-10 0030 OPERATOR MAINTENANCE CAB TEMPERATURE CONTROLS OPERATION INITIAL SETUP: Not Applicable HEATER OPERATION NOTE Heater temperature is controlled by position of OFF/HEAT control. Temperature increases as control is moved right. Temperature decreases as control is moved left. Slide DEF/CAB control (1) to CAB position. FRONT RECIRC REAR...
Page 216 TM 9-2320-360-10 0030 HEATER OPERATION - Continued Set FRONT fan switch (2) to speed 1, 2, or 3. Slide OFF/HEAT control (3) right to increase heat temperature (as desired). Slide RECIRC/F/A control (4) to F/A (fresh air) to add fresh air for cab ventilation. Slide RECIRC/F/A control (4) to RECIRC if cab ventilation is not desired.
Page 217: Figure 2
TM 9-2320-360-10 0030 WINDSHIELD DEFROST OPERATION - Continued FRONT RECIRC REAR HEAT Figure 2. Set FRONT fan switch (2) to speed 1, 2, or 3. Slide OFF/HEAT control (3) right to increase heat temperature (as desired). Slide OFF/HEAT control (3) left to reduce heat or OFF position (as desired). Set FRONT fan switch (2) to OFF position (as desired).
Page 218: Figure 3
TM 9-2320-360-10 0030 EXHAUST FAN OPERATION - Continued FRONT RECIRC REAR HEAT Figure 3. Turn REAR fan switch (1) to OFF position when exhaust fan operation is not desired. END OF TASK END OF WORK PACKAGE 0030-4...
Page 219: Ventilator Operation
TM 9-2320-360-10 0031 OPERATOR MAINTENANCE VENTILATOR OPERATION INITIAL SETUP: Not Applicable Set blower fan switch (1) to H (high), M (medium), or L (low) speed as desired. Figure 1. Complete the following Steps if changing the recirculate/fresh air control position is desired: Turn recirculate/fresh air control (2) counterclockwise to unlock.
Page 220 TM 9-2320-360-10 0031 Turn recirculate/fresh air control (2) clockwise to lock in position. Adjust air flow rate and direction with louvers (3) and (4). Set blower fan switch (1) to OFF position when ventilator operation is no longer desired. END OF TASK END OF WORK PACKAGE 0031-2...
Page 221: Personnel Ladder Operation
TM 9-2320-360-10 0032 OPERATOR MAINTENANCE PERSONNEL LADDER OPERATION INITIAL SETUP: Not Applicable SETUP LADDER Remove two rubber latches (1) from brackets (2) while supporting ladder (3). 0032-1...
Page 222: Figure 1
TM 9-2320-360-10 0032 SETUP LADDER - Continued Figure 1. Remove ladder (3) from two mounting brackets (4). Set two shoes (5) on hard surface. Pull side rail (6) down until lock (7) engages. Place two hooks (8) in holes (9) in fender (10). Position two shoes (5) securely on ground.
Page 223: Figure 2
TM 9-2320-360-10 0032 STOW LADDER Push in lock (1) and push side rail (2) up to collapse ladder (3). Figure 2. Install ladder (3) in two mounting brackets (4) with hooks (5) toward rear of vehicle. While supporting ladder (3), install two rubber latches (6) in brackets (7). END OF TASK END OF WORK PACKAGE 0032-3...
Page 225: Fire Extinguisher Operation
TM 9-2320-360-10 0033 OPERATOR MAINTENANCE FIRE EXTINGUISHER OPERATION INITIAL SETUP: Not Applicable FIRE EXTINGUISHER REMOVAL Pull latch (1) and open straps (2). Figure 1. Pull fire extinguisher (3) straight out and off bracket (4). END OF TASK 0033-1...
Page 226: Figure 2
TM 9-2320-360-10 0033 EXTINGUISH FIRE NOTE • Fire extinguisher is a dry chemical type. Refer to MSDS for specific extinguisher warnings and cautions for use. • Remember the word PASS to operate fire extinguisher: • P - Pull safety pin. •...
Page 227: Figure 3
TM 9-2320-360-10 0033 FIRE EXTINGUISHER INSTALLATION Set fire extinguisher (1) in bracket (2). Figure 3. Position latch (3) in hook (4). Push on latch (3) to secure straps (5). END OF TASK END OF WORK PACKAGE 0033-3...
Page 229: Trailer Connection/Disconnection (Fifth Wheel)
TM 9-2320-360-10 0034 OPERATOR MAINTENANCE TRAILER CONNECTION/DISCONNECTION (FIFTH WHEEL) INITIAL SETUP: Personnel Required References Operator and Assistant - - - (2) TM 9-2330-381-14 FM 21-305 TRAILER CONNECTION TO HET TRACTOR CAUTION Lockouts must be positioned as identified in Table 1. Failure to comply may result in damage to equipment.
Page 230: Figure 1
TM 9-2320-360-10 0034 TRAILER CONNECTION TO HET TRACTOR - Continued LOCKOUT ENGAGED LOCKOUT DISENGAGED Figure 1. NOTE Driver side lockout pivots to the rear and passenger side lockout pivots to the front. Rotate two lockouts (3) into correct position per Table 1. Table 1.
Page 231: Figure 2
TM 9-2320-360-10 0034 TRAILER CONNECTION TO HET TRACTOR - Continued Table 1. Lockout Positions. - Continued Trailer Type On-Road Off-Road Other trailers with combined center of Engage Engage Lockouts gravity of trailer and payload ABOVE 65 Lockouts in. (165.1 cm) Tighten screws (1) on each side of fifth wheel (2).
Page 232: Figure 3
TM 9-2320-360-10 0034 TRAILER CONNECTION TO HET TRACTOR - Continued CAUTION • Ensure there is a generous amount of grease on fifth wheel, ramps, king pin, and steering wedge. Insufficient lubrication may result in damage to equipment. • HET Tractor and trailer coupling should be done with the HET Tractor and trailer straight in line, not at an angle.
Page 233: Figure 4
TM 9-2320-360-10 0034 TRAILER CONNECTION TO HET TRACTOR - Continued CAUTION • Do not allow king pin to miss and overrun fifth wheel. Ensure trailer gooseneck is high enough to clear the rear of the ramps. Failure to comply may result in damage to equipment. •...
Page 234: Figure 5
TM 9-2320-360-10 0034 TRAILER CONNECTION TO HET TRACTOR - Continued NOTE When king pin is properly locked in fifth wheel, light should not show between top of fifth wheel plate and bottom of trailer. Move HET Tractor forward slightly to check coupling and rock tractor back and forth until king pin (9) is locked in fifth wheel (2).
Page 235: Figure 6
TM 9-2320-360-10 0034 TRAILER CONNECTION TO HET TRACTOR - Continued NOTE The 7-pin, 12-volt trailer light cable may be used in the appropriate connectors if the 12-pin, 24-volt intervehicular cable is damaged or missing. Remove intervehicular wiring harness (12) from stowage box (13). Figure 6.
Page 236: Figure 7
TM 9-2320-360-10 0034 TRAILER CONNECTION TO HET TRACTOR - Continued Remove dummy couplings (17) from EMERGENCY coupling (18) and SERVICE coupling (19) on trailer. Disconnect red air hose (20) from dummy coupling (21) on pogo stick (22) and connect to EMERGENCY coupling (18) on trailer. Figure 7.
Page 237: Figure 8
TM 9-2320-360-10 0034 TRAILER CONNECTION TO HET TRACTOR - Continued Refer to (TM 9-2330-381-14) (WP 0113) to tighten steering wedge, raise landing gear, adjust trailer height, and prepare trailer for operation. NOTE If AIR PRESS gauge does not indicate 65 psi (448 kPa) or more, trailer brakes will not release.
Page 238: Figure 9
TM 9-2320-360-10 0034 TRAILER CONNECTION TO HET TRACTOR - Continued Drive HET Tractor. (WP 0037) END OF TASK TRAILER DISCONNECTION FROM HET TRACTOR Park HET Tractor. (WP 0042) Set transmission range selector (1) to N (neutral) position. (WP 0041) Figure 9. Pull out PARKING BRAKE control (2) (WP 0043) to apply parking brake.
Page 239: Figure 10
TM 9-2320-360-10 0034 TRAILER DISCONNECTION FROM HET TRACTOR - Continued Lower trailer landing gear (TM 9-2330-381-14). (WP 0113) Loosen steering wedge adjusting nut (3) one full turn counterclockwise. NOTE If lock release handles cannot be moved, set trailer brakes and move HET Tractor backward slightly to relieve pressure on lock mechanism.
Page 240 TM 9-2320-360-10 0034 TRAILER DISCONNECTION FROM HET TRACTOR - Continued Drive HET Tractor forward slowly approximately 1 ft. (0.305 m) until king pin is clear of lock mechanism. Pull out PARKING BRAKE control (2) to apply parking brake. Raise trailer gooseneck (7) off fifth wheel (TM 9-2330-381-14). (WP 0113) CAUTION Ensure receptacle cover is closed completely over receptacle.
Page 241: Figure 11
TM 9-2320-360-10 0034 TRAILER DISCONNECTION FROM HET TRACTOR - Continued —20— —15— —10— CHECK CHECK ENGINE GAUGES — 8 — FILTER MINDER AIR CLEANER RESTRICTION RESET H O PARKING BRAKE HIGHWAY OVERSPEED 9 MAX SPEED 45 MPH) CROSS COUNTRY LOW AIR (MAX SPEED 30 MPH) MUD SAND &...
Page 242 TM 9-2320-360-10 0034 TRAILER DISCONNECTION FROM HET TRACTOR - Continued Install dummy couplings (19) on trailer couplings (14 and 17). Push PARKING BRAKE control (2) to release parking brake. Drive HET Tractor forward slowly until it is clear of trailer. Check HET Tractor brakes.
Page 243 TM 9-2320-360-10 0035 OPERATOR MAINTENANCE WINCH OPERATION INITIAL SETUP: Materials/Parts Personnel Required Plug, Ear (WP 0116, Table 1, Item 47) Operator and Assistant - - - (2) PREPARATION TO OPERATE WINCH NOTE • Model A dash panel shown, Model B dash panel similar. •...
Page 244: Figure 1
TM 9-2320-360-10 0035 PREPARATION TO OPERATE WINCH - Continued Figure 1. CAUTION Do not attempt to engage PTO with engine in high idle. Failure to comply may result in damage to PTO. NOTE PTO indicator will light when switch is turned to on position. With engine idling, set PTO switch (2) to on.
Page 245: Figure 2
TM 9-2320-360-10 0035 PREPARATION TO OPERATE WINCH - Continued WARNING Winch platform safety chain must be installed in winch cable guard before winching. Failure to comply may result in personnel falling from winch platform. Raise guard (3) and lock in vertical position. Figure 2.
Page 246: Figure 3
TM 9-2320-360-10 0035 PREPARATION TO OPERATE WINCH - Continued CAUTION Never move main winch controls to CABLE OUT position with CABLE HOLD DOWN lever in ON position. Failure to comply may result in cable tangling up on drum and damage to equipment. Move CABLE HOLD DOWN lever (6) to OFF position.
Page 247: Figure 4
TM 9-2320-360-10 0035 PREPARATION TO OPERATE WINCH - Continued Release DRIVER SIDE WINCH KICKOUT control (8) and PASSENGER SIDE WINCH KICKOUT control (9). Remove cover (10) from auxiliary winch (11). Figure 4. Release auxiliary winch kickout lever (12). Figure 5. END OF TASK 0035-5...
Page 248 TM 9-2320-360-10 0035 CABLE PAYOUT, VEHICLE CONNECTION, AND RECOVERY WARNING DO NOT use winches for lifting personnel. Failure to comply may result in serious injury or death to personnel. WARNING Always wear heavy gloves when handling winch cable. Never let cable run through hands.
Page 249: Figure 6
TM 9-2320-360-10 0035 CABLE PAYOUT, VEHICLE CONNECTION, AND RECOVERY - Continued Figure 6. Attach snatch block (1) to shackle (3) on disabled vehicle. Grasp end of auxiliary winch cable (4) and pull through open snatch block (1). Close snatch block (1). Pull end of auxiliary winch cable (4) back to main winch cable (5).
Page 250: Figure 7
TM 9-2320-360-10 0035 CABLE PAYOUT, VEHICLE CONNECTION, AND RECOVERY - Continued Figure 7. NOTE Either driver side winch or passenger side winch cable can be attached to auxiliary winch cable to payout cable for vehicle recovery. Remove pins (6 and 7) and clevis pins (8 and 9) from auxiliary winch cable (4) and main winch cable (5).
Page 251 TM 9-2320-360-10 0035 CABLE PAYOUT, VEHICLE CONNECTION, AND RECOVERY - Continued NOTE If kickout does not engage, it may be necessary to actuate the winch controls back and forth. This will internally align the gears so the kickouts can function. Engage auxiliary winch kickout lever (10).
Page 252 TM 9-2320-360-10 0035 CABLE PAYOUT, VEHICLE CONNECTION, AND RECOVERY - Continued WARNING Always wear heavy gloves when handling winch cable. Never let cable run through hands. Frayed cables can cut severely. Failure to comply may result in serious injury or death to personnel. WARNING Personnel must use caution when winding auxiliary winch cable onto the drum.
Page 253: Figure 8
TM 9-2320-360-10 0035 CABLE PAYOUT, VEHICLE CONNECTION, AND RECOVERY - Continued Figure 8. Stow auxiliary winch cable (4) on hook (14). Stow snatch block (1) in rear stowage box. Connect main winch cable (5) to disabled vehicle. 0035-11...
Page 254 TM 9-2320-360-10 0035 CABLE PAYOUT, VEHICLE CONNECTION, AND RECOVERY - Continued Figure 9. Install clevis pin (8) and pin (6) in main winch cable (5). WARNING Keep all personnel clear of area when tension is on winch cable. Winch cable could come loose or break and whip. Failure to comply may result in serious injury or death to personnel.
Page 255 TM 9-2320-360-10 0035 CABLE PAYOUT, VEHICLE CONNECTION, AND RECOVERY - Continued Figure 10. Set WINCH SPEED CONTROL (16) to LOW position. Figure 11. Push CABLE HOLD DOWN lever (17) to ON position. Push ENGINE SPEED CONTROL switch (18) to HIGH ENGINE IDLE position. 0035-13...
Page 256 TM 9-2320-360-10 0035 CABLE PAYOUT, VEHICLE CONNECTION, AND RECOVERY - Continued Push and release PUSH TO LOCK ENGINE @ HIGH IDLE switch (19) forward to increase engine speed. WARNING Personnel must use caution when winding main winch cable onto the drum.
Page 257 TM 9-2320-360-10 0035 DISCONNECTION AND STOWAGE WARNING Some windup may occur in the cable during winching. Any twisting of the cable can be felt when the pin is being removed from clevis. Do not attempt to hold cable end to prevent twisting. Do not put fingers or other objects into the jaws of the clevis when releasing the cable.
Page 258 TM 9-2320-360-10 0035 DISCONNECTION AND STOWAGE - Continued Figure 13. Push WINCH control (5) to CABLE IN. Reel in main winch cable (3) on winch drum (6). Secure main winch cable (3) on drum hook (7). Set ENGINE SPEED CONTROL switch (8) to LOW ENGINE IDLE position. Lower guard (9) on winch control consoles.
Page 259 TM 9-2320-360-10 0035 DISCONNECTION AND STOWAGE - Continued Install cover (12) on auxiliary winch (13). END OF TASK END OF WORK PACKAGE 0035-17...
Page 261 TM 9-2320-360-10 0036 OPERATOR MAINTENANCE M12 EMI ARCTIC HEATER OPERATION INITIAL SETUP: Equipment Condition Engine OFF. (WP 0042) Wheels Chocked. (WP 0064) STARTUP NOTE When operating in conditions requiring use of M12 EMI Arctic Heater, follow instructions for Operation in Cold Environment (WP 0076) or Operation in Extremely Cold Environment (WP 0066) to maintain HET Tractor serviceability.
Page 262 TM 9-2320-360-10 0036 STARTUP - Continued Figure 1. Turn coolant filter inlet valve (3) and outlet valve (4) handles clockwise to closed position. WARNING CARBON MONOXIDE (EXHAUST GAS) CAN CAUSE DEATH. • THE BEST DEFENSE AGAINST CARBON MONOXIDE POISONING IS GOOD VENTILATION. •...
Page 263 TM 9-2320-360-10 0036 STARTUP - Continued SUFFOCATION. Breathing air with carbon monoxide produces symptoms of headache, dizziness, loss of muscular control, a sleepy feeling, and coma. Permanent BRAIN DAMAGE or death can result from heavy exposure. Carbon monoxide can become dangerously concentrated under conditions of no ventilation.
Page 264 TM 9-2320-360-10 0036 STARTUP - Continued WARNING Turn off M12 EMI Arctic Heater whenever any fuel tank on the HET Tractor is being filled. Failure to comply may result in serious injury or death to personnel. NOTE M12 EMI Arctic Heater startup sequence can take more than two minutes. Press ENG PREHEAT switch (WP 0015) (5) up to on position.
Page 265 TM 9-2320-360-10 0036 STARTUP - Continued NOTE • Allow five to seven minutes after initially pressing the ENG PREHEAT switch (WP 0015) for heater startup. • If M12 EMI Arctic Heater fails to start within 105 seconds of fuel pump start, it will automatically attempt a second start sequence.
Page 266 TM 9-2320-360-10 0036 SHUTDOWN - Continued Figure 3. When after-run sequence is complete, open hood. (WP 0111) Turn coolant filter inlet valve (2) and outlet valve (3) handles counterclockwise to on position. 0036-6...
Page 267 TM 9-2320-360-10 0036 SHUTDOWN - Continued Figure 4. Move M12 EMI Arctic Heater inlet valve (4) and outlet valve (5) handles clockwise to OFF position. Close hood. (WP 0111) Start engine. (WP 0037) Remove wheel chocks. (WP 0064) END OF TASK END OF WORK PACKAGE 0036-7...
Page 269: Start Engine
TM 9-2320-360-10 0037 OPERATOR MAINTENANCE START ENGINE INITIAL SETUP: Not Applicable COLD ENGINE STARTING WARNING Before starting and moving HET Tractor, check on and around HET Tractor for other personnel. Failure to comply may result in serious injury or death to personnel. NOTE Model B dash panel shown, Model A dash panel similar.
Page 270: Figure 1
TM 9-2320-360-10 0037 COLD ENGINE STARTING - Continued Figure 1. Set transmission range selector (2) to N (neutral) position. (WP 0041) CAUTION • CHECK GAUGES indicator illuminates (amber) to warn driver when a potential engine failure (e.g., low oil pressure, low coolant, coolant overheating, etc.) has occurred.
Page 271 TM 9-2320-360-10 0037 COLD ENGINE STARTING - Continued Turn ENGINE switch (3) to ON position. (WP 0018) Observe CHECK GAUGES indicator (WP 0015)(4) and CHECK ENGINE indicator (WP 0015)(5): If CHECK GAUGES indicator (WP 0015)(4) remains illuminated after approximately 5 seconds, refer to operator troubleshooting procedures. If CHECK ENGINE indicator (WP 0015)(5) remains illuminated after approximately 5 seconds, refer to operator troubleshooting procedures.
Page 272: Figure 2
TM 9-2320-360-10 0037 COLD ENGINE STARTING - Continued Figure 2. Press, hold for three seconds, and release ETHER START control (WP 0017) (6) one time if outside air temperature is below 45°F (7°C). Wait 3 seconds and go to Step (6). Press, hold for three seconds, and release ETHER START control (WP 0017) (6) two times if outside air temperature is below 10°F (-12°C).
Page 273 TM 9-2320-360-10 0037 COLD ENGINE STARTING - Continued NOTE • If engine will not crank when ENGINE switch is turned to START position, refer to operator troubleshooting procedures. • If engine cranks when ENGINE switch is turned to START position but fails to start after three attempts, refer to operator troubleshooting procedures.
Page 274: Figure 3
TM 9-2320-360-10 0037 COLD ENGINE STARTING - Continued &+(&. &+(&. (1*,1( *$8*(6 H O kPo FILTER MINDER AIR CLEANER RESTRICTION RESET H O 3$5.,1* %5$.( HIGHWAY 29(563((' 9 M AX SPEED 45 M PH) CROSS COUNTRY /2: $,5 (M AX SPEED 30 M PH) M UD SAND &...
Page 275: Figure 4
TM 9-2320-360-10 0037 COLD ENGINE STARTING - Continued NOTE HET Tractor may include one of two types of AIR CLEANER RESTRICTION indicator, both types (A and B) are shown in Figure 4 (below). Check that AIR CLEANER RESTRICTION indicator (WP 0016) (15) reads below 15 (in green area).
Page 276: Figure 5
TM 9-2320-360-10 0037 WARM ENGINE STARTING WARNING Before starting and moving HET Tractor, check on and around HET Tractor for other personnel. Failure to comply may result in serious injury or death to personnel. NOTE Model B dash panel shown, Model A dash panel similar. Pull out PARKING BRAKE control (WP 0043)(1) to apply parking brakes.
Page 277 TM 9-2320-360-10 0037 WARM ENGINE STARTING - Continued CAUTION • CHECK GAUGES indicator illuminates (amber) to warn driver when a potential engine failure (e.g., low oil pressure, low coolant, coolant overheating, etc.) has occurred. If indicator illuminates, shut down engine immediately and notify field level maintenance. Failure to comply may result in damage to equipment.
Page 278 TM 9-2320-360-10 0037 WARM ENGINE STARTING - Continued NOTE HET Tractor may include one of two types of AIR CLEANER RESTRICTION indicator, both types (A and B) are shown in Figure 7 (below). Check that AIR CLEANER RESTRICTION indicator (WP 0016) (14) reads below 15 (in green area).
Page 279: Engine Brake Operation
TM 9-2320-360-10 0038 OPERATOR MAINTENANCE ENGINE BRAKE OPERATION INITIAL SETUP: Not Applicable WARNING Apply engine brake only when HET Tractor tires have good traction. Use of engine brake on slick surfaces can cause HET Tractor to skid. Failure to comply may result in serious injury or death to personnel. NOTE •...
Page 280: Figure 1
TM 9-2320-360-10 0038 Figure 1. Check that engine brake retarder HI/LO switch (2) is in LO (uppermost) position. NOTE • Safety lock on engine brake retarder ON/OFF switch must be pressed and held before engine brake retarder ON/OFF switch can be set to ON position.
Page 281 TM 9-2320-360-10 0038 Optimum engine braking occurs with engine speed between 1650 and 2100 rpm. Select appropriate transmission range (WP 0041) and engine brake settings to maintain desired effect. Do not over speed engine during braking. If more braking is required, set engine brake retarder HI/LO switch (2) (WP 0018) to HI position.
Page 283: Service Brakes Operation
TM 9-2320-360-10 0039 OPERATOR MAINTENANCE SERVICE BRAKES OPERATION INITIAL SETUP: Not Applicable WARNING Repeated application of the brake pedal will deplete air supply and service brakes will not work until air pressure builds up again. Serious personal injury or death may result from loss of service brakes. NOTE Normal operating air pressure is 100 to 120 psi (690 to 827 kPa).
Page 284: Figure 1
TM 9-2320-360-10 0039 Figure 1. END OF TASK END OF WORK PACKAGE 0039-2...
Page 285: Trailer Brakes Operation
TM 9-2320-360-10 0040 OPERATOR MAINTENANCE TRAILER BRAKES OPERATION INITIAL SETUP: Not Applicable NOTE • Model B dash panel shown, Model A dash panel similar. • When service brake pedal is pressed, both HET Tractor and trailer brakes will be applied. Pull down trailer handbrake control lever (WP 0014) (1) during trailer connect/ disconnect operations, (WP 0034) if required, to apply trailer brakes only.
Page 287: Transmission And Transfer Case Operation
TM 9-2320-360-10 0041 OPERATOR MAINTENANCE TRANSMISSION AND TRANSFER CASE OPERATION INITIAL SETUP: Not Applicable Start engine. (WP 0037) Push down on service brake pedal (1) (WP 0012) to apply service brakes. (WP 0039) Figure 1. Push in PARKING BRAKE control (2) (WP 0016) to disengage parking brakes. (WP 0043) CAUTION These are guidelines for operation, and may not be applicable under all...
Page 288 TM 9-2320-360-10 0041 specific operating procedures. Failure to comply may result in damage to equipment. NOTE • Table 1 considers that vehicle is operated at full payload. • Grades are off-road. Use Table 1 (below) to establish proper vehicle (CTIS, transfer case, and driveline control) settings.
Page 289 TM 9-2320-360-10 0041 Table 1. Recommended Modes of Operation. - Continued Road Transfer Case Driveline Conditi CTIS Setting Setting Control Lock- M/S/S Emer High Open Fording- Hard Bottom Fording- Soft Bottom Wheel Spin Fording- Soft Bottom With Wheel Spin Grade- Slight Grade- Moderat...
Page 290 TM 9-2320-360-10 0041 CAUTION • Do not force movement of TRANSFER CASE shift lever. TRANSFER CASE shift lever may be hard to move if there is a driveline windup. Using excessive force may cause damage to shift linkage or change linkage adjustment.
Page 291: Figure 2
TM 9-2320-360-10 0041 Figure 2. Set TRANSFER CASE shift lever (3) (WP 0018) to LOW for off-road driving, and whenever extra traction/power is required. Pull up on release lever (4). Set transmission range selector (5) to desired position: (WP 0018) NOTE •...
Page 292 TM 9-2320-360-10 0041 • If transmission or transfer case temperature exceeds 250°F (121°C), shift to next lower gear range. Failure to comply may result in damage to equipment. Use 2 to 5 (drive) to: Move forward from a stop. Drive in normal conditions at approximately 45 mph (72 km/h). Use 2 to 4 (fourth range) to: Move forward from a stop.
Page 293 TM 9-2320-360-10 0041 Give maximum HET Tractor speed control. END OF TASK END OF WORK PACKAGE 0041-7...
Page 295: Shut Engine Off
TM 9-2320-360-10 0042 OPERATOR MAINTENANCE SHUT ENGINE OFF INITIAL SETUP: Not Applicable WARNING Do not park HET Tractor on a steep grade. If HET Tractor must be parked on a grade, wheels must be chocked. If parked on a paved road, wheels must be turned toward the shoulder if facing down hill and away from the shoulder if facing uphill.
Page 296: Figure 1
TM 9-2320-360-10 0042 Figure 1. CAUTION Before shutting down engine, run at reduced speed (800 to 1000 rpm) under no-load conditions for 3 to 5 minutes to allow turbocharger to slow down and cool off. Failure to comply may result in damage to turbocharger.
Page 297 TM 9-2320-360-10 0042 Chock wheels on HET Tractor. (WP 0064) END OF TASK END OF WORK PACKAGE 0042-3...
Page 299: Operate Parking Brake
TM 9-2320-360-10 0043 OPERATOR MAINTENANCE OPERATE PARKING BRAKE INITIAL SETUP: Not Applicable Pull out PARKING BRAKE control (1) to apply. CHECK CHECK ENGINE GAUGES H O kPo FILTER MINDER AIR CLEANER RESTRICTION RESET H O PARKING BRAKE HIGHWAY OVERSPEED 9 MAX SPEED 45 MPH) CROSS COUNTRY LOW AIR (MAX SPEED 30 MPH)
Page 301: Swingfire Arctic Heater Operation
TM 9-2320-360-10 0044 OPERATOR MAINTENANCE SWINGFIRE ARCTIC HEATER OPERATION INITIAL SETUP: Not Applicable SWINGFIRE ARCTIC HEATER OPERATION WARNING CARBON MONOXIDE (EXHAUST GAS) CAN CAUSE DEATH. • THE BEST DEFENSE AGAINST CARBON MONOXIDE POISONING IS GOOD VENTILATION. • Carbon monoxide is a colorless, odorless, DEADLY POISONOUS gas that, when breathed, deprives body of oxygen and causes SUFFOCATION.
Page 302: Figure 1
TM 9-2320-360-10 0044 SWINGFIRE ARCTIC HEATER OPERATION - Continued • Do not drive HET Tractor with inspection plates, cover plates, or engine compartment covers removed unless necessary for maintenance purposes. Failure to comply may result in serious injury or death to personnel. •...
Page 303: Figure 2
TM 9-2320-360-10 0044 SWINGFIRE ARCTIC HEATER OPERATION - Continued Figure 2. Remove cap (4) from water jacket (2). Install heater (5) in water jacket (2) with hand pump lever (6) in upright vertical position. Turn wing nut (3) until clamp (7) is tight around water jacket (2). Flip switch (8) to the up position to start pump (9).
Page 304: Figure 3
TM 9-2320-360-10 0044 SWINGFIRE ARCTIC HEATER OPERATION - Continued Figure 3. Refer to Swingfire heater operating instructions. Start engine. (WP 0037) SWINGFIRE ARCTIC HEATER SHUTDOWN Close fuel regulator valve (1) to shut off heater (2). 0044-4...
Page 305: Figure 4
TM 9-2320-360-10 0044 SWINGFIRE ARCTIC HEATER SHUTDOWN - Continued Figure 4. Flip switch (3) to the down position to turn off pump (4). Figure 5. Remove cable (5) from heater receptacle (6). 0044-5...
Page 306 TM 9-2320-360-10 0044 SWINGFIRE ARCTIC HEATER SHUTDOWN - Continued Remove cable (5) from vehicle receptacle (7). Figure 6. WARNING Heater is very hot and can burn. Handle heater carefully. Failure to comply may result in serious injury or death to personnel. Loosen wing nut (8) on heater (2) and clamp (9).
Page 307: Gas Particulate Filter Unit (Gpfu) Operation
TM 9-2320-360-10 0045 OPERATOR MAINTENANCE GAS PARTICULATE FILTER UNIT (GPFU) OPERATION INITIAL SETUP: References TM 3-4240-280-10 (WP 0113) FM 21-10 (WP 0113) GAS PARTICULATE FILTER UNIT (GPFU) OPERATION WARNING • BE AWARE that the gas particulate filter unit or the field protective mask for Chemical, Biological, Radiological, and Nuclear (CBRN) protection WILL NOT offer safety from carbon monoxide poisoning.
Page 308: Figure 1
TM 9-2320-360-10 0045 GAS PARTICULATE FILTER UNIT (GPFU) OPERATION - Continued • For detailed information concerning protective mask, refer to TM 3-4240-280-10. Remove protective mask (1) and canister (2) from pouch (3). Figure 1. Put on protective mask (1). Clear and seal protective mask (1). WARNING Spring clip on filter assembly air intake must be pulled so intake holes are open for gas particulate filter system to work.
Page 309: Figure 2
TM 9-2320-360-10 0045 GAS PARTICULATE FILTER UNIT (GPFU) OPERATION - Continued Figure 2. Press GAS PART (particulate) FILTER switch (6) to ON position. Figure 3. 0045-3...
Page 310: Figure 4
TM 9-2320-360-10 0045 GAS PARTICULATE FILTER UNIT (GPFU) OPERATION - Continued NOTE Three hoses are located on left cab wall behind driver seat. Two hoses are located on right cab wall behind passenger seat. Disconnect air duct hose breakaway socket (7) from mount (8). Figure 4.
Page 311: Figure 5
TM 9-2320-360-10 0045 GAS PARTICULATE FILTER UNIT (GPFU) OPERATION - Continued Figure 5. END OF TASK GAS PARTICULATE FILTER HOSE REMOVAL AND STOWAGE NOTE Perform Steps (1) through (5) only when CBRN attack is over or when ordered to do so. When protective mask (1) is no longer needed, disconnect air duct hose breakaway socket (2) from canister (3).
Page 312: Figure 6
TM 9-2320-360-10 0045 GAS PARTICULATE FILTER HOSE REMOVAL AND STOWAGE - Continued Figure 6. Remove mask (1) and place in pouch (4). Press GAS PART (particulate) FILTER switch (5) to OFF position. Figure 7. 0045-6...
Page 313: Figure 8
TM 9-2320-360-10 0045 GAS PARTICULATE FILTER HOSE REMOVAL AND STOWAGE - Continued Push in on spring clip (6) to cover intake holes (7). Figure 8. Connect air duct hose breakaway socket (2) to mount (8). 0045-7...
Page 314: Figure 9
TM 9-2320-360-10 0045 GAS PARTICULATE FILTER HOSE REMOVAL AND STOWAGE - Continued Figure 9. END OF TASK END OF WORK PACKAGE 0045-8...
Page 315: Figure 1
TM 9-2320-360-10 0046 OPERATOR MAINTENANCE RIFLE STOWAGE MOUNT OPERATION INITIAL SETUP: Not Applicable RIFLE STOWAGE IN STOWAGE MOUNT NOTE There are two rifle mounts. Both are used the same way. Position rifle butt (1) in lower support (2) with trigger guard (3) toward rear. Figure 1.
Page 316: Figure 2
TM 9-2320-360-10 0046 RIFLE STOWAGE IN STOWAGE MOUNT - Continued Pull handle (4) of top mount (5) out and toward middle of cab. Place rifle heat guard (6) in top mount (5). Push handle (4) across heat guard (6). Ensure rifle (7) is held tightly in mount. END OF TASK RIFLE REMOVAL FROM STOWAGE MOUNT Pull handle (1) of top mount (2) out and toward outside of cab.
Page 317 TM 9-2320-360-10 0046 RIFLE REMOVAL FROM STOWAGE MOUNT - Continued Remove rifle butt (4) from lower support (5). END OF TASK END OF WORK PACKAGE 0046-3...
Page 319: Chemical Alarm Kit Operation
TM 9-2320-360-10 0047 OPERATOR MAINTENANCE CHEMICAL ALARM KIT OPERATION INITIAL SETUP: References TM 3-6665-225-12 (WP 0113) OPERATE CHEMICAL ALARM Refer to TM 3-6665-225-12 (WP 0113) for operating instructions. END OF TASK END OF WORK PACKAGE 0047-1...
Page 321: Decontamination Kit Operation
TM 9-2320-360-10 0048 OPERATOR MAINTENANCE DECONTAMINATION KIT OPERATION INITIAL SETUP: References TM 3-4230-214-12&P (WP 0113) OPERATE DECONTAMINATION KIT Refer toTM 3-4230-214-12&P (WP 0113) for operating instructions. END OF TASK END OF WORK PACKAGE 0048-1...
Page 323: Radio Operation
TM 9-2320-360-10 0049 OPERATOR MAINTENANCE RADIO OPERATION INITIAL SETUP: References TM 11-5820-401-10-1 (WP 0113) TM 11-5820-890-10-1 (WP 0113) OPERATE RADIO Refer to TM 11-5820-401-10-1 (WP 0113) (AN/VRC-46) or TM 11-5820-890-10-1 (WP 0113) (AN/VRC-90) for operating instructions. END OF TASK END OF WORK PACKAGE 0049-1...
Page 325: Operate Cab Internal Lights
TM 9-2320-360-10 0050 OPERATOR MAINTENANCE OPERATE CAB INTERNAL LIGHTS INITIAL SETUP: Not Applicable CAB INTERNAL LIGHTS NOTE • Model A dash panel shown, Model B dash panel similar. • BLACK OUT LIGHTS switch must be in off position for cab internal lights to operate.
Page 326: Figure 1
TM 9-2320-360-10 0050 CAB INTERNAL LIGHTS - Continued —20— —15— —10— CHECK CHECK — 8 — ENGINE GAUGES FILTER MINDER AIR CLEANER RESTRICTION RESET H O PARKING BRAKE HIGHWAY OVERSPEED 9 MAX SPEED 45 MPH) CROSS COUNTRY LOW AIR (MAX SPEED 30 MPH) MUD SAND &...
Page 327 TM 9-2320-360-10 0050 CAB INTERNAL LIGHTS - Continued Push dome light switch (5) down to turn dome light on. Push dome light switch (5) up to turn dome light off. END OF TASK END OF WORK PACKAGE 0050-3...
Page 329: Operate Beacon And External-Mounted Work Lights
TM 9-2320-360-10 0051 OPERATOR MAINTENANCE OPERATE BEACON AND EXTERNAL-MOUNTED WORK LIGHTS INITIAL SETUP: Not Applicable NOTE • Model B dash panel shown, Model A dash panel similar. • BLACK OUT LIGHTS switch (WP 0018) must be off for external work lights to operate.
Page 330: Figure 2
TM 9-2320-360-10 0051 Push beacon light switch (3) up to turn beacon light (2) off. Operate external mounted work lights (4): Push work light switch (5) down to turn work lights on. Push work light switch (5) up to turn work lights off. &+(&.
Page 331: Operate Service Drive Lights
TM 9-2320-360-10 0052 OPERATOR MAINTENANCE OPERATE SERVICE DRIVE LIGHTS INITIAL SETUP: Not Applicable SERVICE DRIVE LIGHTS CAUTION Failure to place light switches in the off position when vehicle is not in use may cause battery and/or vehicle damage. NOTE • Model A dash panel shown, Model B dash panel similar. •...
Page 332: Figure 1
TM 9-2320-360-10 0052 SERVICE DRIVE LIGHTS - Continued —20— —15— —10— CHECK CHECK — 8 — ENGINE GAUGES FILTER MINDER AIR CLEANER RESTRICTION RESET H O PARKING BRAKE HIGHWAY OVERSPEED 9 MAX SPEED 45 MPH) CROSS COUNTRY LOW AIR (MAX SPEED 30 MPH) MUD SAND &...
Page 333 TM 9-2320-360-10 0052 SERVICE DRIVE LIGHTS - Continued Push headlights switch (4) (WP 0015) to full up position to turn headlights (5) off. NOTE BLACK OUT LIGHTS switch (WP 0015) must be off for reverse light to operate. Operate reverse light (9): Reverse light (9) will illuminate when transmission range selector (10) is set to R (reverse) position.
Page 334: Figure 2
TM 9-2320-360-10 0052 SERVICE DRIVE LIGHTS - Continued Figure 2. END OF TASK END OF WORK PACKAGE 0052-4...
Page 335: Operate Blackout Lights
TM 9-2320-360-10 0053 OPERATOR MAINTENANCE OPERATE BLACKOUT LIGHTS INITIAL SETUP: Not Applicable NOTE • Model A dash panel shown, Model B dash panel similar. • City horn, reverse alarm, reverse light, cab internal lights, cab external lights, emergency flashers, turn signals, and service drive lights will not operate when BLACK OUT LIGHTS switch is set to on position.
Page 336: Figure 1
TM 9-2320-360-10 0053 —20— —15— —10— CHECK CHECK — 8 — ENGINE GAUGES FILTER MINDER AIR CLEANER RESTRICTION RESET H O PARKING BRAKE HIGHWAY OVERSPEED 9 MAX SPEED 45 MPH) CROSS COUNTRY LOW AIR (MAX SPEED 30 MPH) MUD SAND & SNOW ( MAX SPEED 15 MPH) TRAILER EMERGENCY...
Page 337 TM 9-2320-360-10 0053 Push BLACK OUT MARKER switch (6) up to turn blackout marker lights (7) off. NOTE • Safety lock on BLACK OUT LIGHTS switch must be pressed and held before BLACK OUT LIGHTS switch can be operated. • Safety lock on BLACK OUT LIGHTS switch locks switch in both on and off positions.
Page 339: Operate Emergency Flashers
TM 9-2320-360-10 0054 OPERATOR MAINTENANCE OPERATE EMERGENCY FLASHERS INITIAL SETUP: Not Applicable EMERGENCY FLASHERS NOTE • Model A dash panel shown, Model B dash panel similar. • BLACK OUT LIGHTS switch (WP 0015) must be in off position for emergency flashers to operate. •...
Page 340: Figure 1
TM 9-2320-360-10 0054 EMERGENCY FLASHERS - Continued —20— —15— —10— CHECK CHECK — 8 — ENGINE GAUGES FILTER MINDER AIR CLEANER RESTRICTION RESET H O PARKING BRAKE HIGHWAY OVERSPEED 9 MAX SPEED 45 MPH) CROSS COUNTRY LOW AIR (MAX SPEED 30 MPH) MUD SAND &...
Page 341 TM 9-2320-360-10 0054 EMERGENCY FLASHERS - Continued Pull out emergency flasher control (1) (WP 0014) when emergency flashers are no longer desired. Turn indicators (2 and 3) and composite lights (4 and 5) will go out. END OF TASK END OF WORK PACKAGE 0054-3...
Page 343: Operate Turn Signals
TM 9-2320-360-10 0055 OPERATOR MAINTENANCE OPERATE TURN SIGNALS INITIAL SETUP: Not Applicable TURN SIGNAL OPERATION NOTE Model A dash panel shown, Model B dash panel similar. Turn ENGINE switch (1) to ON position. Figure 1. 0055-1...
Page 344 TM 9-2320-360-10 0055 TURN SIGNAL OPERATION - Continued Push turn signal lever (2) up to activate right turn signal. Pull turn signal lever down to activate left turn signal. END OF TASK END OF WORK PACKAGE 0055-2...
Page 345: Operate Portable Work Light
TM 9-2320-360-10 0056 OPERATOR MAINTENANCE OPERATE PORTABLE WORK LIGHT INITIAL SETUP: Not Applicable PORTABLE WORK LIGHT NOTE • Model A dash panel shown, Model B dash panel similar. • BLACK OUT LIGHTS switch must be off for external lights to operate. •...
Page 346: Figure 1
TM 9-2320-360-10 0056 PORTABLE WORK LIGHT - Continued Figure 1. Remove connector cover (3) from portable work light (1). Connect one end of portable work light coiled wire harness (2) to portable work light (1). Remove connector cover (4) from portable work light connector (5) on rear of cab. 0056-2...
Page 347: Figure 2
TM 9-2320-360-10 0056 PORTABLE WORK LIGHT - Continued Connect remaining end of portable work light coiled wire harness (2) to portable work light connector (5). Turn ENGINE switch (6) to ON position. —20— —15— &+(&. &+(&. —10— (1*,1( *$8*(6 — 8 — FILTER MINDER AIR CLEANER RESTRICTION RESET H O...
Page 349: Extend/Stow Footrest
TM 9-2320-360-10 0057 OPERATOR MAINTENANCE EXTEND/STOW FOOTREST INITIAL SETUP: Not Applicable EXTEND FOOTREST Remove two lockpins (1) from holes (2). Figure 1. Pull footrest (3) toward seat (4) until holes (5) are aligned. 0057-1...
Page 350: Figure 2
TM 9-2320-360-10 0057 EXTEND FOOTREST - Continued Install two lockpins (1) in holes (5). END OF TASK STOW FOOTREST Remove two lockpins (1) from holes (2). Figure 2. Push footrest (3) forward under floorbox (4) until holes (5) are aligned. Install two lockpins (1) in holes (5).
Page 351: Adjust Driver's Seat
TM 9-2320-360-10 0058 OPERATOR MAINTENANCE ADJUST DRIVER'S SEAT INITIAL SETUP: Not Applicable NOTE Sit in seat to make the following adjustments. Adjust cushion firmness: Turn ride adjustment control (1) clockwise to increase cushion firmness. Turn ride adjustment control (1) counterclockwise to decrease cushion firmness. 0058-1...
Page 352: Figure 1
TM 9-2320-360-10 0058 Figure 1. Adjust seat position: Push forward/backward adjustment control (2) to left and slide seat (3) forward or backward. Release forward/backward adjustment control (2) to lock seat (3) in place. Adjust seat height: Pull height adjustment control (4) up and lift self off seat (3) to raise. Push down on seat (3) to lower.
Page 353 TM 9-2320-360-10 0058 Release height adjustment control (4) to lock seat (3) at desired height. END OF TASK END OF WORK PACKAGE 0058-3...
Page 355: Operate Driver's Seat Belt
TM 9-2320-360-10 0059 OPERATOR MAINTENANCE OPERATE DRIVER'S SEAT BELT INITIAL SETUP: Not Applicable Insert seat belt flat metal end (1) in buckle (2) until click is heard. RELEASED POSITION ENGAGED POSITION Figure 1. Place lap belt (3) as low on hips as possible. 0059-1...
Page 356 TM 9-2320-360-10 0059 NOTE Seat belt does not have self-adjusting lock. Pull shoulder belt to take out slack from lap belt. Pull shoulder belt (4) until lap belt (3) fits snug. Adjust shoulder belt (4) with no more than 1 in. (2.5 cm) slack between chest and shoulder belt (4).
Page 357: Adjust Passenger Seat
TM 9-2320-360-10 0060 OPERATOR MAINTENANCE ADJUST PASSENGER SEAT INITIAL SETUP: Not Applicable ADJUST PASSENGER SEAT NOTE Sit in seat to make adjustments. Adjust cushion firmness: Turn ride adjustment control (1) clockwise to increase cushion firmness. Turn ride adjustment control (1) counterclockwise to decrease cushion firmness. 0060-1...
Page 358: Figure 1
TM 9-2320-360-10 0060 ADJUST PASSENGER SEAT - Continued Figure 1. Adjust seat position: Push forward/backward adjustment control (2) to left and slide seat (3) forward or backward. Release forward/backward adjustment control (2) to lock seat (3) in place. Adjust seat height: Pull height adjustment control (4) up and lift self off seat (3) to raise.
Page 359: Figure 2
TM 9-2320-360-10 0060 ADJUST PASSENGER SEAT - Continued Figure 2. Lift backrest (5) up and push forward. WARNING Seat belts must be disconnected when pivoting passenger seat forward for rear passenger seat access. Failure to comply may result in serious injury to personnel. Pull seat lift control (6) up, lift seat (3) using grab handle (7), and push seat (3) forward.
Page 361: Operate Passenger's Seat Belt
TM 9-2320-360-10 0061 OPERATOR MAINTENANCE OPERATE PASSENGER'S SEAT BELT INITIAL SETUP: Not Applicable Insert seat belt flat metal end (1) in buckle (2) until click is heard. Figure 1. 0061-1...
Page 362: Figure 2
TM 9-2320-360-10 0061 Insert seat belt flat metal end (3) in buckle (4) until click is heard. Place lap belt (5) as low on hips as possible. NOTE Seat belt does not have self-adjusting lock. Pull shoulder belt to take out slack from lap belt.
Page 363: Figure 3
TM 9-2320-360-10 0061 Figure 3. NOTE Seat belts must be disconnected when pivoting passenger's seat forward for rear passenger seat access. Push down red button (11) on buckle (2) to release seat belt (10). END OF TASK END OF WORK PACKAGE 0061-3...
Page 365: Rear Seat/Bed Conversion
TM 9-2320-360-10 0062 OPERATOR MAINTENANCE REAR SEAT/BED CONVERSION INITIAL SETUP: Personnel Required Operator and Assistant - - - (2) Change rear seat to beds: Pull up lever (1) while assistant pulls up lever (2) and raise back of seat (3) until it is in horizontal position (shown).
Page 366 TM 9-2320-360-10 0062 With the aid of an assistant, remove two cables (4) from two hooks (5) on back of seat (3). With the aid of an assistant, lower back of seat (3) until it is in vertical position. Push in back of seat (3) and ensure back of seat (3) is locked in place. END OF TASK END OF WORK PACKAGE 0062-2...
Page 367: Operate Rear Seat Belts
TM 9-2320-360-10 0063 OPERATOR MAINTENANCE OPERATE REAR SEAT BELTS INITIAL SETUP: Not Applicable NOTE Passenger side and driver side outer seat belts are operated the same way. Passenger side is shown. Operate outer two seat belts: Insert seat belt flat metal end (1) in buckle (2) until click is heard. 0063-1...
Page 368: Figure 1
TM 9-2320-360-10 0063 Figure 1. Place lap belt (3) as low on hips as possible. NOTE Seat belt does not have self-adjusting lock. Pull shoulder belt to take out slack from seat belt. Pull shoulder belt (4) until lap belt (3) is snug. Adjust shoulder belt (4) with no more than 1 in.
Page 369: Figure 2
TM 9-2320-360-10 0063 Operate inner two seat belts: NOTE Passenger side and driver side inner seat belts are operated the same way. Passenger side is shown. Insert seat belt flat metal end (1) in buckle (2) until click is heard. Figure 2.
Page 370 TM 9-2320-360-10 0063 Insert shoulder belt metal end (3) in seat belt flat metal end (1). NOTE Seat belt does not have self-adjusting lock. Pull shoulder belt to take out slack from seat belt. Adjust shoulder belt (4) with no more than 1 in. (2.5 cm) slack between chest and belt (4).
Page 371: Install/Remove Wheel Chocks
TM 9-2320-360-10 0064 OPERATOR MAINTENANCE INSTALL/REMOVE WHEEL CHOCKS INITIAL SETUP: Not Applicable INSTALL WHEEL CHOCKS NOTE • Vehicle is equipped with four wheel chocks. • Always chock tires if vehicle is shutdown on uneven terrain. • Always chock tires if vehicle parking brake is inoperative. •...
Page 372: Figure 2
TM 9-2320-360-10 0064 REMOVE WHEEL CHOCKS NOTE • Vehicle is equipped with four wheel chocks. • Ensure local policy for removing wheel chocks is followed. Remove wheel chocks (1) from front and rear of tire (No. 1 axle driver side tire shown). Figure 2.
Page 373 TM 9-2320-360-10 0065 OPERATOR MAINTENANCE OPERATION IN DESERT ENVIRONMENT INITIAL SETUP: References FM 90-3 (WP 0113) Principles of operating in extreme heat (WP 0072), operating in extreme dust (WP 0073), and operating in sand or mud (WP 0075) apply to desert environment operation.
Page 375: Operation In Extremely Cold Environment, -50 To -26°F
TM 9-2320-360-10 0066 OPERATOR MAINTENANCE OPERATION IN EXTREMELY COLD ENVIRONMENT, -50 TO -26°F (-46 TO -32°C) INITIAL SETUP: References References - Continued FM 9-207 (WP 0113) FM 21-305 (WP 0113) FM 31-70 (WP 0113) FM 31-71 (WP 0113) WARNING Do not touch extremely cold metal (-26 to -65°F [-32 to -54°C]). Bare skin may freeze to cold metal.
Page 376 TM 9-2320-360-10 0066 CHECK ENGINE indicator (WP 0015) will illuminate 8 minutes after starting and go out 2-3 minutes later. If CHECK ENGINE indicator (WP 0015) stays on longer than 15 minutes after starting, refer to operator troubleshooting procedures. Principles of operating in cold environment (WP 0076) apply to extreme cold environment.
Page 377: Operation In Forest Or Uneven Terrain
TM 9-2320-360-10 0067 OPERATOR MAINTENANCE OPERATION IN FOREST OR UNEVEN TERRAIN INITIAL SETUP: Not Applicable WARNING Avoid driving diagonally across a hill. HET Tractor may roll. Failure to comply may result in serious injury or death to personnel. CAUTION Ensure HET Tractor can clear ground obstructions, such as stumps and large rocks, before driving over.
Page 378 TM 9-2320-360-10 0067 Ensure tire and spare wheel are in good condition when driving over rocky terrain. Tire punctures are more likely to occur when operating on rocky terrain. END OF TASK END OF WORK PACKAGE 0067-2...
Page 379: Ford Water Obstacle
TM 9-2320-360-10 0068 OPERATOR MAINTENANCE FORD WATER OBSTACLE INITIAL SETUP: Not Applicable CAUTION • Do not ford water unless depth is known. Fording water deeper than 28 in. (71 cm) will cause equipment damage. • Towing a semitrailer or trailer may affect maximum fording depth (refer to applicable semitrailer/trailer operators manual).
Page 380: Figure 1
TM 9-2320-360-10 0068 Figure 1. Set TRANSFER CASE shift lever (2) to LOW position. (WP 0041) Set DRIVELINE control (3) to LOCK position. (WP 0017) CAUTION Avoid using LOW transfer case with transmission selector in 1 (first range). If using LOW transfer case and transmission range selector set to 1 (first range) position, do not exceed 1200 RPM when starting from a stop.
Page 381 TM 9-2320-360-10 0068 If HET Tractor accidentally enters water deeper than 28 in. (71 cm): Press brake pedal (5) until HET Tractor stops. Set transmission range selector (4) to R (reverse) position. (WP 0041) Let up on brake pedal (5). Slowly back HET Tractor out of deep water.
Page 383: Tire Chains Installation/Removal
TM 9-2320-360-10 0069 OPERATOR MAINTENANCE TIRE CHAINS INSTALLATION/REMOVAL INITIAL SETUP: Personnel Required Operator and Assistant - - - (2) INSTALL TIRE CHAINS WARNING Do not back up HET Tractor without a ground guide. The location of the ground guide must be known at all times. Failure to comply may result in serious injury or death to personnel.
Page 384: Figure 1
TM 9-2320-360-10 0069 INSTALL TIRE CHAINS - Continued Figure 1. Start engine. (WP 0037) Set transmission range selector (3) to D (drive) position. 0069-2...
Page 385 TM 9-2320-360-10 0069 INSTALL TIRE CHAINS - Continued Figure 2. Move truck ahead onto tire chain (1) so tire (4) is about one-third of the way on tire chain. Push down on service brake pedal (5) to apply service brakes. Shut OFF engine.
Page 386 TM 9-2320-360-10 0069 INSTALL TIRE CHAINS - Continued Figure 3. Connect and secure inside and outside clamps (7) so tire chain (1) is as tight as possible on tire (4). Install tire chains (1) on remaining three tires by repeating Steps (1) through (9). REMOVE TIRE CHAINS Start engine.
Page 387 TM 9-2320-360-10 0069 REMOVE TIRE CHAINS - Continued Shut OFF engine. (WP 0042) END OF TASK END OF WORK PACKAGE 0069-5...
Page 389: Connect/Disconnect Tow Bar
TM 9-2320-360-10 0070 OPERATOR MAINTENANCE CONNECT/DISCONNECT TOW BAR INITIAL SETUP: Personnel Required Operator and Assistant - - - (6) TOW BAR CONNECTION Remove cotter pins (1) from pins (2) on front tow eye shackles (3) of disabled vehicle. Remove pins (2) and tow eye shackles (3) from front tow eyes (4). Figure 1.
Page 390: Figure 2
TM 9-2320-360-10 0070 TOW BAR CONNECTION - Continued WARNING Towing vehicle and disabled vehicle must have parking brakes applied and disabled vehicle must have wheels chocked before connecting tow bar. Injury or death may result if vehicles roll into each other while personnel are making tow bar connections.
Page 391: Figure 3
TM 9-2320-360-10 0070 TOW BAR CONNECTION - Continued Separate tow bar (5) at pivot point (8). Position legs of tow bar (5) in front of disabled vehicle with spare pin holders (9) facing Figure 3. Remove cotter pin (10) from pin (11) on tow bar shackle (12) and remove pin from tow bar shackle.
Page 392: Figure 4
TM 9-2320-360-10 0070 TOW BAR CONNECTION - Continued Figure 4. Position towing vehicle so pintle hook (18) is aligned with tow bar lunette eye (19). Figure 5. Remove cotter pin (20) from pintle hook (18). Pull latch (21) away from vehicle and hold. 0070-4...
Page 393 TM 9-2320-360-10 0070 TOW BAR CONNECTION - Continued WARNING Do not put hands near pintle hook while aligning lunette eye with pintle hook. Towing vehicle could move suddenly. Failure to comply may result in serious injury or death to personnel. WARNING Do not move towing vehicle without assistance of ground guide.
Page 394: Figure 6
TM 9-2320-360-10 0070 TOW BAR CONNECTION - Continued Figure 6. Install electrical cable (22) on rear receptacle (23) of towing vehicle and front receptacle (24) of disabled vehicle. NOTE Go to Step (29) if vehicle air system is damaged. Remove two intervehicular air hoses (25 and 26) from stowage box. Remove dummy couplings (27) from front gladhands (28 and 29) of disabled vehicle.
Page 395: Figure 7
TM 9-2320-360-10 0070 TOW BAR CONNECTION - Continued Remove dummy couplings (30) from rear gladhands (31 and 32) of towing vehicle. Figure 7. Connect service intervehicular air hose (25) to rear service gladhand (31) of towing vehicle and front service gladhand (28) of disabled vehicle. NOTE Go to Step (30) if intervehicular air hoses are installed.
Page 396: Figure 8
TM 9-2320-360-10 0070 TOW BAR CONNECTION - Continued WARNING Utility chains are heavy and difficult to handle. Two personnel are required when handling utility chains. Failure to comply may result in serious injury or death to personnel. Manually release spring brakes. (WP 0080) Remove two utility chains (33 and 34) one from each vehicle stowage box with the aid of an assistant.
Page 397: Figure 9
TM 9-2320-360-10 0070 TOW BAR CONNECTION - Continued Install tow eye shackles (3) on rear tow eye shackles (35 and 36) of towing vehicle. Position utility chains (33 and 34) in tow eye shackles (3). Install pins (2) through tow eye shackles (3) and utility chains (33 and 34).
Page 398 TM 9-2320-360-10 0070 TOW BAR CONNECTION - Continued Attach rubber strap (39) to one spare pin holder (9). Wrap rubber strap (39) twice around two intervehicular air hoses (25 and 26) and electrical cable (22). Attach rubber strap (39) to other spare pin holder (9). Pick up and stow chock blocks.
Page 399: Figure 10
TM 9-2320-360-10 0070 TOW BAR DISCONNECTION - Continued Figure 10. Set shackles (3), pins (2), and cotter pins (1) aside until tow bar is disconnected. Disconnect utility chain (33) from rear of towing vehicle and from front spring (37) on disabled vehicle.
Page 400: Figure 11
TM 9-2320-360-10 0070 TOW BAR DISCONNECTION - Continued Disconnect utility chain (34) from rear of towing vehicle and from front spring (38) on disabled vehicle. Stow one utility chain (33 or 34) in each vehicle's stowage box with the aid of an assistant.
Page 401: Figure 12
TM 9-2320-360-10 0070 TOW BAR DISCONNECTION - Continued Figure 12. Disconnect emergency intervehicular air hose (25) from rear emergency gladhand (32) of towing vehicle and from front emergency gladhand (29) on disabled vehicle. Disconnect electrical cable (22) from 7-pin connectors (23 and 24). Install dummy couplings (27) on gladhands (28 and 29) of disabled vehicle.
Page 402 TM 9-2320-360-10 0070 TOW BAR DISCONNECTION - Continued Remove cotter pin (20) from pintle hook (18). Figure 13. Pull latch (21) away from vehicle and hold. WARNING Do not put hands near pintle hook while aligning lunette eye with pintle hook.
Page 403 TM 9-2320-360-10 0070 TOW BAR DISCONNECTION - Continued Two assistants lift tow bar (5) until lunette eye (19) is clear of pintle hook (18). Drive towing vehicle forward with aid of ground guide. When vehicle is clear, lower tow bar (5) to ground. Pull latch (21) and close pintle hook (18).
Page 404 TM 9-2320-360-10 0070 TOW BAR DISCONNECTION - Continued Figure 15. Align tow eye shackles (3) with tow eyes (4). Install pins (2) in tow eye shackles (3) and tow eyes (4). Install cotter pins (1) in pins (2). END OF TASK END OF WORK PACKAGE 0070-16...
Page 405 TM 9-2320-360-10 0071 OPERATOR MAINTENANCE PREPARE HET FOR TOWING INITIAL SETUP: References FM 4-30.31 (WP 0113) FM 21-305 (WP 0113) PREPARE HET FOR TOWING USING TOW BAR WARNING Personnel must not occupy towed vehicle during towing operation. Vehicle may become disconnected while being towed. Failure to comply may result in serious injury or death to personnel.
Page 406 TM 9-2320-360-10 0071 PREPARE HET FOR TOWING USING TOW BAR - Continued Figure 1. Set transmission range selector (2) to N (neutral) position. Set DRIVELINE control (3) to UNLOCK position. Push in PARKING BRAKE control (4). PREPARE TOWING VEHICLE USING TOW BAR Start engine.
Page 407 TM 9-2320-360-10 0071 PREPARE TOWING VEHICLE USING TOW BAR - Continued —20— —15— —10— CHECK CHECK — 8 — ENGINE GAUGES FILTER MINDER AIR CLEANER RESTRICTION RESET H O PARKING BRAKE HIGHWAY OVERSPEED 9 MAX SPEED 45 MPH) CROSS COUNTRY LOW AIR (MAX SPEED 30 MPH) MUD SAND &...
Page 408 TM 9-2320-360-10 0071 PREPARE HET FOR TOWING USING M984 WRECKER - Continued Fold in rear view mirrors against doors. Set TRANSFER CASE shift lever (1) to N (neutral) position. Figure 3. Set transmission range selector (2) to N (neutral) position. Set DRIVELINE control (3) to UNLOCK position.
Page 409 TM 9-2320-360-10 0071 TRANSPORT DISABLED VEHICLE - Continued END OF TASK END OF WORK PACKAGE 0071-5...
Page 411: Extreme Heat Operation
TM 9-2320-360-10 0072 OPERATOR MAINTENANCE EXTREME HEAT OPERATION INITIAL SETUP: Not Applicable CAUTION • When operating in temperatures above 100°F (38°C), extra care must be taken to prevent overheating engine (temperatures over 210°F [99°C]), transmission (temperatures over 250°F [121°C]), and transfer case (temperatures over 250°F [121°C]).
Page 412: Figure 1
TM 9-2320-360-10 0072 Figure 1. Set transmission range selector (3) to lower gear range (WP 0041) and continue operation. Stop HET Tractor and let transmission/transfer case cool if TRANS TEMP gauge (1) and T-CASE TEMP gauge (2) (WP 0015) do not return to normal range.
Page 413 TM 9-2320-360-10 0072 NOTE • Batteries do not hold charge well in extreme heat. Battery specific gravity must be changed IAW TM 9-6140-200-14 (WP 0113) to adjust for heat. • Anytime ambient temperature exceeds 90°F (32°C), daily checking of electrolyte level in each cell of batteries is warranted. Contact field level maintenance to perform electrolyte level checks.
Page 415: Extreme Dust Operation
TM 9-2320-360-10 0073 OPERATOR MAINTENANCE EXTREME DUST OPERATION INITIAL SETUP: Not Applicable CAUTION Blowing dust can scratch glass surfaces. Keep glass surfaces covered with tarpaulin as much as possible in these conditions to prevent scratching. Failure to comply may result in damage to equipment. NOTE Take extra care when cleaning glass to prevent scratching surfaces.
Page 416: Figure 1
TM 9-2320-360-10 0073 TYPE A —20— —15— —10— — 8 — FILTER MINDER AIR CLEANER RESTRICTION CHECK CHECK ENGINE GAUGES H O kPo FILTER MINDER RESET H O AIR CLEANER RESTRICTION RESET H O PARKING BRAKE HIGHWAY OVERSPEED 9 MAX SPEED 45 MPH) TYPE B CROSS COUNTRY LOW AIR...
Page 417 TM 9-2320-360-10 0073 Park HET Tractor so it does not face into wind when possible to prevent sand and dust from damaging the vehicle. Cover air intake, radiator, and cab with tarpaulin during extended shutdown. END OF TASK END OF WORK PACKAGE 0073-3...
Page 419: Operation On Steep Grades
TM 9-2320-360-10 0074 OPERATOR MAINTENANCE OPERATION ON STEEP GRADES INITIAL SETUP: Not Applicable DRIVING UP MODERATE TO STEEP GRADES NOTE Model A dash panel shown, Model B dash panel similar. Check that central tire inflation system (CTIS) rotary selector switch (1), (WP 0015)transfer case shift lever (2), (WP 0018) and DRIVELINE control (3) (WP 0017) settings match terrain conditions.
Page 420 TM 9-2320-360-10 0074 DRIVING UP MODERATE TO STEEP GRADES - Continued CAUTION Do not shift DRIVELINE control (WP 0017) while vehicle is moving. Failure to comply may result in damage to equipment. NOTE After DRIVELINE control (WP 0017) is shifted, let vehicle creep forward several feet to allow shift collars to fully engage.
Page 421: Figure 2
TM 9-2320-360-10 0074 WHEEL SLIPPAGE PROCEDURES - Continued Stop HET Tractor. NOTE • Model A dash panel shown, Model B dash panel similar. • Central tire inflation system (CTIS) may not engage properly if central tire inflation system (CTIS) START button (WP 0015) is pressed too quickly.
Page 422 TM 9-2320-360-10 0074 WHEEL SLIPPAGE PROCEDURES - Continued If wheels start to slip go to Step 1.d. Stop HET Tractor. CAUTION • When using EMERGENCY position on Central tire inflation system (CTIS), top speed should not exceed 5 mph (8 km/h) and distance traveled should not exceed 5 miles (8 km).
Page 423: Figure 3
TM 9-2320-360-10 0074 DRIVING DOWN STEEP GRADES - Continued NOTE Model A dash panel shown, Model B dash panel similar. Adjust transmission range selector (1) (WP 0018) as needed. Refer to transmission and transfer case operation (WP 0041) for more information. Figure 3.
Page 424 TM 9-2320-360-10 0074 DRIVING DOWN STEEP GRADES - Continued Use engine brake as needed. Refer to engine brake retarder operation (WP 0038) for more information. END OF TASK END OF WORK PACKAGE 0074-6...
Page 425: Operation In Sand, Mud, Or Snow
TM 9-2320-360-10 0075 OPERATOR MAINTENANCE OPERATION IN SAND, MUD, OR SNOW INITIAL SETUP: Not Applicable OPERATION IN SAND, MUD, OR SNOW WARNING Operating in mud causes brake linings to get wet and can impair HET Tractor braking. If braking is impaired while operating in mud, dry brakes by driving HET Tractor about 500 ft.
Page 426: Figure 1
TM 9-2320-360-10 0075 OPERATION IN SAND, MUD, OR SNOW - Continued TYPE A ² ² ² ² ² ² ² ² ),/7(5 0,1'(5 $,5 &/($1(5 5(675,&7,21 5(6(7 + 2 TYPE B Figure 1. Set central tire inflation system (CTIS) rotary selector switch (2) to CROSS COUNTRY position.
Page 427 TM 9-2320-360-10 0075 OPERATION IN SAND, MUD, OR SNOW - Continued Shift transmission range selector (5) to lower gear range (WP 0041) for added tire traction. NOTE • Do not straddle or drive on sides of sand mounds. Loose sand will not support HET Tractor on steep slopes.
Page 428: Figure 2
TM 9-2320-360-10 0075 OPERATION IN SAND, MUD, OR SNOW - Continued Figure 2. Press throttle pedal (6) (WP 0012) and move HET Tractor straight back about 20 ft. (6 m). Release throttle pedal (6). (WP 0012) Press service brake pedal (7). (WP 0012) CAUTION Avoid using LOW transfer case with transmission selector in 1 (first...
Page 429 TM 9-2320-360-10 0075 OPERATION IN SAND, MUD, OR SNOW - Continued If HET Tractor starts to skid: Release throttle pedal (6). (WP 0012) Steer in direction of skid until HET Tractor stops skidding. Lightly apply service brake pedal (7) (WP 0012) when HET Tractor is under control.
Page 431: Operation In Cold Environment, -25 To 32°F (-32 To 0°C)
TM 9-2320-360-10 0076 OPERATOR MAINTENANCE OPERATION IN COLD ENVIRONMENT, -25 TO 32°F (-32 TO 0°C) INITIAL SETUP: References References - Continued FM 9-207 (WP 0113) FM 31-71 (WP 0113) FM 31-70 (WP 0113) FM 21-305 (WP 0113) WARNING When operating HET Tractor on snow or ice, be sure to remove all snow and ice from footwear, brake pedal, and accelerator pedal.
Page 432: Figure 1
TM 9-2320-360-10 0076 • Refer to FM 31-70, (WP 0113)FM 31-71, (WP 0113) and FM 21-305 (WP 0113) for additional information on operating in cold environment. Use ETHER START control (1) to start engine. (WP 0037) Figure 1. CAUTION Before using winch system, hydraulic oil must be warmed whenever temperatures are below 32°F (0°C).
Page 433: Figure 2
TM 9-2320-360-10 0076 NOTE The CTI system should be in ON position only when parked during cold starts in cold environments. CTI will adjust tire pressures during warm up period while HET Tractor is parked. Move CTI switch to OFF position before moving HET Tractor. (WP 0028) Drive HET Tractor 3 to 5 miles (5 to 8 km).
Page 434: Figure 3
TM 9-2320-360-10 0076 WARNING Reduce speeds when operating on snow or ice or accidents resulting in damage to HET Tractor may occur. Provisions must be made for increased stopping distances. Failure to comply may result in serious injury or death to personnel. NOTE Model A dash panel shown, Model B dash panel similar.
Page 435 TM 9-2320-360-10 0076 WARNING Avoid driving diagonally across a hill. HET Tractor may roll. Failure to comply may result in serious injury or death to personnel. Steer HET Tractor straight up and down hills when possible. When necessary to drive across a hill, choose lowest angle possible. Keep HET Tractor moving. Avoid quick, sharp turns.
Page 436: Figure 4
TM 9-2320-360-10 0076 Figure 4. CAUTION Do not downshift into 1 (first range), with transfer case in LOW, while engine speed is above 1200 RPM. Failure to comply may result in driveline damage. Downshift transmission range selector (2) to slow HET Tractor if required. Drive slowly and test brakes after driving through slush or water.
Page 437 TM 9-2320-360-10 0076 Release accelerator pedal (7). Steer in direction of slide until HET Tractor stops. Press accelerator pedal (7) slowly. Steer HET Tractor on straight course. If HET Tractor becomes stuck: CAUTION Avoid using LOW transfer case with transmission selector in 1 (first range).
Page 438: Figure 5
TM 9-2320-360-10 0076 Figure 5. CAUTION Do not hit axle breathers when cleaning mud, snow, and ice from axles. Damage to axle breathers could result. NOTE Ensure axle breather vent caps move freely on breather body. Clean mud, snow, and ice from wheels, brakes, axles, universal joints, mirrors, steering mechanism, and radiator as soon as possible.
Page 439: Set Up/Secure Highway Emergency Marker Kit
//////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0077 OPERATOR MAINTENANCE SET UP/SECURE HIGHWAY EMERGENCY MARKER KIT INITIAL SETUP: Not Applicable SET UP HIGHWAY EMERGENCY MARKER KIT WARNING Be aware of traffic when exiting HET Tractor. Failure to comply may result in serious injury or death to personnel. NOTE •...
Page 440: Figure 2
//////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0077 SET UP HIGHWAY EMERGENCY MARKER KIT - Continued Remove emergency marking kit (2) from stowage box (3). Figure 2. Remove markers (4) from case (5). Raise marker arms (6). Figure 3. Overlap ends of marker arms (6) and snap pin (7) into slot (8). Rotate marker (4) about 1/4 turn on base (9) until it stops.
Page 441 //////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0077 SET UP HIGHWAY EMERGENCY MARKER KIT - Continued To place markers (4) on highway during time lights are required (sunset to sunrise): Place a reflector in obstructed lane or on shoulder of road if vehicle is on or over shoulder at a point between vehicle and approaching traffic using that lane.
Page 442: Figure 4
//////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0077 SET UP HIGHWAY EMERGENCY MARKER KIT - Continued $3352$&+,1* &859( :521* /$1( IURP YHKLFOH IURP YHKLFOH IURP YHKLFOH IURP YHKLFOH IURP YHKLFOH IURP YHKLFOH %(<21' &859( 675$,*+7$:$< IURP YHKLFOH IURP YHKLFOH IURP YHKLFOH IURP YHKLFOH...
Page 443: Figure 5
//////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0077 SECURE/STOW HIGHWAY EMERGENCY MARKER KIT - Continued Figure 5. Remove pin (3) from slot (4). Separate marker arms (5). Fold marker arms (5) down onto base (2). Stow three markers (1) in case (6). Figure 6. 0077-5...
Page 444: Figure 7
//////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0077 SECURE/STOW HIGHWAY EMERGENCY MARKER KIT - Continued Return emergency marking kit (7) in stowage box (8). NOTE Model A dash panel is shown, Model B dash panel similar. Pull out emergency flasher control (9). (WP 0054) —20—...
Page 445: Slave Start Vehicle
//////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0078 OPERATOR MAINTENANCE SLAVE START VEHICLE INITIAL SETUP: Personnel Required Operator and Assistant - - - (2) PREPARE VEHICLES FOR SLAVING PROCEDURE NOTE Report any malfunction requiring HET Tractor to be slave started to unit maintenance. Start engine of assist (slaving) vehicle. (WP 0037) NOTE NATO slave receptacle on HET Tractor is located on rear splash guard of driver side front fender.
Page 446 //////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0078 PREPARE VEHICLES FOR SLAVING PROCEDURE - Continued Shut engine OFF of assist (slaving) vehicle (1). (WP 0042) CAUTION Slave starting can produce power surges which can damage electrical circuits. Ensure all electrical circuits on both assist (slaving) and disabled vehicle are set to OFF position.
Page 447: Figure 2
//////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0078 SLAVE START DISABLED VEHICLE - Continued CAUTION ALWAYS connect NATO slave cable to DISABLED VEHICLE FIRST - before connecting it to assist (slaving vehicle). Failure to comply may result in damage to equipment. Remove NATO slave cable (1) from stowage box (2) of disabled vehicle (3). Figure 2.
Page 448 //////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0078 SLAVE START DISABLED VEHICLE - Continued NOTE Operate engine of assist (slave) vehicle at 1000 rpm until disabled vehicle is started. Start engine of assist (slaving) vehicle (9). (WP 0037) Assistant starts engine of disabled vehicle (3). (WP 0037) Remove NATO slave cable (1) from slave receptacle (5) of disabled vehicle (3).
Page 449: Perform Immediate Action For Loss Of Air Supply System Pressure
//////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0079 OPERATOR MAINTENANCE PERFORM IMMEDIATE ACTION FOR LOSS OF AIR SUPPLY SYSTEM PRESSURE INITIAL SETUP: Not Applicable GENERAL AIR SYSTEM INFORMATION NOTE Air pressure shown by the green pointer of AIR PRESS gauge (WP 0016) indicates air pressure for: •...
Page 450 //////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0079 GENERAL AIR SYSTEM INFORMATION - Continued Operator should be familiar with information in notes above. END OF TASK EMERGENCY PROCEDURE WARNING Maximum braking requires 90 psi (621 kPa) or more air pressure. If air pressure drops below 90 psi (621 kPa), braking ability will be reduced. If air pressure continues to drop, air system is malfunctioning.
Page 451: Figure 1
//////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0079 EMERGENCY PROCEDURE - Continued PRESS Figure 1. If a low air condition exists, take immediate action to stop the HET Tractor: Apply and hold service brake pedal (4). (WP 0039) Ensure engine brake retarder is initiated: (WP 0038) Engine brake retarder HI/LO switch (5) is set to HI position.
Page 452 //////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0079 EMERGENCY PROCEDURE - Continued NOTE • If loss of air pressure is result of damaged air spring, complete Step (4). • If loss of air pressure is not result of damaged air spring, skip to Step (5).
Page 453: Manually Release/Apply Spring Brakes
//////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0080 OPERATOR MAINTENANCE MANUALLY RELEASE/APPLY SPRING BRAKES INITIAL SETUP: Not Applicable RELEASE SPRING BRAKES WARNING Do not operate HET Tractor with spring brakes released. HET Tractor will be able to roll free once spring brakes are released. Use wheel chocks, or similar aid, to prevent HET Tractor from moving once spring brakes are released.
Page 454: Figure 1
//////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0080 RELEASE SPRING BRAKES - Continued Figure 1. Remove nut (2), washer (3), and tool (4) from mounting position on spring brake chamber (5). Remove dust cap (6) from access hole (7) in spring brake chamber (5). Insert tool (4) in access hole (7) and align with slot (8) inside spring brake chamber (5).
Page 455: Figure 2
//////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0080 RELEASE SPRING BRAKES - Continued Figure 2. Push tool (4) into slot (8) until it stops. Turn tool (4) and pull out until it is seated and stops. Install washer (3) and nut (2) on tool (4). Release spring brake chamber (5) by tightening nut (2) down until it stops.
Page 456 //////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0080 APPLY SPRING BRAKES - Continued Figure 3. Push tool (3) down and pull out of slot (4) inside spring brake chamber (5). Install dust cap (6) in access hole (7) of spring brake chamber (5). Install tool (3), washer (2), and nut (1) in mounting position on spring brake chamber (5).
Page 457 //////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0080 APPLY SPRING BRAKES - Continued Figure 4. END OF TASK END OF WORK PACKAGE 0080-5...
Page 458 //////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0080 This page intentionally left blank 0080-6...
Page 459: Limp Home Procedure
//////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0081 OPERATOR MAINTENANCE LIMP HOME PROCEDURE INITIAL SETUP: Not Applicable CAUTION Do not operate HET Tractor with more than one air spring disabled per side. Failure to comply may result in damage to equipment. NOTE Limp home procedure is used after failure of an air spring. Shut engine OFF.
Page 460 //////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0081 Remove plug (6) from stowage box (7) and install on fitting (5). Position elbow (4) on air hose (3). Install nut (2) on elbow (4). Remove wheel chocks (1). Start engine. (WP 0037) CAUTION Maximum speed of HET Tractor in limp home configuration is 5 mph (8 km/h) off-road and 15 mph (24 km/h) on-road.
Page 461: Movement Tracking System (Mts) Power Converter Failure
//////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0082 OPERATOR MAINTENANCE MOVEMENT TRACKING SYSTEM (MTS) POWER CONVERTER FAILURE INITIAL SETUP: Not Applicable MTS POWER CONVERTER FAILURE NOTE • The MTS power converter is part of the C4ISR kit installed in some HET Tractors. • Not all HET Tractors are equipped with the C4ISR kit, and kit installation locations may vary.
Page 462: Figure 1
//////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0082 MTS POWER CONVERTER FAILURE - Continued —20— —15— —10— CHECK CHECK — 8 — ENGINE GAUGES FILTER MINDER AIR CLEANER RESTRICTION RESET H O PARKING BRAKE HIGHWAY OVERSPEED 9 MAX SPEED 45 MPH) CROSS COUNTRY LOW AIR (MAX SPEED 30 MPH) MUD SAND &...
Page 463: Figure 3
//////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0082 MTS POWER CONVERTER FAILURE - Continued Figure 3. Turn vehicle power switch (3) off. (WP 0018) Exit vehicle, leaving doors open to ventilate cab. 0082-3...
Page 464: Figure 4
//////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0082 MTS POWER CONVERTER FAILURE - Continued Figure 4. Verify that MTS battery/control box (4) is the source of smoke or odor. When smoke is cleared, re-enter HET Tractor and turn MTS battery/control box switch (5) to OFF position. CAUTION Do not attempt to remove MTS battery/control box cover.
Page 465: Figure 5
//////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0082 MTS POWER CONVERTER FAILURE - Continued Figure 5. Turn vehicle power switch (3) to ON and start engine. (WP 0037) 0082-5...
Page 466: Figure 6
//////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0082 MTS POWER CONVERTER FAILURE - Continued —20— —15— —10— CHECK CHECK — 8 — ENGINE GAUGES FILTER MINDER AIR CLEANER RESTRICTION RESET H O PARKING BRAKE HIGHWAY OVERSPEED 9 MAX SPEED 45 MPH) CROSS COUNTRY LOW AIR (MAX SPEED 30 MPH) MUD SAND &...
Page 467 //////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0082 MTS POWER CONVERTER FAILURE - Continued When mission is complete, deliver vehicle to Field Maintenance and report problem. END OF TASK END OF WORK PACKAGE 0082-7...
Page 468 //////////////////////////////////////////////////////////////////////////////////// TM 9-2320-360-10 0082 This page intentionally left blank 0082-8...
Page 469: Stowage And Sign Guide
TM 9-2320-360-10 0083 OPERATOR MAINTENANCE STOWAGE AND SIGN GUIDE Scope This work package shows locations for data plates, decals, and stencils that are required to be in place on the HET Tractor. General The following figures show the location of metal signs, decals, and stencils used on the vehicle.
Page 470 TM 9-2320-360-10 0083 LADDER STOWAGE CAB LIFT CAB LIFTS WINCH WARNING DECAL REGISTRATION WINCH OPERATING NUMBER STENCIL INSTRUCTIONS PLATES (3) (ON INSIDE OF RIGHT DOOR) WINCH WARNING WINCH DATA DECAL PLATE ARCTIC KIT CIRCULATION PUMP DATA PLATE WINCH LUBRICATION FUEL TANK WARNING "TIE DOWN"...
Page 471 TM 9-2320-360-10 0083 ENGINE SERIAL NUMBER (STAMPED ON ENGINE BLOCK) Figure 4. HET Tractor Engine Compartment (Passenger Side) UID SERIAL NUMBER LABEL HOT COOLANT DDEC III/IV ENGINE AUTOMATIC FAN DRIVE WARNING DATA PLATE CLUTCH WARNING (ON LEFT AND RIGHT HARDLIFT BRACKETS) HOOD LOCK CAUTION AIR FILTER REMOVED FOR CLARITY...
Page 472 TM 9-2320-360-10 0083 Figure 6. HET Tractor Forward Interior 0083-4...
Page 473 TM 9-2320-360-10 0083 Figure 7. HET Tractor Transmission 0083-5...
Page 474 TM 9-2320-360-10 0083 STOWAGE AREA REAR SEAT STOWAGE AREA Figure 8. HET Tractor Rear Interior END OF WORK PACKAGE 0083-6...
Page 475 TM 9-2320-360-10 CHAPTER 3 TROUBLESHOOTING PROCEDURES...
Page 477 TM 9-2320-360-10 0084 OPERATOR MAINTENANCE HET TRACTOR WANDERS, PULLS TO ONE SIDE, LEANS, OR SHIMMIES INITIAL SETUP: Tools and Special Tools Equipment Condition - Continued Basic Issue Items (BII). (WP 0114) Parking brake applied. (WP 0043) Wheels chocked. (WP 0064) Equipment Condition Engine OFF.
Page 478 TM 9-2320-360-10 0084 CTIS CONTROLS —20— —15— —10— CHECK CHECK — 8 — ENGINE GAUGES FILTER MINDER AIR CLEANER RESTRICTION RESET H O PARKING BRAKE HIGHWAY HIGHWAY OVERSPEED OVERSPEED 9 MAX SPEED 45 MPH) CROSS COUNTRY LOW AIR (MAX SPEED 30 MPH) 9 MAX SPEED 45 MPH) MUD SAND &...
Page 479 TM 9-2320-360-10 0084 CONDITION/INDICATION Are wheel lug nuts damaged, loose, or missing? DECISION No - Test 4 - Are front axle spring assemblies and/or shock absorbers loose or damaged? Yes - Replace damaged lug nuts. (WP 0108)Test 8 - Does HET tractor wander, pull to one side, lean, or shimmy? TEST 4 - Are front axle spring assemblies and/or shock absorbers loose or damaged? Check front axle spring assemblies and shock absorbers for loose mountings and...
Page 480 TM 9-2320-360-10 0084 SHOCK FRONT ABSORBER SPRING LINKAGE WHEEL COVER FRAME LINKAGE AXLE NO. 3 Figure 4. Linkage Breakdown. CONDITION/INDICATION Is ride height valve linkage damaged? DECISION No - Test 6 - Is ride height level? Yes - Contact supervisor. TEST 6 - Is ride height level? NOTE Difference in distance between bottom of frame and ground should be...
Page 481 TM 9-2320-360-10 0084 SHOCK FRONT ABSORBER SPRING LINKAGE WHEEL COVER FRAME LINKAGE AXLE NO. 3 Figure 5. Linkage Breakdown. CONDITION/INDICATION Is ride height level? DECISION No - Adjust ride height level. Test 8 - Does HET tractor wander, pull to one side, lean, or shimmy? Yes - Test 7 - Are axles No.
Page 482 TM 9-2320-360-10 0084 Figure 6. Shock Absorber And Air Spring. Check air spring assemblies for leakage. CONDITION/INDICATION Are axles No. 2, 3, and 4 air spring assemblies or shock absorbers loose or damaged? DECISION No - Test 8 - Does HET tractor wander, pull to one side, lean, or shimmy? Yes - Contact supervisor.
Page 483 TM 9-2320-360-10 0085 OPERATOR MAINTENANCE HET TRACTOR DIFFICULT TO STEER OR EXCESSIVE PLAY INITIAL SETUP: Equipment Condition Equipment Condition - Continued Engine OFF. (WP 0042) Parking brakes applied. (WP 0043) Wheels chocked. (WP 0064) TROUBLESHOOTING PROCEDURE HET TRACTOR DIFFICULT TO STEER OR EXCESSIVE PLAY TEST 1 - Is power steering fluid level low? Check power steering fluid level.
Page 484 TM 9-2320-360-10 0085 DECISION No - Test 2 - Are power steering fluid lines leaking or damaged? Yes - Fill power steering fluid to proper level. (WP 0102)Test 4 - Is HET tractor difficult to steer, or is there excessive play in steering wheel? TEST 2 - Are power steering fluid lines leaking or damaged? Check power steering fluid lines for leakage and damage.
Page 485 TM 9-2320-360-10 0085 POWER STEERING FLUID DIPSTICK POWER STEERING FLUID LINES Figure 3. CONDITION/INDICATION Are power steering components damaged? DECISION No - Test 4 - Is HET tractor difficult to steer, or is there excessive play in steering wheel? Yes - Contact supervisor. TEST 4 - Is HET tractor difficult to steer, or is there excessive play in steering wheel? Ensure vehicle is returned to operating condition.
Page 487: Tires Worn Unevenly Or Excessively
TM 9-2320-360-10 0086 OPERATOR MAINTENANCE TIRES WORN UNEVENLY OR EXCESSIVELY INITIAL SETUP: Equipment Condition Equipment Condition - Continued Engine OFF. (WP 0042) Parking brakes applied. (WP 0043) Wheels chocked. (WP 0064) TROUBLESHOOTING PROCEDURE TIRES WORN UNEVENLY OR EXCESSIVELY TEST 1 - Are tires properly inflated? Check tires (WP 0109) for proper air pressure.
Page 488: Figure 2
TM 9-2320-360-10 0086 TEST 2 - Does CTIS operate properly? NOTE CTIS will not operate if air system pressure is less than 85 psi (586 kPa). Start engine. (WP 0037) Check CTIS operation (WP 0028) by moving CTIS switch to a higher or lower setting and waiting for operation to stop.
Page 489: Wheel Wobbles Or Shimmies
TM 9-2320-360-10 0087 OPERATOR MAINTENANCE WHEEL WOBBLES OR SHIMMIES INITIAL SETUP: Equipment Condition Equipment Condition - Continued Engine OFF. (WP 0042) Parking brakes applied. (WP 0043) Wheels chocked. (WP 0064) TROUBLESHOOTING PROCEDURE WHEEL WOBBLES OR SHIMMIES TEST 1 - Are wheel lugnuts tight and free of damage? Remove wheel covers.
Page 490 TM 9-2320-360-10 0087 WHEEL WHEEL COVER Figure 2. CONDITION/INDICATION Are any wheels bent? DECISION No - Contact Supervisor. Yes - Test 3 - Does wheel wobble or shimmy? TEST 3 - Does wheel wobble or shimmy? Ensure vehicle is returned to normal operating condition. Start engine.
Page 491: Winches Will Not Operate
TM 9-2320-360-10 0088 OPERATOR MAINTENANCE WINCHES WILL NOT OPERATE INITIAL SETUP: Equipment Condition Equipment Condition - Continued Engine OFF. (WP 0042) Parking brakes applied. (WP 0043) Wheels chocked. (WP 0064) TROUBLESHOOTING PROCEDURE WINCHES WILL NOT OPERATE TEST 1 - Is PTO engaged? Start engine.
Page 492: Figure 1
TM 9-2320-360-10 0088 HYDRAULIC OIL RESERVOIR Figure 1. CONDITION/INDICATION Is hydraulic fluid level correct? DECISION No - Contact supervisor. Yes - Test 4 - Do winches operate properly? TEST 4 - Do winches operate properly? Start engine. (WP 0037) Enable PTO. Check for correct winch (WP 0022) operation.
Page 493: Winches Unusually Noisy When Operating
TM 9-2320-360-10 0089 OPERATOR MAINTENANCE WINCHES UNUSUALLY NOISY WHEN OPERATING INITIAL SETUP: Equipment Condition Equipment Condition - Continued Engine OFF. (WP 0042) Parking brakes applied. (WP 0043) Wheels chocked. (WP 0064) TROUBLESHOOTING PROCEDURE WINCHES UNUSUALLY NOISY WHEN OPERATING TEST 1 - Is winch cable twisted, tangled, or causing drum to bind? Check if cable is twisted, tangled, or causing drum to bind.
Page 494: Figure 2
TM 9-2320-360-10 0089 DRUM CABLE Figure 2. Operate winch and check for unusual noises. CONDITION/INDICATION Can cable be straightened or untangled? DECISION No - Contact supervisor. Yes - Problem corrected. END OF WORK PACKAGE 0089-2...
Page 495: Winch Operates Too Slow, Too Fast, Or Only One Speed
TM 9-2320-360-10 0090 OPERATOR MAINTENANCE WINCH OPERATES TOO SLOW, TOO FAST, OR ONLY ONE SPEED INITIAL SETUP: Personnel Required Equipment Condition - Continued Wheeled Vehicle Mechanic 91B (2) Parking brake applied. (WP 0043) Wheels chocked. (WP 0064) Equipment Condition Engine OFF. (WP 0042) TROUBLESHOOTING PROCEDURE WINCH OPERATES TOO SLOW, TOO FAST, OR ONLY ONE SPEED TEST 1 - Is winch/PTO/air dryer/GPFU/HI idle circuit breaker tripped?
Page 496: Figure 2
TM 9-2320-360-10 0090 TEST 2 - Is engine speed 1450-1500 rpm with PTO engaged? Start engine. (WP 0037) Engage PTO. PTO CONTROL INDICATOR SWITCH CHECK CHECK ENGINE GAUGES INSTRUM ENT PANEL W/ TACHOGRAPH SHOWN, INSTRUM ENT PANEL W/ SPEEDOM ETER & TACHOM ETER SIM ILAR Figure 2.
Page 497: Figure 3
TM 9-2320-360-10 0090 HYDRAULIC OIL RESERVOIR Figure 3. CONDITION/INDICATION Is hydraulic fluid level correct? DECISION No - Contact supervisor. Yes - Test 4 - Is transmission fluid level normal? TEST 4 - Is transmission fluid level normal? Check transmission fluid level. (WP 0102) CONDITION/INDICATION Is transmission fluid level normal? DECISION...
Page 499: Cable Hold Down Does Not Operate
TM 9-2320-360-10 0091 OPERATOR MAINTENANCE CABLE HOLD DOWN DOES NOT OPERATE INITIAL SETUP: Equipment Condition Equipment Condition - Continued Engine OFF. (WP 0042) Parking brakes applied. (WP 0043) Wheels chocked. (WP 0064) TROUBLESHOOTING PROCEDURE CABLE HOLD DOWN DOES NOT OPERATE TEST 1 - Does the air pressure gauge show a pressure of at least 70 psi (483 kPa) on green needle? Start engine.
Page 500 TM 9-2320-360-10 0091 DECISION No - Contact supervisor. Yes - Problem corrected. END OF WORK PACKAGE 0091-2...
Page 501: Ctis Will Not Operate
TM 9-2320-360-10 0092 OPERATOR MAINTENANCE CTIS WILL NOT OPERATE INITIAL SETUP: Equipment Condition Equipment Condition - Continued Engine OFF. (WP 0042) Parking brake applied. (WP 0043) Wheels chocked. (WP 0064) TROUBLESHOOTING PROCEDURE CTIS WILL NOT OPERATE TEST 1 - Is CTIS switch in ON position? Check to see if CTIS switch (WP 0028) is set to ON position.
Page 502 TM 9-2320-360-10 0092 DECISION No - Turn CTIS switch to ON position. (WP 0028)Test 5 - Does CTIS operate properly? Yes - Test 2 - Does CTIS run properly after resetting controller? TEST 2 - Does CTIS run properly after resetting controller? NOTE Turning CTIS OFF, and then ON, resets controller.
Page 503 TM 9-2320-360-10 0092 CTIS CIRCUIT BREAKER Figure 3. CTIS Circuit Breaker. Reset circuit breaker if tripped. CONDITION/INDICATION Is CTIS circuit breaker tripped? DECISION No - Test 4 - Does low air (CTIS) indicator extinguish after air system reaches operating pressure? Yes - Test 5 - Does CTIS operate properly? TEST 4 - Does low air (CTIS) indicator extinguish after air system reaches operating pressure?
Page 504 TM 9-2320-360-10 0092 AIR PRESS GAUGE —20— —15— —10— CHECK CHECK — 8 — TRAILER AIR ENGINE GAUGES FILTER MINDER AIR CLEANER RESTRICTION RESET H O SUPPLY CONTROL PARKING BRAKE HIGHWAY OVERSPEED LOW AIR 9 MAX SPEED 45 MPH) CROSS COUNTRY LOW AIR (MAX SPEED 30 MPH) MUD SAND &...
Page 505: Fifth Wheel Will Not Lock When Coupling Trailer To Het
TM 9-2320-360-10 0093 OPERATOR MAINTENANCE FIFTH WHEEL WILL NOT LOCK WHEN COUPLING TRAILER TO HET TRACTOR INITIAL SETUP: Equipment Condition Equipment Condition - Continued Engine OFF. (WP 0042) Parking brake applied. (WP 0043) Wheels chocked. (WP 0064) TROUBLESHOOTING PROCEDURE FIFTH WHEEL WILL NOT LOCK WHEN COUPLING TRAILER TO HET TRACTOR TEST 1 - Has dirt, ice, snow, or other debris built-up on fifth wheel? Check if dirt, ice, snow, or other debris has built up on fifth wheel.
Page 506 TM 9-2320-360-10 0093 FIFTH WHEEL ASSEMBLY PRIMARY LOCK RELEASE HANDLE SECONDARY LOCK RELEASE HANDLE Figure 1. Fifth Wheel Coupling Components. Clean fifth wheel to remove any built up debris. CONDITION/INDICATION Has dirt, ice, snow, or other debris built-up on fifth wheel? DECISION No - Test 2 - Is fifth wheel secondary lock release handle in locked position? Yes - Test 4 - Does fifth wheel lock?
Page 507 TM 9-2320-360-10 0093 FIFTH WHEEL ASSEMBLY PRIMARY LOCK RELEASE HANDLE SECONDARY LOCK RELEASE HANDLE Figure 2. Fifth Wheel Coupling Components. CONDITION/INDICATION Is fifth wheel secondary lock release handle in locked position? DECISION No - Place fifth wheel secondary lock release handle in locked position. (WP 0023)Test 4 - Does fifth wheel lock? Yes - Test 3 - Is fifth wheel primary lock release handle in locked position? TEST 3 - Is fifth wheel primary lock release handle in locked position?
Page 508 TM 9-2320-360-10 0093 FIFTH WHEEL ASSEMBLY PRIMARY LOCK RELEASE HANDLE SECONDARY LOCK RELEASE HANDLE Figure 3. Fifth Wheel Coupling Components. CONDITION/INDICATION Is fifth wheel primary lock release handle in locked position? DECISION No - Place fifth wheel primary lock release handle in locked position. (WP 0023)Test 4 - Does fifth wheel lock? Yes - Test 4 - Does fifth wheel lock? TEST 4 - Does fifth wheel lock?
Page 509 TM 9-2320-360-10 0093 FIFTH WHEEL ASSEMBLY PRIMARY LOCK RELEASE HANDLE SECONDARY LOCK RELEASE HANDLE Figure 4. Fifth Wheel Coupling Components. CONDITION/INDICATION Does fifth wheel lock? DECISION No - Problem still exists. Yes - Problem corrected. END OF WORK PACKAGE 0093-5...
Page 511: Excessive Movement Of Trailer King Pin In Fifth Wheel
TM 9-2320-360-10 0094 OPERATOR MAINTENANCE EXCESSIVE MOVEMENT OF TRAILER KING PIN IN FIFTH WHEEL INITIAL SETUP: Equipment Condition Equipment Condition - Continued Engine OFF. (WP 0042) Parking brake applied. (WP 0043) Wheels chocked. (WP 0064) TROUBLESHOOTING PROCEDURE EXCESSIVE MOVEMENT OF TRAILER KING PIN IN FIFTH WHEEL TEST 1 - Are any fifth wheel mounting screws or locknuts loose or missing? Check for loose or missing fifth wheel mounting screws and locknuts.
Page 512 TM 9-2320-360-10 0094 CONDITION/INDICATION Are any fifth wheel mounting screws or locknuts loose or missing? DECISION No - Contact supervisor. Yes - Fifth wheel mounting screws and/or locknuts need to be installed and/or tightened. Contact supervisor. END OF WORK PACKAGE 0094-2...
Page 513: Fifth Wheel Will Not Unlock When Disconnecting
TM 9-2320-360-10 0095 OPERATOR MAINTENANCE FIFTH WHEEL WILL NOT UNLOCK WHEN DISCONNECTING TRAILER FROM HET TRACTOR INITIAL SETUP: Equipment Condition Equipment Condition - Continued Engine OFF. (WP 0042) Parking brake applied. (WP 0043) Wheels chocked. (WP 0064) TROUBLESHOOTING PROCEDURE FIFTH WHEEL WILL NOT UNLOCK WHEN DISCONNECTING TRAILER FROM HET TRACTOR TEST 1 - Has dirt, ice, snow, or other debris built up on fifth wheel? Check if dirt, ice, snow, or other debris has built up on fifth wheel.
Page 514 TM 9-2320-360-10 0095 UNLOCKED POSITION FIFTH PRIMARY SECONDARY WHEEL LOCK RELEASE LOCK RELEASE HANDLE HANDLE Figure 1. Fifth Wheel Primary and Secondary Lock Release Handles. Clean fifth wheel to remove any built-up debris. CONDITION/INDICATION Has dirt, ice, snow, or other debris built up on fifth wheel? DECISION No - Test 2 - Is fifth wheel secondary lock release handle in unlocked position? Yes - Test 6 - Does fifth wheel unlock?
Page 515 TM 9-2320-360-10 0095 UNLOCKED POSITION FIFTH PRIMARY SECONDARY WHEEL LOCK RELEASE LOCK RELEASE HANDLE HANDLE Figure 2. Fifth Wheel Primary and Secondary Lock Release Handles. CONDITION/INDICATION Is fifth wheel secondary lock release handle in unlocked position? DECISION No - Pull fifth wheel secondary lock release handle out to unlocked position. (WP 0023)Test 6 - Does fifth wheel unlock? Yes - Test 3 - Is fifth wheel primary lock release handle in unlocked position? TEST 3 - Is fifth wheel primary lock release handle in unlocked position?
Page 516 TM 9-2320-360-10 0095 UNLOCKED POSITION FIFTH PRIMARY SECONDARY WHEEL LOCK RELEASE LOCK RELEASE HANDLE HANDLE Figure 3. Fifth Wheel Primary and Secondary Lock Release Handles. CONDITION/INDICATION Is fifth wheel primary lock release handle in unlocked position? DECISION No - Pull fifth wheel primary lock release handle out to unlocked position. (WP 0023)Test 6 - Does fifth wheel unlock? Yes - Test 4 - Is fifth wheel properly lubricated? TEST 4 - Is fifth wheel properly lubricated?
Page 517 TM 9-2320-360-10 0095 UNLOCKED POSITION FIFTH PRIMARY SECONDARY WHEEL LOCK RELEASE LOCK RELEASE HANDLE HANDLE Figure 4. Fifth Wheel Primary and Secondary Lock Release Handles. CONDITION/INDICATION Are any fifth wheel mounting screws or locknuts loose or missing? DECISION No - Test 6 - Does fifth wheel unlock? Yes - Fifth wheel mounting screws or locknuts need to be installed and/or tightened.
Page 519: Exhaust System Unusually Noisy Or Exhaust Fumes In Cab
TM 9-2320-360-10 0096 OPERATOR MAINTENANCE EXHAUST SYSTEM UNUSUALLY NOISY OR EXHAUST FUMES IN CAB INITIAL SETUP: Equipment Condition Equipment Condition - Continued Engine OFF. (WP 0042) Parking brakes applied. (WP 0043) Wheels chocked. (WP 0064) TROUBLESHOOTING PROCEDURE EXHAUST SYSTEM UNUSUALLY NOISY OR EXHAUST FUMES IN CAB TEST 1 - Are all engine access panels in place and securely fastened? Check that all engine access panels are in place and securely fastened.
Page 520 TM 9-2320-360-10 0096 EXHAUST PIPE TAILPIPE MUFFLER TAILPIPE EXHAUST MUFFLER PIPE Figure 1. Exhaust System Components. CONDITION/INDICATION Does exhaust pipe, muffler, or tailpipe have holes or loose connections? DECISION No - Test 3 - Is exhaust system noisy or leaking? Yes - Contact supervisor.
Page 521 TM 9-2320-360-10 0096 EXHAUST PIPE TAILPIPE MUFFLER TAILPIPE EXHAUST MUFFLER PIPE Figure 2. Exhaust System Components. Shut off engine. (WP 0042) CONDITION/INDICATION Is exhaust system noisy or leaking? DECISION No - Problem still exists. Yes - Problem corrected. END OF WORK PACKAGE 0096-3...
Page 523: Special Purpose Kits
TM 9-2320-360-10 0097 OPERATOR MAINTENANCE SPECIAL PURPOSE KITS INITIAL SETUP: Equipment Condition Equipment Condition - Continued Engine OFF. (WP 0042) Parking brake applied. (WP 0043) Wheels chocked. (WP 0064) TROUBLESHOOTING PROCEDURE SPECIAL PURPOSE KITS TEST 1 - Identify and proceed with appropriate system for your problem. Radio Troubleshooting.
Page 525: Gas Particulate Filter Unit Will Not Operate
TM 9-2320-360-10 0098 OPERATOR MAINTENANCE GAS PARTICULATE FILTER UNIT WILL NOT OPERATE INITIAL SETUP: Equipment Condition Equipment Condition - Continued Engine OFF. (WP 0042) Parking brake applied. (WP 0043) Wheels chocked. (WP 0064) TROUBLESHOOTING PROCEDURE GAS PARTICULATE FILTER UNIT WILL NOT OPERATE TEST 1 - Are hoses or clamps faulty? Check hoses for cuts, tears, cracks and holes.
Page 526 TM 9-2320-360-10 0098 WINCH/PTO/AIR DRYER/GPF HI IDLE CIRCUIT BREAKER INSTRUM ENT PANEL W/ TACHOGRAPH SHOWN, INSTRUM ENT PANEL W/ SPEEDOM ETER & TACHOM ETER SIM ILAR Figure 1. Winch/PTO/Air Dryer/GPFU/Hi Idle Circuit Breaker. Reset circuit breaker if tripped. If winch/PTO/air dryer/GPFU/hi idle circuit breaker was not tripped, click on Yes button.
Page 527 TM 9-2320-360-10 CHAPTER 4 PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)
Page 529 TM 9-2320-360-10 0099 OPERATOR MAINTENANCE INTRODUCTION - PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) PMCS INTRODUCTION This section contains PMCS requirements for HET tractor vehicles. The PMCS tables contain checks and services necessary to ensure that the vehicle is ready for operation. Using PMCS tables, perform maintenance at specified intervals.
Page 530 TM 9-2320-360-10 0099 PREVENTIVE MAINTENANCE CHECKS AND SERVICES - Continued • Do the (W) PREVENTIVE MAINTENANCE weekly. Pay attention to the CAUTIONS and WARNINGS. • Do the (M) PREVENTIVE MAINTENANCE once a month. Pay attention to the CAUTIONS and WARNINGS. •...
Page 531: Chapter 4 - Preventive Maintenance Checks And Services (Pmcs)
TM 9-2320-360-10 0099 FLUID LEAKAGE - Continued with Class I or II leaks, continue to check fluid levels as required in the PMCS. Class III leaks should be repaired per applicable procedure. Class I: Seepage of fluid (as indicated by wetness or discoloration) not great enough to form drops.
Page 532: Figure 1
TM 9-2320-360-10 0099 PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) - Continued START Figure 1. END OF WORK PACKAGE 0099-4...
Page 533: Before - Preventive Maintenance
TM 9-2320-360-10 0100 OPERATOR MAINTENANCE BEFORE - PREVENTIVE MAINTENANCE INITIAL SETUP: Table 1. PMCS - BEFORE Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: WARNING Do not start engine or move HET Tractor when anyone is under HET Tractor or working on brake lines.
Page 534 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: since the last weekly inspection. • You are operating the vehicle for the first time. NOTE • Clean all lubrication points with solvent cleaning compound and allow to dry prior to...
Page 535: Figure 1
TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: cause of the leak. If there is any doubt, contact your Su- pervisor. Before Driver 1. Visually inspect cab and Any dam- Side components for obvious damage...
Page 536: Figure 2
TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 2. 5. Check that mud flaps are in place and intact. 6. Look under HET Tractor for Any fuel, evidence of damage or fluid Class III...
Page 537 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Do not attempt to inflate a tire that is in an over-inflated or under-inflated condition, or with a questionable defect. Failure to comply may result in serious injury or death to personnel and damage to...
Page 538 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Before Rear of 1. Visually check rear of vehicle for Any dam- Vehicle obvious damage that would age that impair operation.
Page 539: Figure 3
TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: UNLOCKED POSITION LOCKED POSITION Figure 3. 2. Check that coupler jaws (1) lock in open position: a. Pull out secondary lock release handle (3) and latch in position.
Page 540: Figure 4
TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: b. Pull out primary lock release handle (2) two times. c. Put primary lock release handle (2) in locked position. d.
Page 541: Figure 5
TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: With release handle (2) are Trailer completely in. Coupled Figure 5. Before Trailer Air 1. Check that service coupling (1), Either air Brake intervehicular electrical cable (2),...
Page 542 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: With nected to Trailer trailer. Coupled Figure 6. 2. Check trailer air brake hoses, Any air relay valve, and air reservoirs for leaks or leaks.
Page 543 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: electrical cables are missing or unservicea- ble. NOTE If leakage is detected, further investigation is needed to de- termine the location and cause of the leak.
Page 544 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: NOTE If leakage is detected, further investigation is needed to de- termine the location and cause of the leak. If there is any doubt, contact your Su- pervisor.
Page 545 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: NOTE • Remember that a tire in storage (spare) can be flat but not look like it. The HET tire sidewalls can support the wheel.
Page 546 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 7. NOTE If leakage is detected, further investigation is needed to de- termine the location and cause of the leak. If there is any doubt, contact your Su- pervisor.
Page 547 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: lines/fittings leaking or damaged. Before Cab Fire 1. Check for missing or damaged Fire Extin- Extinguis fire extinguisher (1) under guisher is dashboard on driver side.
Page 548 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 8. NOTE Vehicle operation with inoper- ative seat belts may violate AR 385-10. Before Seat 1. Check seat belt strap webbing for Webbing is Belts wear, tears, fraying, etc.
Page 549 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: or exces- sively worn. 2. Check latch and buckle for Buckle/latch proper operation, wear, does not en- deformation, damage, and gage with a broken casing.
Page 550 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Before Seats 1. Check operation of driver's seat Seat adjust- adjustment mechanism. ment mech- anism bro- ken or miss- ing.
Page 551 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Before Instrume 1. Turn ignition switch to ON. CHECK nt Panel CHECK GAUGES and CHECK GAUGES or ENGINE lights illuminate and go CHECK out after approximately 6 ENGINE...
Page 552 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 9. 4. Check operation of CTIS. (WP 0028) 5. Check engine OIL PRESS gauge Gauge indi- (3) for normal operating range of cates less 50 to 70 psi (345 to 483 kPa) than 30 psi...
Page 553 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: —20— —15— —10— CHECK CHECK — 8 — ENGINE GAUGES FILTER MINDER AIR CLEANER RESTRICTION RESET H O PARKING BRAKE HIGHWAY...
Page 554 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 7. Check AIR CLEANER Gauge RESTRICTION indicator (5). reads in red Press RESET button if indicator area (ap- reads greater than 15 (in yellow proximately or red area).
Page 555 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: kPa). Check that warning buzzer kPa) when operates below 60 psi (414 kPa). low air pres- sure indica- tor lights or warning alarm...
Page 556 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: (149°C) or more. —20— —15— CHECK —10— CHECK — 8 — ENGINE GAUGES FILTER MINDER AIR CLEANER RESTRICTION RESET H O PARKING BRAKE...
Page 557 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 13. CAUTION HET Tractor must be parked when making transfer case check. Transfer case will be damaged if shifted while HET Tractor is moving.
Page 558 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: correct indications on instrument cators inop- panel. erable. NOTE Engine must be running to perform this check. Before Brakes 1.
Page 559 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: —20— —15— —10— CHECK CHECK — 8 — ENGINE GAUGES FILTER MINDER AIR CLEANER RESTRICTION RESET H O PARKING BRAKE HIGHWAY...
Page 560 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: —20— —15— —10— CHECK CHECK — 8 — ENGINE GAUGES FILTER MINDER AIR CLEANER RESTRICTION RESET H O PARKING BRAKE HIGHWAY...
Page 561 TM 9-2320-360-10 0100 Table 1. PMCS - BEFORE - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 11-5820-890-10-1 (AN/VRC-90) for preventive maintenance checks and services. END OF TASK END OF WORK PACKAGE 0100-29...
Page 563 TM 9-2320-360-10 0101 OPERATOR MAINTENANCE DURING - PREVENTIVE MAINTENANCE INITIAL SETUP: Tools and Special Tools References Gloves, Leather (WP 0115, Table 2) AR 385-10 Table 1. PMCS - DURING Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: WARNING Do not start engine or move HET Tractor when anyone is...
Page 564 TM 9-2320-360-10 0101 Table 1. PMCS - DURING - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: none, refer to applicable trailer operator's manual. NOTE During operation, all gauges should maintain the proper readings listed in the PMCS BEFORE checks.
Page 565 TM 9-2320-360-10 0101 Table 1. PMCS - DURING - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: a. Turn steering wheel from full Steering in- left to full right, back to full operable or left. binds.
Page 566 TM 9-2320-360-10 0101 Table 1. PMCS - DURING - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 2. Check winch controls for proper operation. WARNING Wear leather gloves when checking winch cable. Failure to comply may result in seri- ous injury or death to person- nel.
Page 567 TM 9-2320-360-10 0101 Table 1. PMCS - DURING - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 2. 4. Check winches for missing or damaged clevis pins (3), snapper pins (4), and pin (5). NOTE Light checks will require as- sistance.
Page 568 TM 9-2320-360-10 0101 Table 1. PMCS - DURING - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: During Lights 1. Check headlights, blackout drive lights, clearance lights, stoplights, turn signals, reflectors, and backup lights. 2. Check operation of beacon light (1).
Page 569 TM 9-2320-360-10 0101 Table 1. PMCS - DURING - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 3. Check operation of work lights (2). 4. Check operation of dome light and map lights. NOTE Operation of vehicle with mal- functioning service lights may violate AR 385-10.
Page 571 TM 9-2320-360-10 0102 OPERATOR MAINTENANCE AFTER - PREVENTIVE MAINTENANCE INITIAL SETUP: Tools and Special Tools References Gloves, Leather (WP 0115, Table 2) AR 385-10 Table 1. PMCS - AFTER Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: WARNING Do not start engine or move HET Tractor when anyone is...
Page 572 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: operated the vehicle since the last weekly inspection. • You are operating the vehicle for the first time. NOTE •...
Page 573 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: not an oil leak. Failure to com- ply may result in damage to equipment. After Underne 1. Check under HET Tractor for Any fuel, fluid and air leaks.
Page 574 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: • Diesel engine slobber is an inherent condition of diesel engines. When engines are allowed to idle for prolonged periods of time, this may be interpreted as a Class III leak.
Page 575 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 1. Engine Oil Level. 2. Add oil if engine oil level is at or Overfull, no- below LOW mark (refer to tify Field Lubrication Instructions).
Page 576 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: WARNING Parking brake must be set be- fore checking transmission fluid. Failure to comply may result in serious injury or death to personnel.
Page 577 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: COLD RUN HOT RUN Figure 2. Transmission Fluid Level. WARNING Fuel is very flammable and can explode easily. Keep fuel 0102-7...
Page 578 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: away from open fire and keep fire extinguisher within easy reach when working with fuel. Do not work on fuel system when engine is hot.
Page 579 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 3. Fuel/Water Separator. 2. Push in and turn primer pump (6) 1/4 turn in either direction to release.
Page 580 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Close drain valve by turning knurled nut (4) clockwise. Position drain hose (3) back behind fuel tank. Figure 4. Fuel Primer Pump. After Driver 1.
Page 581 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 2. Pull three cables (1) by battery box (2) to drain reservoirs until no water comes out of system. Figure 5.
Page 582 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: WARNING Planetary hubs get hot enough to burn. Use caution when checking hubs. Failure to comply may result in seri- ous injury or death to person- nel.
Page 583 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 6. Driver Side Wheels. 2. Check for obvious damage. 3. Check wheels for broken, Wheel is cracked, and bent surfaces. broken, cracked, or bent.
Page 584 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: After Driver 1. Check tires for cuts, gouges, Tires have Side cracks, or scratches. Remove cuts, goug- Tires any sharp objects.
Page 585 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 7. Towing Gladhands. After Fifth 1. Check locking plunger (1), Mechanism Wheel primary release handle and is damaged linkage (2), for damage and or will not proper operation.
Page 586 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: UNLOCKED POSITION LOCKED POSITION Figure 8. Fifth Wheel. 2. Check secondary release handle Mechanism linkage (3) and locking plunger is damaged (1) for damage and proper or will not...
Page 587 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 3. Check that both release handles (2) and (3) are completely in. WARNING Wear leather gloves when checking winch cable. Failure to comply may result in seri- ous injury or death to person- nel.
Page 588 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 9. Winch Cables. WARNING Prolonged contact with lubri- cating oil may cause skin rash. Immediately wash skin and clothing that come in con- tact with lubricating oil thor- oughly and remove saturated...
Page 589 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: tilated to keep fumes at a min- imum. Failure to comply may result in serious injury or death to personnel. CAUTION Do not fill hydraulic reservoir past FULL COLD mark.
Page 590 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 10. Hydraulic Fluid Reservoir. a. Remove cap (3) from hydraulic reservoir (2). b. Fill hydraulic reservoir (2) with lubricating oil until sight glass (1) reads at FULL COLD mark.
Page 591 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: it is clear and not milky or foamy. WARNING Planetary hubs get hot enough to burn. Use caution when checking hubs.
Page 592 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 11. Passenger Side Wheels. 2. Check for obvious damage. 3. Check wheels for broken, Wheel is cracked, and bent surfaces. broken, cracked, or bent.
Page 593 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: After Passeng 1. Check tires for cuts, gouges, Tires have er Side cracks, or scratches. Remove cuts, goug- Tires any sharp objects.
Page 594 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 2. Inspect spare tire for cuts, Tire has gouges, cracks, or scratches. cuts, goug- Remove any sharp objects. es, or cracks that would result...
Page 595 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 13. Passenger side Shock Absorbers. NOTE Operation of vehicle with bro- ken/missing mirrors may vio- late AR 385-10. After Mirrors 1.
Page 596 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: NOTE Operation of vehicle with damaged or missing wind- shield may violate AR 385-10. After Windshiel 1. Check windshield glass for Windshield d and presence and condition.
Page 597 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: NOTE If leakage is detected, further investigation is needed to de- termine the location and cause. If there is any doubt, contact supervisor or Field Maintenance.
Page 598 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: FULL HOT FULL COLD ADD Figure 14. Power Steering Reservoir. 3. Check steering reservoir fluid. Fluid level is low or too high.
Page 599 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 4. Level should be between ADD and FULL COLD mark on dipstick (2) if HET Tractor has been sitting. 5.
Page 600 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 15. Instrument Panel. 2. Check FRONT and REAR fan switches (4) for proper operation in speeds 1, 2, and 3. 3.
Page 601 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: NOTE Operation of vehicle with mal- functioning windshield wiper may violate AR 385-10. After Windshiel 1. Check windshield wiper switch d Wiper/ (1) for proper operation.
Page 602 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: After 1. Set PTO ENGAGE switch to ON PTO EN- ENGAGE position. PTO ENGAGED GAGE Switch indicator should illuminate. switch and/ or PTO EN- GAGED in-...
Page 603 TM 9-2320-360-10 0102 Table 1. PMCS - AFTER - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 17. Ventilator. 2. Check blower control switch (2) for proper operation in speeds low (L), medium (M), and high (H).
Page 604 TM 9-2320-360-10 0102 END OF TASK END OF WORK PACKAGE 0102-34...
Page 605 TM 9-2320-360-10 0103 OPERATOR MAINTENANCE WEEKLY - PREVENTIVE MAINTENANCE INITIAL SETUP: Tools and Special Tools References Gloves, Leather (WP 0115, Table 2) AR 385-10 FM 4-25.11 Table 1. PMCS - WEEKLY Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: WARNING...
Page 606 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: • You are the assigned driver but have not operated the vehicle since the last weekly inspection. • You are operating the vehicle for the first time.
Page 607 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: • Always refer to lubrication instructions to ensure equipment has correct lubricants appropriate to operating environment (expected continuous temperatures).
Page 608 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 1. 3. Check radiator (2) for leaks, Any Class damaged fins, and missing III leakage baffles. evident. 4.
Page 609 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: thickness), or has frays more than 2 in. (5 cm) long. Figure 2. 5. Check drive belts for tightness. Belts are There should be approximately out of ad-...
Page 610 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: pushing on belts in center (5) between pulleys. 6. Check fan clutch (6) for leaks and Class III missing or loose mounting leakage is hardware.
Page 611 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 7. Check fan and pulleys for cracks Fan or any and damage. pulley is cracked or damaged. 8. Check air intake system for loose Any air in- clamps (7) and damaged air take hose...
Page 612 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: hardware. Check canister for damage. NOTE Operation of vehicle with damaged/malfunctioning air compressor may violate AR 385-10. Weekly 1.
Page 613 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 5. 0103-9...
Page 614 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: WARNING Fuel is very flammable and can explode easily. Keep fuel away from open fire and keep fire extinguisher within easy reach when working with fuel.
Page 615 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 6. a. Remove fuel filler cap (1). b. Pull strainer (2) out of fuel tank and release retaining wire (3).
Page 616 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 7. CAUTION Do not overtighten drain when closing. NOTE A small amount of oil and wa- ter dripping out of drain is nor- mal.
Page 617 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: sor or Field-Level mainte- nance. 3. Open drain (7) and drain coalescing filter (8). Close drain. WARNING Use extreme care not to short out battery terminals.
Page 618 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: worn when working with bat- teries. Failure to comply may result in serious injury or death to personnel. For first aid procedures, refer to FM 4-25.11 .
Page 619 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 8. 2. Remove two clevis pins (3) from bracket (4). Pull handle (5) and slide battery box (6) out. 0103-15...
Page 620 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 9. 3. Remove two rubber hood latches (7) from brackets. Remove battery box cover (8). 4. Check battery box (6) and cover (8) for damage.
Page 621 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 10. 5. Inspect batteries (9) for presence Battery(s) and damage. missing or unservicea- ble. is dam- aged. 6.
Page 622 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 7. Inspect for broken, split, frayed or Cable(s) missing cables (11). missing, broken, split, or frayed. 8. Inspect for damaged terminal Terminal posts (12).
Page 623 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Weekly Driver 1. Remove four nuts (1) and wheel Side Tire cover (2) from each wheel. Assembly Figure 12. 2.
Page 624 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: ing, broken or bent. WARNING Wear approved hearing pro- tection when working in high noise level areas. Failure to comply may result in perma- nent hearing loss.
Page 625 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Table 2. Cold Tire Pressure (PSI) CTIS Setting. - Continued Cross Country 55 (379 kPa) Mud, Sand, & 40 (276 kPa) Snow Emergency...
Page 626 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: • Complete Step (2) only if vehicle is operating under severe conditions. 2. Lubricate all propeller shafts, transmission to transfer case propeller shaft, and U-joints with GAA as required (refer to Lubrication Instruction...
Page 627 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 13. Weekly Front and 1. Check 12-volt receptacle (1) and Damage Rear seal for damage. that would Trailer impair oper- Receptac...
Page 628 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 14. 2. Check HET Tractor gladhands (2): a. Remove dummy couplings Damaged from gladhands (2) and or leaking check condition of seals.
Page 629 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 15. Weekly Towing 1. Check towing shackles for Damage Shackles serviceability. that would impair oper- ation. NOTE Proper installation includes a properly tightened pintle mounting nut.
Page 630 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: enough to allow installation of the cotter pin, leaving the pin- tle hook loose enough to be rotated by hand with medium to hard force.
Page 631 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 16. 2. Clean pintle hook and coat with GAA. (WP 0106) NOTE Clean and coat fifth wheel more often when HET Tractor is operated in sandy or dusty conditions.
Page 632 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 17. 2. Oil all pivot points, springs, and locking linkage with OE/HDO (refer to Lubrication Instructions). (WP 0106) 3.
Page 633 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 18. 2. Check filter (2) for leaks. Any Class III leakage evident. 3. Remove access grate (3) and Any Class check hydraulic pump (4) for III leak...
Page 634 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 19. 4. Install access grate (5). Weekly Winches 1. Check ENGINE SPEED Engine CONTROL and LOCK switches speed does for proper operation.
Page 635 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: ous injury or death to person- nel. 2. Pay winch cables (1) out Winch ca- completely and check for kinks, bles are frays, and breaks.
Page 636 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: one inch of cable, none would be al- lowed in the next con- secutive inch. Figure 20. 3. Check winch controls for proper One or both operation.
Page 637 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Weekly Chock 1. Check chock block stowage box Block (1) for looseness. Stowage Figure 21. Weekly Passeng 1. Remove four nuts (1) and wheel er Side cover (2) from each wheel.
Page 638 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 22. 2. Check wheel covers (2) for damage. 3. Check wheel studs (3) and nuts Any hub has (4) for obvious looseness.
Page 639 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: WARNING Personnel hearing can be PERMANENTLY DAMAGED if exposed to constant high noise levels of 85 dB or great- er.
Page 640 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Table 3. Cold Tire Pressure (PSI) CTIS Setting. Highway 75 (517 kPa) Cross Country 55 (379 kPa) Mud, Sand, & 40 (276 kPa) Snow Emergency...
Page 641 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: reach when working with fuel. Do not work on fuel system when engine is hot. Fuel can be ignited when engine is hot. When working with fuel, wear proper eye protection and post signs that read NO...
Page 642 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 23. a. Remove fuel filler cap (1). b. Pull strainer (2) out of fuel tank and release retaining wire (3).
Page 643 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: of fuel evi- dent. Figure 24. 0103-39...
Page 644 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: WARNING Use extreme care not to short out battery terminals. Re- move all jewelry such as rings, ID tags, bracelets, etc., prior to working on or around HET Tractor.
Page 645 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: aid procedures, refer to FM 4-25.11 . NOTE When Swingfire arctic kit is in- stalled, batteries are on pas- senger side of HET Tractor, in front of main winch.
Page 646 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 2. Check battery box (3) and cover (2) for damage. Figure 26. 3. Inspect batteries (4) for cracks or leaks, and for broken or burned terminal posts (5).
Page 647 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: • If fluid stays low, or fluid is boiling, notify Supervisor. When ambient temperature is below 32°F (0°C), run engine for 15 minutes to allow water added to mix with electrolyte.
Page 648 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 5. If fluid is low, fill with distilled water. Weekly Exhaust 1. Check exhaust pipe (1), muffler Any ex- Systems (2), heat guards (3), tailpipe (4), haust pipe...
Page 649 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 29. WARNING Wear leather gloves when checking winch cable. Failure to comply may result in seri- ous injury or death to person- nel.
Page 650 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 3. Check spare tire davit mount (2) Hardware is for loose or missing hardware. loose or missing. Weekly Spare 1.
Page 651 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: FULL HOT FULL COLD ADD Figure 31. a. Level should be between ADD and FULL HOT mark on dipstick (2) if HET Tractor was just used.
Page 652 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 3. Add oil if oil level is at or below If oil level is ADD mark. overfull. No- tify Supervi- sor.
Page 653 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 6. Check pipe (5) between Any ex- turbocharger and right exhaust haust pipe manifold for cracks. Check for damaged, loose or missing clamps.
Page 654 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 34. 9. Check blower lubrication line for Any Class wear on oil line. III leakage evident. 0103-50...
Page 655 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 35. 10. Close hood. (WP 0111) Weekly Undercar 1. Check undercarriage for obvious Propeller riage damage to propeller shafts. shaft or U- joint has ex- cessive...
Page 656 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 2. Check universal joints for Any hard- obvious damage or missing ware is hardware. missing or broken. 3. Check steering lines and shafts Any hard- for obvious damage or missing ware is...
Page 657 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 8. Check tie rods for obvious Any hard- damage or missing hardware. ware is missing or broken. 9. Check torque rods for obvious Any hard- damage or missing hardware.
Page 658 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 36. 11. Check engine and transmission Any hard- for obvious damage or missing ware is hardware. missing or broken.
Page 659 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 12. Check air lines and hoses for Any leaks, obvious damage. kinks, or damage to lines, ho- ses, or fit- tings are found.
Page 660 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 37. 16. Check air springs (bags) for Any air obvious damage. leaks or ob- vious dam- age is found.
Page 661 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: NOTE Operation of vehicle with damaged doors or windows may violate AR 385-10. Weekly 1. Check condition and operation of door, handles, and windows.
Page 662 TM 9-2320-360-10 0103 Table 1. PMCS - WEEKLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 38. 2. Ensure seat belts function Seat belts properly and lock securely. do not ad- just properly or lock se- curely.
Page 663 TM 9-2320-360-10 0104 OPERATOR MAINTENANCE MONTHLY - PREVENTIVE MAINTENANCE INITIAL SETUP: Tools and Special Tools References - Continued Gloves, Leather (WP 0115, Table 2) FM 3-11.5 TM 3-4230-214-12&P References FM 3-11.4 Table 1. PMCS - MONTHLY Item to Checked Equipment Item Not Ready/ Interval...
Page 664 TM 9-2320-360-10 0104 Table 1. PMCS - MONTHLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: NOTE Perform Operator's Before, After, and Weekly PMCS checks if: • You are the assigned driver but have not operated the vehicle since the last weekly inspection.
Page 665 TM 9-2320-360-10 0104 Table 1. PMCS - MONTHLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: • Always refer to Lubrication Instructions (WP 0106) to ensure equipment has correct lubricants appropriate to operating environment (expected continuous temperatures).
Page 666 TM 9-2320-360-10 0104 Table 1. PMCS - MONTHLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: equipped hardware. If faults are found, contact Field Maintenance. Figure 1. 2. Run Swingfire arctic engine heater for a minimum of 15 minutes at least once a month.
Page 667 TM 9-2320-360-10 0104 Table 1. PMCS - MONTHLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 2. 2. Check mounting bracket (4) for damage and missing hardware. If faults are found, contact Field Maintenance.
Page 668 TM 9-2320-360-10 0104 Table 1. PMCS - MONTHLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: WARNING CBRN-contaminated filters must be handled using ade- quate precautions and must be disposed of by trained per- sonnel.
Page 669 TM 9-2320-360-10 0104 Table 1. PMCS - MONTHLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 3. 2. Make sure hose clamps (2) are secure. 3. Check operation of gas particulate filter unit. (WP 0045) 4.
Page 670 TM 9-2320-360-10 0104 Table 1. PMCS - MONTHLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: mount (4) and feel for steady airflow. Figure 4. 5. Check precleaner (5) and Housing particulate filter housings (6) for cracked or cracks, dents, or breaks.
Page 671 TM 9-2320-360-10 0104 Table 1. PMCS - MONTHLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 5. Monthly Rifle 1. Check that mounting bolts on rifle Stowage mount bracket (1) and lower Mount support (2) are not broken or missing.
Page 672 TM 9-2320-360-10 0104 Table 1. PMCS - MONTHLY - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 6. Monthly M-13 1. Refer to TM 3-4230-214-12&P Deconta for preventive maintenance mination checks and services. Unit Monthly M-42 1.
Page 673 TM 9-2320-360-10 0105 OPERATOR MAINTENANCE SEMIANNUAL - PREVENTIVE MAINTENANCE INITIAL SETUP: Tools and Special Tools Gloves, Leather (WP 0115, Table 2) Table 1. PMCS - SEMIANNUAL Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: WARNING Do not start engine or move HET Tractor when anyone is under HET Tractor or working on brake lines.
Page 674 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: operated the vehicle since the last weekly inspection. • You are operating the vehicle for the first time. NOTE •...
Page 675 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: • Always refer to Lubrication Instructions to ensure equipment has correct lubricants appropriate to operating environment (expected continuous temperatures).
Page 676 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 1. 0105-4...
Page 677 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: MODEL B LUBRICATION FITTING Figure 2. NOTE • When vehicle is operating under severe conditions, lubricate propeller shafts and universal joints every 50 hours of vehicle operation.
Page 678 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: • Use the proper lubricant to purge all four bearing seals of each universal joint. This flushes abrasive contaminants from each bearing and assures all four bearings are filled properly.
Page 679 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: • Because of the design of the universal joint seal, there will occasionally be one or more bearing seals of a joint that may not purge.
Page 680 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 3. a. Apply GAA (WP 0106) to spline fitting until lubricant appears at pressure relief hole. b. Cover pressure relief hole with finger and continue adding grease until it appears at sleeve yoke seal.
Page 681 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: FILL CHECK DRAIN PLANETARY WHEEL END Figure 4. 2. Lubricate axle No. 3 output shaft bearings (1) with GAA. (WP 0106) 0105-9...
Page 682 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Figure 5. Semian Steering 1. Lubricate top steering shaft (3 Fitting will nual System fittings) with GAA. (WP 0106) not purge old lubricant out of com-...
Page 683 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: LUBE FITTINGS TOP STEERING SHAFT Figure 6. 2. Lubricate steering shaft bearing Fitting will (four fittings) with GAA. not purge (WP 0106) old lubricant...
Page 684 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: STEERING SHAFT BEARING Figure 7. 3. Lubricate No. 1 and No. 4 axles Fitting will drag links (4 fittings) with GAA not purge (WP 0106) every 1,500 miles (2 old lubricant...
Page 685 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: LUBRICATION FITTING LOCATED BEHIND PITMAN ARM LUBRICATION FITTING NO. 1 AXLE DRAG LINK Figure 8. 4. Lubricate front steering shaft (3 Fitting will fittings) with GAA.
Page 686 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: T-BOX LUBRICATION FITTINGS FRONT STEERING SHAFT Figure 9. 5. Lubricate rear steering shafts No. Fitting will 1 (3 fittings), No. 3 (2 fittings), No. not purge 4 (3 fittings), and No.
Page 687 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: LUBRICATION LUBRICATION FITTINGS FITTINGS REAR STEERING SHAFT NO. 1 REAR STEERING SHAFT NO. 3 LUBRICATION FITTINGS LUBRICATION FITTINGS REAR STEERING SHAFT NO.
Page 688 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 6. Lubricate front and rear steering Fitting will gear boxes with GAA. not purge (WP 0106) old lubricant out of com- ponent.
Page 689 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: LUBRICATION FITTING LUBRICATION FITTING FRONT STEERING GEAR REAR STEERING GEAR Figure 11. 0105-17...
Page 690 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 7. Lubricate axle No. 1 and No. 4 Fitting will link kits (king pins) with GAA. not purge (WP 0106) old lubricant out of com-...
Page 691 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: semiannually, whichever comes out of com- first. ponent. LUBRICATION FITTING TIE ROD END Figure 13. 9. Lubricate axle No. 1 and No. 4 Fitting will constant velocity joints with GAA.
Page 692 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: CONSTANT VELOCITY JOINT Figure 14. 10. Check oil level in steering reduction gear box and fill as necessary. 0105-20...
Page 693 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: FILL CHECK DRAIN STEERING REDUCTION GEAR BOX Figure 15. Semian Front 1. Lubricate spring link tube (1 Fitting will nual Suspensi fitting per pivot) with GAA.
Page 694 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: LUBRICATION FITTING SPRING LINK LUBRICATION FITTING LUBRICATION FITTING SPRING HANGER SPRING HANGER Figure 16. 2. Lubricate spring hanger tube (2 Fitting will fittings per pivot) with GAA.
Page 695 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: out of com- ponent. Semian Exterior 1. Open hood. nual 2. Check that fasteners (1), hinges Hinges or (2), grille (3), and hood (4) are in fasteners place and serviceable.
Page 696 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 3. Check door hinge for damage Hinge miss- and loose or missing mounting ing or not hardware. If fault is found, notify functional.
Page 697 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: missing mounting hardware. If faults are found, notify Supervisor. 6. Lubricate doors, side panels, hood hinges, locks, latches, and pivot points with OE/HDO.
Page 698 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: LUBRICATION FITTING LUBRICATION LUBRICATION FITTING FITTING LUBRICATION FITTING LUBRICATION FITTING Figure 19. Semian Pintle 1. Lubricate pintle hook (4 fittings) Fitting will nual Hook...
Page 699 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: out of com- ponent. LUBE FITTINGS Figure 20. Semian Main 1. Check main winches' gear boxes nual Winches oil levels and fill with OE/HDO.
Page 700 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: BREATHER CHECK AND FILL PLUG DRAIN PLUG DRUM GEAR BOXES Figure 21. 2. Lubricate main winches' cable hold downs with GAA. (WP 0106) 0105-28...
Page 701 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: LUBRICATION FITTING CABLE HOLD DOWNS Figure 22. WARNING Wear leather gloves when checking winch cable. Failure to comply may result in seri- ous injury or death to person- nel.
Page 702 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: Semian Auxiliary 1. Check auxiliary winch gear box nual Winch oil level and fill with OE/HDO. (WP 0106) CHECK AND FILL PLUG DRAIN PLUG...
Page 703 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 2. Unreel, clean and lubricate auxiliary winch cable with OE/ HDO. (WP 0106) 3. Reel in auxiliary winch cable. 4.
Page 704 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: GREASE OIL CAN OIL CAN SPARE TIRE DAVIT Figure 24. 2. Lubricate cable with OE/HDO. (WP 0106) 3. Lubricate reel and reel shaft with OE/HDO.
Page 705 TM 9-2320-360-10 0105 Table 1. PMCS - SEMIANNUAL - Continued Item to Checked Equipment Item Not Ready/ Interval Serviced Procedure Available If: 5. Lubricate crank bushings and ratchet shaft with OE/HDO. (WP 0106) END OF TASK END OF WORK PACKAGE 0105-33...
Page 707 TM 9-2320-360-10 CHAPTER 5 MAINTENANCE INSTRUCTIONS...
Page 709 TM 9-2320-360-10 0106 OPERATOR MAINTENANCE LUBRICATION INSTRUCTIONS INITIAL SETUP: NOTE • The lowest level of maintenance authorized to lubricate a specific point is indicated by where that lubrication point falls within the PMCS tables. Operator/crew are only authorized to lubricate those points within the operator PMCS tables.
Page 710 TM 9-2320-360-10 0106 Table 1. Engine Lubrication. Expected Expected Expected Temperat Temperat Temperat ures ures Desert Capacitie ures Item +40 to +40 to Condition Interval Above -15°F -50°F +15°F (+4 to (+4 to (-9°C) -26°C ) -46°C ) Engine Oil With filter: A-Annual 28 qt.
Page 711 TM 9-2320-360-10 0106 Table 2. Transmission and Transfer Case Lubrication. Expected Expected Expected Temperatur Temperatur Temperatur Item Capacities Interval +40 to -50°F Above +40 to -15°F (+4 to +15°F (-9°C) (+4 to -26°C ) -46°C ) Transmissio With filter: OE/HDO– OE/HDO–...
Page 712 TM 9-2320-360-10 0106 Table 2. Transmission and Transfer Case Lubrication. - Continued Expected Expected Expected Temperatur Temperatur Temperatur Item Capacities Interval +40 to -50°F Above +40 to -15°F (+4 to +15°F (-9°C) (+4 to -26°C ) -46°C ) NOTE 1. OE/HDO-40 must be used when temperatures are consistently above 0°F (-18°C).
Page 713 TM 9-2320-360-10 0106 Table 3. Axle Lubrication. - Continued Expected Expected Expected Temperatur Temperatur Temperatur Item Capacities Interval +40 to -15°F +40 to -50°F Above (+4 to (+4 to +15°F (-9°C) -26°C ) -46°C ) Table 1, Table 1, Table 1, Item 32) Item 32) Item 32)
Page 714 TM 9-2320-360-10 0106 Table 3. Axle Lubrication. - Continued Expected Expected Expected Temperatur Temperatur Temperatur Item Capacities Interval +40 to -15°F +40 to -50°F Above (+4 to (+4 to +15°F (-9°C) -26°C ) -46°C ) GO-75 GO-75 (WP 0116, (WP 0116, Table 1, Table 1, Item 30, 31)
Page 715 TM 9-2320-360-10 0106 Table 3. Axle Lubrication. - Continued Expected Expected Expected Temperatur Temperatur Temperatur Item Capacities Interval +40 to -15°F +40 to -50°F Above (+4 to (+4 to +15°F (-9°C) -26°C ) -46°C ) NOTE 1. GO-85/140 must be used when temperatures are consistently above 30°F (-1°C).
Page 716 TM 9-2320-360-10 0106 Table 4. Hydraulic Reservoir Servicing. - Continued Expected Expected Expected Temperatur Temperatur Temperatur Item Capacities Interval +40 to -15°F +40 to -50°F Above (+4 to (+4 to +15°F (-9°C) -26°C ) -46°C ) (Note 1) (Notes 2 and Power 31 qt.
Page 717 TM 9-2320-360-10 0106 Table 5. Radiator Servicing. Expected Expected Expected Temperatur Temperatur Temperatur Item Capacities Interval +40 to -15°F +40 to -50°F Above (+4 to (+4 to +15°F (-9°C) -26°C ) -46°C ) Antifreeze 92.5 qt. (87.5 92.5 qt. (87.5 92.5 qt.
Page 718 TM 9-2320-360-10 0106 Table 5. Radiator Servicing. - Continued Expected Expected Expected Temperatur Temperatur Temperatur Item Capacities Interval +40 to -15°F +40 to -50°F Above (+4 to (+4 to +15°F (-9°C) -26°C ) -46°C ) Table 1, Table 1, Table 1, Item 2, 3, 4) Item 2, 3, 4) Item 1)
Page 719 TM 9-2320-360-10 0106 Table 6. Winch Lubrication. Expected Expected Expected Temperatur Temperatur Temperatur Item Capacities Interval +40 to -15°F +40 to -50°F Above (+4 to (+4 to +15°F (-9°C) -26°C ) -46°C ) Main 17 qt. (16 L) GO-85/140 GO-75 GO-75 A-Annual Winches...
Page 720 TM 9-2320-360-10 0106 Table 6. Winch Lubrication. - Continued Expected Expected Expected Temperatur Temperatur Temperatur Item Capacities Interval +40 to -15°F +40 to -50°F Above (+4 to (+4 to +15°F (-9°C) -26°C ) -46°C ) (Note 1) (Note 1) All Other As Required As Required Winch...
Page 721 TM 9-2320-360-10 0106 Table 8. Oil Can Point Lubrication. Expected Expected Expected Temperatures Temperatures Temperatures Capacities Intervals Above +15°F +40 to -15°F +40 to -50°F (-9°C) (+4 to -26°C ) (+4 to -46°C ) As Required OE/HDO-15W/ OE/HDO-15W/ OEA (WP 0116, As Required 40 (WP 0116, 40 (WP 0116,...
Page 722 TM 9-2320-360-10 0106 Table 9. Miscellaneous Lubrication Points. - Continued Expected Expected Expected Temperatur Temperatur Temperatur Item Capacities Interval +40 to -15°F Above +40 to -50°F (+4 to +15°F (-9°C) (+4 to -46°C ) -26°C ) MIL- MIL- MIL- PRF-10924 PRF-10924 PRF-10924 (Note 1)
Page 723 TM 9-2320-360-10 0106 Table 9. Miscellaneous Lubrication Points. - Continued Expected Expected Expected Temperatur Temperatur Temperatur Item Capacities Interval +40 to -15°F Above +40 to -50°F (+4 to +15°F (-9°C) (+4 to -46°C ) -26°C ) MIL- (Note 1) (Note 1) PRF-10924 Spare Tire As Required...
Page 724 TM 9-2320-360-10 0106 Table 9. Miscellaneous Lubrication Points. - Continued Expected Expected Expected Temperatur Temperatur Temperatur Item Capacities Interval +40 to -15°F Above +40 to -50°F (+4 to +15°F (-9°C) (+4 to -46°C ) -26°C ) (Note 1) (Note 1) NOTE 1.
Page 725 TM 9-2320-360-10 0106 Table 11. Miscellaneous Capacities. Expected Item Capacities Intervals Temperature Fuel Tank No. 1 150 gal (568 L) All Temperatures As Required Fuel Tank No. 2 100 gal (379 L) All Temperatures As Required Windshield Washer 3 qt (2.8 L) All Temperatures As Required Fluid...
Page 727 TM 9-2320-360-10 0107 OPERATOR MAINTENANCE HET TRACTOR CLEANING INSTRUCTIONS INITIAL SETUP: Materials/Parts Equipment Condition Rags, Wiping (WP 0116, Table 1, Engine OFF. (WP 0042) Item 48) Wheels chocked. (WP 0064) CLEAN EXTERIOR CAUTION Do not wipe dirt off vehicle when vehicle is dry. Dirt, stones, or debris may scratch and damage vehicle.
Page 728 TM 9-2320-360-10 0107 CLEAN EXTERIOR - Continued While cleaning vehicle, look closely for rust, corrosion, bare metal, or other damage. Report any damage to unit level maintenance. END OF TASK CLEAN INTERIOR CAUTION Accelerator pedal and CTIS manifold have electrical components. Do not get water on these parts.
Page 729 TM 9-2320-360-10 0107 CLEAN INTERIOR - Continued Figure 2. Clean seat cushions (2), seat belts (3), and shoulder harnesses with warm soapy water. Do not use abrasives or solvents. Wipe seat cushions (2) and seat belts (3) dry. END OF TASK END OF WORK PACKAGE 0107-3...
Page 731 TM 9-2320-360-10 0108 OPERATOR MAINTENANCE CHANGING TIRE/WHEEL ASSEMBLY INITIAL SETUP: Tools and Special Tools Tools and Special Tools - Continued Adapter (WP 0114, Table 3, Item 1) Wrench, Adjustable, 8 in. (WP 0114, Chocks, Wheel (2) (WP 0114, Table 3, Table 3, Item 42) Item 11) Wrench, Air Powered (WP 0114,...
Page 732 TM 9-2320-360-10 0108 HET TRACTOR PREPARATION - Continued WARNING Tire assembly is very heavy. Do not try to lift or catch tire assembly. Failure to comply may result in serious injury or death to personnel. WARNING The two piece handle supplied with the hydraulic jack must not be used. Only use the 40 in.
Page 733 TM 9-2320-360-10 0108 HET TRACTOR PREPARATION - Continued Figure 1. Install two chocks (3) against tire (4) directly across from flat tire (5). Remove rubber strap (6) from handcrank (7). Remove T-handle (8) and tire lift arm (9) from mounting bracket (10). Remove safety pin (11) from pin (12).
Page 734 TM 9-2320-360-10 0108 HET TRACTOR PREPARATION - Continued Figure 2. Insert pin (12) through holes. Insert safety pin (11) through pin (12). WARNING Always wear heavy gloves when handling winch cable. Never let cable run through hands. Frayed cables can cut severely. Failure to comply may result in serious injury or death to personnel.
Page 735 TM 9-2320-360-10 0108 SPARE TIRE REMOVAL WARNING Always wear heavy gloves when handling winch cable. Never let cable run through hands. Frayed cables can cut severely. Failure to comply may result in serious injury or death to personnel. Turn handcrank (1) of tire davit (2) to let out enough cable (3) to route through wheel (4) and wrap around spare tire assembly (5).
Page 736 TM 9-2320-360-10 0108 SPARE TIRE REMOVAL - Continued NOTE • If air powered wrench is used, HET Tractor air system will be depleted. Engine must be running to provide air to components. If air powered wrench is used, do Steps (5) through (7). If not, go to Step (8).
Page 737 TM 9-2320-360-10 0108 SPARE TIRE REMOVAL - Continued WARNING Cable must be secure and taut around wheel before removing screws. Failure to comply may result in serious injury or death to personnel. Remove three screws (11) from wheel (4) and bracket (12). WARNING Tire is very heavy.
Page 738 TM 9-2320-360-10 0108 SPARE TIRE REMOVAL - Continued Figure 5. With assistant pulling spare tire away from bracket (12), turn handcrank (1) to lower spare tire assembly (5) to ground. WARNING Do not remove cable at this time. Tire could fall over. Failure to comply may result in serious injury or death to personnel.
Page 739 TM 9-2320-360-10 0108 FLAT TIRE REMOVAL - Continued WARNING Never go under HET Tractor with engine running. HET Tractor may move unexpectedly. Failure to comply may result in serious injury or death to personnel. NOTE If changing a tire on the front axle, start at Step (1). If changing a tire on one of the rear axles, start at Step (10).
Page 740 TM 9-2320-360-10 0108 FLAT TIRE REMOVAL - Continued Position jack No. 1 (3) on jack plate (1), under spring (4) and in front of spring saddle (2). Unscrew ram (5) of jack No. 1 (3) until it touches spring (4). DRIVER SIDE PASSENGER SIDE Figure 7.
Page 741 TM 9-2320-360-10 0108 FLAT TIRE REMOVAL - Continued DRIVER SIDE PASSENGER SIDE Figure 8. Raise jack No. 2 (7) until jack No. 1 (3) can be removed. Move jack No. 1 (3) clear of spring saddle (2) and spring (4) and go to Step (17). WARNING Never go under equipment when supported only by jack.
Page 742 TM 9-2320-360-10 0108 FLAT TIRE REMOVAL - Continued Figure 9. Install adapter (8) on ram (5) of jack No. 1 (3) with two locking pins (9) and position jack on plate (1) under axle housing (10). Position jack No. 2 (7) on jack plate (1). Unscrew ram (5) of jack No.
Page 743 TM 9-2320-360-10 0108 FLAT TIRE REMOVAL - Continued Figure 10. Remove jack No. 1 (3). NOTE Wheel and tire assembly is removed from front and rear axles the same way. Axle No. 4 is shown. Remove four nuts (12) and wheel cover (13) from flat tire assembly (14). CAUTION Keep hoses clean and dry when removing from CTIS wheel valve.
Page 744 TM 9-2320-360-10 0108 FLAT TIRE REMOVAL - Continued Figure 11. WARNING Do not remove nuts. Tire assembly could pop off. Failure to comply may result in serious injury or death to personnel. WARNING Never loosen or remove the 12 smaller nuts around the outside of the rim assembly.
Page 745 TM 9-2320-360-10 0108 FLAT TIRE REMOVAL - Continued when handling wheel/tire assembly to keep it from tipping over. Failure to comply may result in serious injury or death to personnel. With assistant holding flat tire assembly (14), remove 10 nuts (18) from studs (19). WARNING Always wear heavy gloves when handling flat tire assembly.
Page 746 TM 9-2320-360-10 0108 SPARE TIRE INSTALLATION WARNING Always wear heavy gloves when handling winch cable. Never let cable run through hands. Frayed cables can cut severely. Failure to comply may result in serious injury or death to personnel. With the aid of an assistant, remove cable (1) from spare tire assembly (2). Figure 13.
Page 747 TM 9-2320-360-10 0108 SPARE TIRE INSTALLATION - Continued WARNING Tire assembly is very heavy. Do not try to lift or catch tire assembly. Failure to comply may result in serious injury or death to personnel. With the aid of an assistant, lean top of spare tire assembly (2) against hub (7) and axle (3).
Page 748 TM 9-2320-360-10 0108 SPARE TIRE INSTALLATION - Continued 10 13 Figure 14. Install 10 nuts (11) on studs (9). Tighten until spare tire assembly (2) is seated. Lower HET Tractor with jack (10) until spare tire assembly (2) just touches ground. Tighten 10 nuts (11) as tight as possible in order shown.
Page 749 TM 9-2320-360-10 0108 SPARE TIRE INSTALLATION - Continued —20— —15— —10— CHECK CHECK — 8 — ENGINE GAUGES FILTER MINDER AIR CLEANER RESTRICTION RESET H O PARKING BRAKE HIGHWAY OVERSPEED 9 MAX SPEED 45 MPH) CROSS COUNTRY LOW AIR (MAX SPEED 30 MPH) MUD SAND &...
Page 750 TM 9-2320-360-10 0108 SPARE TIRE INSTALLATION - Continued Shut engine OFF (WP 0042). Install wheel cover (21) on spare tire assembly (2) with four nuts (22). Remove two nuts (23) from spare tire assembly (2) and install in flat tire assembly (4). END OF TASK FLAT TIRE STOWAGE WARNING...
Page 751 TM 9-2320-360-10 0108 FLAT TIRE STOWAGE - Continued Pull hook (7) through flat tire assembly (1) and attach hook (7) to cable (6) at top of flat tire assembly (1). WARNING Wheel/tire assembly weighs 523 lbs (237 kg). Attach suitable lifting device prior to moving to prevent possible injury to personnel.
Page 752 TM 9-2320-360-10 0108 FLAT TIRE STOWAGE - Continued Figure 17. Turn handcrank (5) to lower flat tire assembly (1) onto bracket (8). With aid of assistant, install three screws (9) through wheel (4) and in bracket (8). Remove hook (7) and cable (6) from flat tire assembly (1) and pulley (10). Turn handcrank (5) to return cable (6) onto winch (11).
Page 753 TM 9-2320-360-10 0108 TIRE DAVIT WINCH STOWAGE - Continued Figure 18. Remove tire lift arm (3) from mount (4). Install tire lift arm (3) on stud (5) with T-handle (6). Install pin (2) in tire lift arm (3). Install safety pin (1) in pin (2). Hook rubber strap (7) on handcrank (8).
Page 754 TM 9-2320-360-10 0108 Follow-On Maintenance - Continued Release parking brake. (WP 0043) Notify field maintenance to tighten nuts to proper torque values as soon as possible. Notify field maintenance to repair flat tire assembly as soon as possible. END OF TASK END OF WORK PACKAGE 0108-24...
Page 755 TM 9-2320-360-10 0109 OPERATOR MAINTENANCE SERVICING TIRES INITIAL SETUP: Tools and Special Tools Equipment Condition - Continued Hose Assembly, Air (WP 0114, Parking brake applied. (WP 0043) Table 3, Item 22) Wheels chocked. (WP 0064) Tire Inflator/Gauge (WP 0114, Table 3, Item 39) Equipment Condition Shut engine OFF.
Page 756 TM 9-2320-360-10 0109 MANUALLY CHECKING, INFLATING AND DEFLATING TIRES - Continued Figure 1. Remove cover (4) from quick-disconnect coupling (5). Connect air hose assembly (1) to quick-disconnect coupling (5). Connect tire inflator/gauge (2) to quick-disconnect coupling (6) on air hose assembly (1).
Page 757 TM 9-2320-360-10 0109 MANUALLY CHECKING, INFLATING AND DEFLATING TIRES - Continued 75$-(&725< Figure 2. WARNING Prior to inflating or deflating tire, stand clear of trajectory area. Failure to comply may result in serious injury or death to personnel. WARNING If tire is under-inflated, over-inflated, or if wheel or tire has obvious or suspect damage, tire must be completely deflated by removing valve core from valve stem.
Page 758 TM 9-2320-360-10 0109 MANUALLY CHECKING, INFLATING AND DEFLATING TIRES - Continued NOTE • Tire inflator/gauge must clamp securely to air valve with no leaks for pressure reading to be accurate. • Trajectory area as shown applies to all wheel/tire assemblies. Push latch handle (9) on tire inflator/gauge (2) inward while pushing onto air valve (8).
Page 759 TM 9-2320-360-10 0109 MANUALLY CHECKING, INFLATING AND DEFLATING TIRES - Continued Table 1. Unsafe Inflation Pressures. - Continued Front Tires are: Rear Tires are: Front Tires are: Rear Tires are: standard standard or less than or less than pressure. pressure. standard standard pressure.
Page 760 TM 9-2320-360-10 0109 MANUALLY CHECKING, INFLATING AND DEFLATING TIRES - Continued Table 2. Tire Pressure. TERRAIN MPH (km/h) FRONT (2) REAR (6) PSI PSI (kPa) (kPa) Highway 45 (72) 75 (517) 75 (517) Cross Country 30 (48) 55 (379) 55 (379) Mud, Sand, Snow 15 (24) 40 (276)
Page 761 TM 9-2320-360-10 0109 MANUALLY CHECKING, INFLATING AND DEFLATING TIRES - Continued 75$-(&725< Figure 4. Install cap (7) on air valve (8). WARNING Air hose is under pressure and can fly out at fast rate of speed. Wear proper eye protection. Hold end of air hose when disconnecting from quick-disconnect coupling.
Page 762 TM 9-2320-360-10 0109 MANUALLY CHECKING, INFLATING AND DEFLATING TIRES - Continued Install cover (4) on quick-disconnect coupling (5). Remove tire inflator/gauge (2) from quick-disconnect coupling (6) on air hose assembly (1). Stow air hose assembly (1) and tire inflator/gauge (2) in stowage box (3). Shut engine OFF (WP 0042).
Page 763 TM 9-2320-360-10 0110 OPERATOR MAINTENANCE DIPSTICK REMOVAL/INSTALLATION INITIAL SETUP: Materials/Parts Equipment Condition - Continued Rags, Wiping (WP 0116, Table 1, Parking brake applied. (WP 0043) Item 48) Wheels chocked. (WP 0064) Equipment Condition Engine OFF. (WP 0042) REMOVAL CAUTION Do not attempt to remove dipstick without first loosening handle. Failure to comply may damage dipstick.
Page 764 TM 9-2320-360-10 0110 INSTALLATION Install dipstick (1) in dipstick tube (4). NOTE Maintain inward pressure on dipstick while tightening. Turn handle (2) clockwise until disc (3) does not turn freely. Turn handle (2) clockwise an additional two turns to secure dipstick (1) in tube. END OF TASK FOLLOW-ON MAINTENANCE Remove wheel chocks (WP 0064).
Page 765 TM 9-2320-360-10 0111 OPERATOR MAINTENANCE OPENING/CLOSING HOOD INITIAL SETUP: Equipment Condition Equipment Condition - Continued Engine OFF. (WP 0042) Parking brake applied. (WP 0043) Wheels chocked. (WP 0064) OPENING HOOD Pull down latch (1) on each side of hood (2). Figure 1.
Page 766 TM 9-2320-360-10 0111 OPENING HOOD - Continued WARNING Pin must be installed to lock hood in open position. Hood may accidentally close. Failure to comply may result in serious injury or death to personnel. Pull hood (2) away from cab (5) and open using grab handles (6) on grille (7). Remove pin (8) from hole (9) in hood support (10).
Page 767 TM 9-2320-360-10 0111 CLOSING HOOD - Continued Figure 2. Install pin (8) in hole (9) in hood support (10). Push up on hood support (10) and push hood (2) toward cab (5) using grab handles (6) on grille (7). Connect two latches (1) to hooks (4) on each side of hood (2). Push up on each latch (1) to engage latch in hook (4) and spring clip (3).
Page 769 TM 9-2320-360-10 0112 OPERATOR MAINTENANCE OPENING/CLOSING BATTERY BOX INITIAL SETUP: Equipment Condition Equipment Condition - Continued Engine OFF. (WP 0042) Parking brake applied. (WP 0043) Wheels chocked. (WP 0064) OPENING BATTERY BOX Remove two clevis pins (1) from ladder supports (2) and ladder (3). Figure 1.
Page 770 TM 9-2320-360-10 0112 OPENING BATTERY BOX - Continued Remove two clevis pins (5) from battery box tray (6). Pull on handle (7) and slide battery box (4) out. Disconnect two rubber hooks (8) from brackets (9). Remove cover (10) from battery box (4). END OF TASK CLOSING BATTERY BOX NOTE...
Page 771 TM 9-2320-360-10 0112 CLOSING BATTERY BOX - Continued Push on handle (7) and slide battery box (4) in. Install two clevis pins (5) in battery box tray (6). Hook pin bails over pins. Swing ladder (3) into ladder supports (2). Install two clevis pins (1) through ladder supports (2) and ladder (3).
Page 773 TM 9-2320-360-10 CHAPTER 6 SUPPORTING INFORMATION...
Page 775 TM 9-2320-360-10 0113 FIELD MAINTENANCE REFERENCES SCOPE This work package lists all pamphlets, forms, field manuals, technical manuals, and other publications referenced in this manual. Also, those publications that should be consulted for additional information about vehicle operations are listed. DEPARTMENT OF ARMY PAMPHLETS The following indexes should be consulted frequently for latest changes or revisions and for new publications relating to material covered in this technical manual.
Page 776 TM 9-2320-360-10 0113 FORMS - Continued DA FORM 5504 Maintenance Request DA FORM 5504-1 Maintenance Request Continuation Sheet DA FORM 5988-E Equipment Maintenance and Inspection Worksheet SF 361 Transportation Discrepancy Report SF 364 Report of Discrepancy (ROD) SF 4895 Equipment Preservation Data Sheet (EPDS) FIELD MANUALS FM 3-11.4 Multiservice Tactics, Techniques, and Procedures For...
Page 777 TM 9-2320-360-10-HR Hand Receipt Manual for Truck, Tractor, M1070, 8x8, Heavy Equipment Transporter TM 9-2320-427-10-HR Hand Receipt Manual for Truck, Tractor, M1070 A1, 8x8, Heavy Equipment Transporter TM 9-2610-200-14 Operator's, Unit, Direct Support, and General Support Maintenance Manual for Care, Maintenance, Repair, and...
Page 778 TM 9-2320-360-10 0113 TECHNICAL MANUALS - Continued TM 9-2330-366-14&P Operator's, Organizational, Direct Support, and General Support Maintenance Manual Including Repair Parts and Special Tools Lists For Semitrailer, Lowbed, 12-Ton, XM974 (NSN 2330-01-116-0288) TM 9-247 Materials Used for Cleaning, Preserving, Abrading, and Cementing Ordnance Material and Related Materials including Chemicals TM 9-4910-571-12&P...
Page 779 TM 9-2320-360-10 0113 TECHNICAL MANUALS - Continued TM 9-2330-213-14&P Operator’s, Unit, Direct Support, and General Support Maintenance Manual (Including Repair Parts and Special Tools Lists) For Trailer, Chassis: 1-1/2-Ton, 2-Wheel M103A1 (NSN 2330-00-835-8629) M103A3 (NSN 2330-00-141-8052) Trailer, Cargo: 1-1/2-Ton, 2-Wheel M105A1 (NSN 2330-00-835-8631) M105A2 (NSN 2330-00-141-8050) M105A2C (NSN 2330-00-542-5689) Trailer, Tank, Water: 1-1/2-Ton, 2-Wheel, 400-Gallon M107A1 (NSN 2330-00-835-8633) M107A2 (NSN...
Page 780 TM 9-2320-360-10 0113 MISCELLANEOUS PUBLICATIONS - Continued AR 750-1 Army Materiel Maintenance Policy AR 750-10 Army Modification Program MIL-S-3785 (series) Starters Engine, Electrical, 24-Volt D.C. MIL-STD-3003 (series) Vehicles, Wheeled: Preparation For Shipment and Storage of TC 9-237 Operator's Circular Welding Theory and Application END OF WORK PACKAGE 0113-6...
Page 781 TM 9-2320-360-10 0114 OPERATOR MAINTENANCE COMPONENTS OF END ITEM AND BASIC ISSUE ITEMS LISTS INTRODUCTION Scope This work package lists COEI and BII for the HET series vehicles to help you inventory items required for safe and efficient operation. General The Components of End Item and Basic Issue Items Lists are divided into the following lists: Components of End Item (COEI) This listing is for informational purposes only and is not authority to requisition replacements.
Page 782 Table 1. List of Usable On Codes Code Used On Truck, Tractor, M1070 Column (5) - U/I Unit of Issue (U/I) Unit of Issue (U/I) indicates the physical measurement or count of the item as issued per the National Stock Number shown in column (2).
Page 783 TM 9-2320-360-10 0114 Table 2. Components of End Item Usable Illus National Stock Number Description, Part (NSN) Number/(CAGEC) Code 6220-01-449-1239 BEACON LIGHT ASSY 2050100U(45152) 5995-00-772-8813 CABLE, INTERVEHICULAR 12- PIN, 24-VOLT (located in driver side stowage box) 7728813(19207) 0114-3...
Page 784 TM 9-2320-360-10 0114 Table 2. Components of End Item - Continued Usable Illus National Stock Number Description, Part (NSN) Number/(CAGEC) Code 5340-01-231-6015 STRAP, RUBBER (secures tire davit handle) 2025(60848) 2590-01-416-3267 TIRE LIFT ARM ASSEMBLY (mounts on vertical exhaust stack) 193917OU(45152) 0114-4...
Page 785 TM 9-2320-360-10 0114 Table 3. Basic Issue Items Usable Illus National Stock Number Description, Part (NSN) Number/(CAGEC) Code 5120-01-422-8775 ADAPTER: SADDLE, HYDRAULIC JACK (located in driver side stowage box) 2067070(45152) 4720-01-254-0189 HOSE ASSEMBLY, NONMETALLIC: Intervehicular (in stowage box) MS39325-9-140- B(96906) 5110-00-293-2336 AXE, SINGLE BIT (located in driver side...
Page 786 TM 9-2320-360-10 0114 Table 3. Basic Issue Items - Continued Usable Illus National Stock Number Description, Part (NSN) Number/(CAGEC) Code 8105-01-353-2497 BAG, PAMPHLET (located in driver side stowage box) 1362710(45152) 5140-01-167-1541 BAG, TOOL (located in driver side toolbox) 1350190(45152) 5120-00-224-1389 BAR, PRY, 15 IN.
Page 787 TM 9-2320-360-10 0114 Table 3. Basic Issue Items - Continued Usable Illus National Stock Number Description, Part (NSN) Number/(CAGEC) Code 6150-01-022-6004 CABLE, SLAVE, NATO (located in driver side stowage box) 11682336-1(19207) 6150-01-353-3201 CABLE, TRAILER LIGHT, 7-PIN, 12-VOLT (in stowage box) 7742-168(06721) 4010-01-351-5676 CHAIN, UTILITY, 7/8 IN.
Page 788 TM 9-2320-360-10 0114 Table 3. Basic Issue Items - Continued Usable Illus National Stock Number Description, Part (NSN) Number/(CAGEC) Code 4010-01-249-0548 CHAIN, UTILITY, 5/8 X 14 FT (located in driver side stowage box) 00044-9973(80535) 2540-01-165-6136 CHOCK, WHEEL (in stowage boxes on main winches) 1350250(45152) 3830-01-478-8769...
Page 789 TM 9-2320-360-10 0114 Table 3. Basic Issue Items - Continued Usable Illus National Stock Number Description, Part (NSN) Number/(CAGEC) Code 2540-01-351-5965 COVER, GRILL (in stowage box) 1805550(45152) 5130-01-400-0129 EXTENSION, WRENCH, 13 IN. (located in driver side stowage box) 07569(1CV05) 0114-9...
Page 790 TM 9-2320-360-10 0114 Table 3. Basic Issue Items - Continued Usable Illus National Stock Number Description, Part (NSN) Number/(CAGEC) Code 4210-00-165-4703 FIRE EXTINGUISHER (located under dash panel, driver side) AA393-A1B(58536) 6545-00-922-1200 FIRST AID KIT (in glove box) 11677011(19207) F I R S T A I D K I T 2 5 5340-01-209-7841...
Page 791 TM 9-2320-360-10 0114 Table 3. Basic Issue Items - Continued Usable Illus National Stock Number Description, Part (NSN) Number/(CAGEC) Code 5120-01-423-6463 HANDLE, HYDRAULIC JACK, EXTENSION, 40 IN. (located in driver side stowage box) 2073170(45152) 5120-00-288-6574 HANDLE, MATTOCK PICK (located in driver side stowage box) 11677021(19207) 5120-01-242-7218...
Page 792 TM 9-2320-360-10 0114 Table 3. Basic Issue Items - Continued Usable Illus National Stock Number Description, Part (NSN) Number/(CAGEC) Code 6210-01-354-5929 HARNESS, WORKLAMP (in stowage front box) 1858760(45152) 4720-01-386-3455 HOSE ASSEMBLY, AIR, 60 FT (in stowage box) FK1780GGG7200(012 5120-01-146-8096 JACK, HYDRAULIC WITH HANDLE (in stowage box) JH-12(26952)
Page 793 TM 9-2320-360-10 0114 Table 3. Basic Issue Items - Continued Usable Illus National Stock Number Description, Part (NSN) Number/(CAGEC) Code 5440-01-342-0700 LADDER (on tail pipe support) 2019940(45152) 5120-00-243-2395 MATTOCK, PICK TYPE, 5 LB (in stowage box) 11677022(19207) 5340-00-158-3805 PADLOCK WITHOUT CHAIN (for stowage and tool boxes) MS35647-10(96906)
Page 794 TM 9-2320-360-10 0114 Table 3. Basic Issue Items - Continued Usable Illus National Stock Number Description, Part (NSN) Number/(CAGEC) Code 5340-01-350-0872 PLATE, MOUNTING: JACK (located in driver side stowage box) 1731070(45152) 5120-00-278-0352 PLIERS, SLIP JOINT (in tools and accessories roll) 8195590(18876) 4730-00-221-2139 PLUG, LIMP HOME (in...
Page 795 TM 9-2320-360-10 0114 Table 3. Basic Issue Items - Continued Usable Illus National Stock Number Description, Part (NSN) Number/(CAGEC) Code 5315-01-358-3736 PIN, ADAPTER (in adapter) 28-07(96652) 5120-01-367-3799 SCREWDRIVER, CROSS-TIP, 10 IN. (in tools and accessories roll) SDD P63(55719) 5120-00-293-3309 SCREWDRIVER, STANDARD, NO.
Page 796 TM 9-2320-360-10 0114 Table 3. Basic Issue Items - Continued Usable Illus National Stock Number Description, Part (NSN) Number/(CAGEC) Code 4030-01-408-2774 SHACKLE, TOWING (in stowage box) M0666(90202) 5120-01-515-7117 SHOVEL, D-HANDLE, ROUND POINT (located in driver side stowage box) 3453866(45152) 3940-01-353-2214 SNATCH BLOCK (located in driver side stowage box)
Page 797 TM 9-2320-360-10 0114 Table 3. Basic Issue Items - Continued Usable Illus National Stock Number Description, Part (NSN) Number/(CAGEC) Code 5130-00-541-7839 SOCKET, IMPACT, 1 1/2 (located in driver side stowage box) DDP486A(1DJ82) 5130-01-366-0376 SOCKET, IMPACT, 33 MM (in stowage box) 07533M(1CV05) STRAP, RETAINING, RUBBER (in stowage...
Page 798 TM 9-2320-360-10 0114 Table 3. Basic Issue Items - Continued Usable Illus National Stock Number Description, Part (NSN) Number/(CAGEC) Code 5340-01-231-6015 TIRE INFLATOR/ GAUGE (in stowage box) I-405-10M(63900) 9905-01-480-0644 WARNING DEVICE KIT (located in driver side stowage box) 64326BX(45152) 0114-18...
Page 799 TM 9-2320-360-10 0114 Table 3. Basic Issue Items - Continued Usable Illus National Stock Number Description, Part (NSN) Number/(CAGEC) Code 6230-01-354-1204 WORK LIGHT, PORTABLE (in front stowage box) NOTE: Replacement bulb NSN is 6240-01-341-3771 1401272(78422) 5120-00-240-5328 WRENCH, ADJUSTABLE, 8 IN. (in tools and accessories roll) 11655778-3(19207)
Page 800 TM 9-2320-360-10 0114 Table 3. Basic Issue Items - Continued Usable Illus National Stock Number Description, Part (NSN) Number/(CAGEC) Code 5120-00-264-3796 WRENCH, ADJUSTABLE, 12 IN. (in tools and accessories roll) 5323324(19207) 5130-01-428-3751 WRENCH, AIR- POWERED, 3/4 IN. SQUARE DRIVE (located in driver side stowage box) 1789100U(45152) 5120-01-373-8833...
Page 801 TM 9-2320-360-10 0114 Table 3. Basic Issue Items - Continued Usable Illus National Stock Number Description, Part (NSN) Number/(CAGEC) Code 5120-01-387-0055 WRENCH, TUBE, 3/4 IN. (in tools and accessories roll) 2022970(45152) END OF WORK PACKAGE 0114-21...
Page 803 Table 1. List of Usable On Codes Code Used On Truck, Tractor, M1070 Column (4) - U/I. Unit of Issue (U/I) indicates the physical measurement or count of the item as issued per the National Stock Number. Column (5) - Qty Recm. Indicates the quantity recommended.
Page 804 TM 9-2320-360-10 0115 Table 2. Additional Authorization List National Stock Number Description, Part Number/ Usable (NSN) (CAGEC) On Code Recom 2540-01-152-7 Chain, Tire, Emergency 2624-10-8(46156) 4230-01-220-3 Decontaminating Apparatus: 5705588(19207) 4730-01-356-0 Gas Particulate Kit 1795950U(45152) 8415-00-634-4 Gloves, Leather 37G2940(90142) 1730-00-906-1 Hand Operated Hoist 302L(94933) 6665-01-220-3 Kit, Chemical Alarm...
Page 805 TM 9-2320-360-10 0115 Table 2. Additional Authorization List - Continued National Stock Number Description, Part Number/ Usable (NSN) (CAGEC) On Code Recom 2540-01-538-4 Ventilator, Air Circulating 073365681(5N978) END OF WORK PACKAGE 0115-3...
Page 807 TM 9-2320-360-10 0116 OPERATOR MAINTENANCE EXPENDABLE AND DURABLE ITEMS LIST Introduction Scope This work package lists expendable supplies and materials that are needed to operate and maintain the HET Series Vehicles. This list is for information only and is not authority to requisition the listed items.
Page 808 TM 9-2320-360-10 0116 Table 1. Expendable and Durable Items List National Item Stock Number Item Name, Description, Part Number/ Level (NSN) (CAGEC) Antifreeze, Arctic Type 6850-01-464-9 Antifreeze, Arctic Type 55-gal drum A-A-52624 (58536) Antifreeze, Permanent, Glycol, Inhibited 6850-01-464-9 Antifreeze, Permanent, Glycol, Inhibited 1- gal container AA52624 (58536) 6850-00-464-9...
Page 809 TM 9-2320-360-10 0116 Table 1. Expendable and Durable Items List - Continued National Item Stock Number Item Name, Description, Part Number/ Level (NSN) (CAGEC) 6850-01-474-2 Cleaning Compound, Solvent 55 gallon drum MIL-PRF-680 Type II (81349) 6850-01-474-2 Cleaning Compound, Solvent 1 gallon can MIL-PRF-680 Type III (81349) 6850-01-474-2 Cleaning Compound, Solvent 5 gallon can...
Page 810 TM 9-2320-360-10 0116 Table 1. Expendable and Durable Items List - Continued National Item Stock Number Item Name, Description, Part Number/ Level (NSN) (CAGEC) 9140-00-286-5 Fuel, DF-1, Winter 55-gal drum, 18 gauge ASTM D 975 (81346) Fuel 9130-01-031-5 Fuel, JP8 Bulk MILT83133 GR JP8 (81349) 9140-01-412-1 Fuel, DF-2, Regular Bulk...
Page 811 TM 9-2320-360-10 0116 Table 1. Expendable and Durable Items List - Continued National Item Stock Number Item Name, Description, Part Number/ Level (NSN) (CAGEC) 9150-01-197-7 Grease, Automotive and Artillery GAA 5-lb M-10924-D (81349) 9150-01-197-7 Grease, Automotive and Artillery GAA 35- lb can M-10924-E (81349) Oil, Lubricating Gear, GO 75...
Page 812 TM 9-2320-360-10 0116 Table 1. Expendable and Durable Items List - Continued National Item Stock Number Item Name, Description, Part Number/ Level (NSN) (CAGEC) 9150-00-491-7 Oil, Lubricating OEA Ice, Subzero 55-gal drum, 16 gauge MIL-PRF-46167 (81349) Oil, Lubricating OE/HDO 10 9150-01-518-9 Oil, Lubricating OE/HDO 10 1-qt can M2104-1-10W (81349)
Page 813 TM 9-2320-360-10 0116 Table 1. Expendable and Durable Items List - Continued National Item Stock Number Item Name, Description, Part Number/ Level (NSN) (CAGEC) 9150-01-152-4 Oil, Lubricating OE/HDO 15W/40 55-gal drum, 18 gauge M2104-4-15W40 (81349) Oil, Lubricating, OE/HDO 40 9150-00-188-9 Oil, Lubricating, OE/HDO 40 55-gal drum 40 GRADE (81343) Oil, Lubricating, Gear GO 85W/140 (MIL-...
Page 814 TM 9-2320-360-10 0116 Table 1. Expendable and Durable Items List - Continued National Item Stock Number Item Name, Description, Part Number/ Level (NSN) (CAGEC) 6850-01-184-7 Solvent, Biodegradable 5 Gallon Can MIL-C-87936A (81349) END OF WORK PACKAGE 0116-8...
Page 815 TM 9-2320-360-10 0117 OPERATOR MAINTENANCE ON-VEHICLE EQUIPMENT LOADING PLAN SCOPE This appendix shows stowage locations for equipment necessary to support the HET Tractor. GENERAL Stowage locations are given for equipment that must accompany the HET Tractor at all times. The following equipment is covered in this appendix. ON-VEHICLE EQUIPMENT LOADING PLAN ITEM Adapter...
Page 816 ON-VEHICLE EQUIPMENT LOADING PLAN - Continued Cover, Auxiliary Winch Extension, Wrench, 13 in. (33 cm) Fire Extinguisher First Aid Kit Hand Receipt, Truck, Tractor, M1070 Handle, Extension Handle, Extension, 40 in. (102 cm) Handle, Mattock Pick Handle, Sliding, 3/4 in. Square Drive Harness, Worklamp Hose Assembly, Air, 60 ft.
Page 817 TM 9-2320-360-10 0117 ON-VEHICLE EQUIPMENT LOADING PLAN - Continued Snatch Block Socket, Impact, 1.5 in. (38 mm) Socket, Impact, 33 mm (1.3 in.) Strap, Retaining, Rubber Tire Inflator/Gauge Warning Device Kit Work Light, Portable Wrench, Air-Powered, 3/4 in. Square Drive 0117-3...
Page 818 TM 9-2320-360-10 0117 ON-VEHICLE EQUIPMENT LOADING PLAN - Continued 1, 2, 3, 4, 6, 8, 9, 10, 11, 13, 15, 18, 19, 20, 21, 22, 24, 5, 23, 30, 41 25, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 42 Figure 1.
Page 819 TM 9-2320-360-10 0117 ON-VEHICLE EQUIPMENT LOADING PLAN - Continued 7, 17 Figure 2. END OF WORK PACKAGE 0117-5...
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