Kobelco SK235SR-2 Operation Manual

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APPLICABLE No.

SK235SR

YF06-02559~

-2

SK235SR

YU06-03014~

LC-2

READ, UNDERSTAND AND FOLLOW ALL SAFETY

PRECAUTIONS AND INSTRUCTIONS FOUND IN THIS

MANUAL BEFORE OPERATING THE MACHINE.

Book Code No. S2YF00022ZE01

Printed in Japan 2010.11 (KE)

Destination : AUS

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Summary of Contents for Kobelco SK235SR-2

Page 1 READ, UNDERSTAND AND FOLLOW ALL SAFETY PRECAUTIONS AND INSTRUCTIONS FOUND IN THIS MANUAL BEFORE OPERATING THE MACHINE. Book Code No. S2YF00022ZE01 Printed in Japan 2010.11 (KE) Destination : AUS Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 3: Table Of Contents
2.3.12 ADJUSTMENT OF CONTROL LEVER ………………………………………………………………2-55 2.3.13 OPERATOR CAB …………………………………………………………………………………………2-56 2.3.14 EMERGENCY ESCAPE FROM CAB …………………………………………………………………2-59 2.3.15 OTHER EQUIPMENT (ACCESSORY) …………………………………………………………………2-60 3. MACHINE OPERATION 3.1 MACHINE OPERATION …………………………………………………………………………………………3-3 3.1.1 EVERYDAY CHECK-UP ……………………………………………………………………………………3-3 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 4 5.1 GROUND TRANSPORTATION …………………………………………………………………………………5-3 5.1.1 MACHINE PREPARATION …………………………………………………………………………………5-3 5.1.2 LOADING/UNLOADING THE MACHINE ………………………………………………………………5-5 5.1.3 SECURING THE MACHINE ………………………………………………………………………………5-8 5.2 LIFTING MACHINE ………………………………………………………………………………………………5-10 5.3 INSTALLATION AND REMOVAL OF MIRROR FOR SAFETY …………………………………………5-12 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 5 8.1 GENERAL …………………………………………………………………………………………………………8-3 8.2 RELEASING TRAVEL MOTOR BRAKES ……………………………………………………………………8-4 8.3 RELEASING SWING BRAKE …………………………………………………………………………………8-8 8.4 LOWERING ATTACHMENT WHEN SUDDEN ENGINE FAILURE OCCURS …………………………8-12 8.5 HYDRAULIC TANK PRESSURE ………………………………………………………………………………8-14 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 9: General
NOTICE ・ Owing to the policy of continual improvement, changes may be made by Manufacturer to any of its products without any obligation on the part of Manufacturer. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 10: Keep Operation & Maintenance Manual Storage
Many accidents can be avoided if the causes are known and opportune cautions taken beforehand. There is no device or protection, no matter how advanced, that many prove so effective at avoiding accidents as a careful and attentive behaviour. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 11: For Ordering
Number and Engine Serial Number stamped in the locations, and Hour Meter read, shown on the illustrations below. For future reference, record these Serial Numbers in the spaces provided below: MACHINE TYPE MACHINE SERIAL No. ENGINE SERIAL No. HOUR METER Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 12: Emission Control Warranty
If you have any questions regarding your warranty rights and responsibilities, you should contact at 1-248-442-6868 (Hino's contact). Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 13 (D)Pulleys, belts and idlers. (E)Emission Control Information Labels. (F)Any other part with the primary purpose of reducing emissions or that can increase emissions during failure without significantly degrading engine performance. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 17: General Safety Information
It may also be used to alert against possible damage to the machine and its components. Special instructions or procedures which, if not correctly followed, may result in serious machine damage. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 19 Do not operate this machine unless you have read and understand the instructions in this operator's manual. Improper machine operation is dangerous and could result in injury or death. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 20 Comply with applicable rules and regulations for the work place. Follow environmental rules and regulations for disposal of asbestos. Avoid areas where asbestos particles may be in the air. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 21: Warning Labels & Decals
・ Use a cloth, water, and detergent to clean the labels. Never use organic solvents or gasoline. ・ If labels are damaged, missing or illegible, replace them with new ones. Contact our dealer/distributor for new labels. 1.3.2 LOCATION OF WARNING LABELS & DECALS Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 22 3. PRESSUREIZED HOT OIL Located on top of hydraulic tank. Part Number - YN20T01405P1 Pressurized hot oil can cause burns. Depress cap slowly with engine off to relieve hydraulic tank pressure. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 23 Connect other booster cable to negative (-) battery terminal of normal battery. Connect other end of booster cable to upper frame of troubled machine. Start engine and remove booster cables in reverse order. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 24 Part Number - YN20T01012P1 Rotating engine fan, hot engine parts and drive belt can cause severe injury. Do not open engine cover or service engine with engine running. 1-10 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 25 If the tension of rubber crawler belt does not release, call the dealer/distributor for repair service. 1-11 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 26 17. DO NOT INSERT HAND IN THE MOVING PART Located on seat stand. Part Number - YN20T01339P1 Be careful not to pinch your hand(s) when operating the lever. 1-12 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 27 There is always possibility of slipping down of housed front window resulting in injury. 19. CAUTION FOR REPLACEMENT OF FILTER Located on counterweight right rear side. Part Number - YN20T02100P1 1-13 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 28 "RELEASE" position, and the parking brake is released. Usually, this toggle switch should be set to "NORMAL" position and contact our service shop immediately. 1-14 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 29 Always look around before you start the swing operation. Make sure everyone is cleared in your worksite. Sound horn before beginning swing operation. 1-15 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 30 27. ROTARY MULTI CONTROL VALVE Located on cab rear side cover. Part Number - YN20T01039P1 (OPT.) 28. ROTARY MULTI CONTROL VALVE Located on fuel tank Part Number-YF20T01197P1 (OPT.) 1-16 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 31 -Make sure to turn the starter key "OFF" position when you leave the machine for a while. -AIS system will not activate when multi display monitor indicates an error of engine coolant temperature. 1-17 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 32: Pre-Start Safety
Aid Kit is located for easy access in case of emergency. Prepare beforehand the communication means in case of any emergency, and take note of telephone numbers for emergency contact. 1-18 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 33 The operator should note marks and follow signals from the flagman. All personnel should know the meaning of the signs, marks, and signals. Only one flagman should give the signs and signals. 1-19 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 34 In addition, the life hammer is equipped with a cutter on the lever side to cut the seat belt, etc. For the emergency escape way, see "2.3.11 EMERGENCY ESCAPE FROM CAB" in Chapter 2. 1-20 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 35 Certain types of work lights should not be used due to the possibility of ignition of certain flammable gasses and fluids from the machine. 1-21 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 36 The large noise from the surrounding might cause hard hearing and deafness. If it is unavoidably necessary to enter in noisy area for long time, do not fail to wear protectors or earplugs. 1-22 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 37 If any problems are found, repair or replace defective components immediately. DO NOT OPERATE THE MACHINE until all problem areas are properly repaired. Always keep the windshield, work lamps, and mirrors clean for good visibility. 1-23 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 38 ・ In the condition where operator's back is fitted to the seat back, press pedal fully and check that the control lever, pedal and switch can be properly manipulated. 1-24 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 39: Safety During Operation
Take time to warm up the engine and hydraulic oil especially during cold season. In cold conditions, response of machine control is slow. This may cause injury, death or machine damage. 1-25 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 40 If it is unavoidably necessary to get over the obstruction, travel at slow speed while keeping the position of attachment close to the ground. 1-26 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 41 ・ Do not travel on a slope that the slope angle is 30 degree or over. And do not traverse a slope that the slope angle is 15 degree or over. 1-27 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 42 Sound horn before operating swing/travel machine. If necessary, have a flagman signal operator during operation to prevent injury to persons or damage to obstacles and equipment. 1-28 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 43 DO NOT WORK UNDER PRECIPICE / OVERHANG Do not dig under the precipice. It may cause falling rocks or loosening of the precipice resulting in injury, death or machine damage. 1-29 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 44 Do not use the tooth of bucket for lifting load. Lift the load with a special lifting device such as hook. The machine for Australia equips the level gauge as standard equipment. 1-30 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 45 Be aware that frozen ground becomes soft with the increase of ambient temperature. Use logs or lumber positioned in the opposite direction of the track to prevent the machine from sinking. 1-31 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 46 ・ When leaving from the machine, close the window, door of cab and all doors and covers and lock them. 1-32 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 47: Inspection & Maintenance Safety
Wait until the temperature goes down, before attempting to check fluids or change filters. 1-33 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 48 Ventilate any exhaust gas, fuel, cleaning oil, paint or similar articles. Make sure there is proper ventilation in the working area when the machine is operated indoors. Provide a ventilating fan, if required. 1-34 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 49 Dropping of any tools and parts in the working area may cause injury or faulty machine operation. Do not leave any tools or articles in the working area or component compartment. Store all tools properly when the work is completed. 1-35 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 50 ・ Do not loosen grease fitting more than one turn. If grease does not release after one turn of the fitting, call our dealer/distributor for assistance. 1-36 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 51 ・ Before welding and gas cutting, remove flammable fluid completely with nonflammable solvent. 1-37 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 52 ・ The opening and closing of the engine hood may be unable to operate depending on the raised boom position. Whenever you need to open the engine hood, place the machine in the parking position. 1-38 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 53: Battery Safety
・ Do not invert battery terminals. Connect positive cable ends to positive (+) terminals and negative cable ends to negative terminals (-). Connect the negative (-) terminal to the upper-frame of the machine last. 1-39 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 54 ・ Do not invert battery terminals. Connect positive cable ends to positive (+) terminals and negative cable ends to negative terminals (-). Connect the negative (-) terminal to the upper-frame of the machine last. 1-40 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 55: Prohibited Machine Operation
Performing operations such as hammering and piling will cause extensive damage to the machine and its components. These types of operations can also result in serious injury or death. 1-41 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 57: End Of Work Shift Safety
This will help prevent premature battery deterioration. Remove key from key switch and lock all doors and access panels. 1-43 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 58: Towing The Machine
Do not pull machine utilizing the brackets welded on the lower plates of the undercarriage. These brackets are provided for pulling lightweight objects. See figure for better reference. 1-44 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 59: Ensuring Visibility
-Do not attach the mirrors except the genuine mirrors (A, B, C and D). 1-45 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 61 ・ Adjust mirror so that the machine side shown in the figure is reflected in mirror. ・ Regarding visible area, refer to the shaded range on 1.11. 1-47 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 62 Tightening torque of adjusting screw (9) M5: 2.94 ± 0.98 N ･ m {2.17 ± 0.72 lbf ･ ft} ・ Regarding visible area, refer to the shaded range on 1.11. 1-48 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 63: Machine Familiarization
［ 2. MACHINE FAMILIARIZATION ］ 2. MACHINE FAMILIARIZATION Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 65: Basic Components Of The Machine
Track Shoe Assembly Engine Radiator Swivel Joint Track Idler Oil Cooler Boom Cylinder Track Spring Engine Hood Boom Engine Air Cleaner Counterweight Arm Cylinder Lower Roller Inter Cooler Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 66: Operator Cab Nomenclature
Right Hand Operator Control Lever (Power Boost Switch) Starter Key Switch Travel Alarm Switch Throttle Potentiometer Level Gauge Attchment Mode Select Switch (Option) Cab Working Light Switch (Option) Working Light Switch (Boom, Deck) Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 67: Component & Controls Nomenclature
-The display on the multi-display does not entirely assure the condition of machine. -For the maintenance and inspection of machine, the visual checking should be carried out further without completely depending on the display on the multi-display. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 68 & COOLANT SPECIFICATIONS". 1. WHITE: Operating zone 2. RED: Refill B. SWITCH PANELS After starting engine, main screen (1) for operator shown in the figure is usually displayed. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 69 1. This warning shows the condition of personal injury or machine function. 2. This warning shows the change of work mode. 3. This might lead to the failure of machine. Check and service it immediately. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 71 The washer tank is located on the rear side of cab. Make certain the washer reservoir has washer fluid before operating washer. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 72 HIGH (2nd) speed : rabbit Set to HIGH when moving the machine on flat, hard ground. 2-10 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 73 Anytime this switch is deactivated (OFF) the engine speed rises to the accel dial set level, independently by other operations. 2-11 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 74 8: Select Switch The procedure in order of No.1 to No.3 shows the initial setting. Once it is set to "Auto warming up", the resetting is unnecessary thereafter. 2-12 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 75 -In warming up operation, the warm-up operation is interrupted tentatively, if control lever is operated. Then the warm-up operation starts again, if the neutral lever condition continues for about 10 seconds. 2-13 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 76 When the alarm for "HIGH ENG WATER TEMP" or "LOW ENGINE WATER LEVEL" is displayed, b. When the auto warming up is operated, 2-14 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 77 When auto idling is functioning, the "AUTO IDLING STOP" is displayed on the multi-display. Turn starter key switch off once and store the auto idling stop setting as a memory. 2-15 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 78 After adjustment, press select switch (8) and the adjusted values are stored as memory and time setting is completed, and then the screen returns to main screen (a). 2-16 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 79 Press select switch (8) and the adjusted values are stored as a memory and the contrast adjustment is completed, and then the screen returns to main screen (a). 2-17 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 80 3: Work Mode Select Switch 4: Washer Switch 5: Wiper Switch 6: Travel Speed Select Switch 7: Auto Accel Switch 8: Select Switch 9: Attachment Mode Select Switch 2-18 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 81 (4) (washer switch), or to decrease flow, press the down arrow (5) (washer switch). Select the desired setting value and then press select switch (8) and the flow rate is set to the desired value. 2-19 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 82 Main Screen Display for Operator Display in Accordance with Switch Operation Warning Display Nibbler and Breaker Mode Display Display for Maintenance C.1 MAIN SCREEN After starting engine, usually clock is displayed. 2-20 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 83 Press wiper switch (4) and the icon "intermittent" is displayed when the wiper motor is running for front window intermittent wiping, and icon "continuous" is displayed when the motor is running for continuous wiping. Screen displayed when trouble occurred For details, contact dealer/distributor. 2-21 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 84 -For the setting procedure of maintenance time to be performed to the coming oil change in each type and filter replacement, see "2.3.1.C.4 SET PROCEDURE OF MAINTENANCE SCHEDULE". 2-22 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 85 2 to 5. The engine oil change time is displayed on the multi-display by 500 hours as a warning, but the buzzer does not sound. 2-23 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 86 When these warning are displayed, there is a possibility of serious trouble. Therefore stop the operation immediately, investigate the causes and take a proper measure. WARNING CLASSIFICATION (PRIORITY A) WARNING CLASSIFICATION (PRIORITY B) 2-24 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 88: Location Of Switches And Meters
Conflux/Single Flow Change Switch (Option) Power Boost Switch Tuner Travel Alarm Switch Air Conditioner Control Panel Level Gauge Cap (For Opt. Switch) Cab Working Light Switch (Option) 24 Volt Power Supply 2-26 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 89 The engine speed reduces to the minimum at the position turned to the leftmost. ・ HI (High idling) : The engine speed rises to the maximum at the position turned to the rightmost. 2-27 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 90 Press the switch and the work lights on the boom (left) and deck (right) go on. Press the side without symbol mark and the work lights on the boom (left) and deck (right) go off. 2-28 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 91 24 volt (DC) power. Pull cover away from 24 volt power supply and insert 24 volt male socket into power supply. Replace cover after use. 2-29 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 92 (unlock), and the parking brake is released. Then, move machine to safe area immediately and contact our shop. And return to toggle switch to "NORMAL" position in normal condition. 2-30 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 93 Switch this toggle switch to "RELEASE" position as same way mentioned above. In this case, "CPU DATA COMMUNICATION ERROR" is displayed continuously. Then move machine to safe area immediately and contact KOBELCO distributor for service assistance.
Page 94 To light the cab working light, press the symbol side of this switch. Regarding how to use the cab working light switch, refer to "7.4 CAB WORKING LIGHT SWITCH". 2-32 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 95: Levers And Pedals
-After completion of work or during transportation, hold the safety lock lever to the "locked position". Locking Hydraulic System (A) LOCKED (UP) POSITION When the safety lock lever is set in the "LOCKED (UP) Position" the hydraulic system is shut down. 2-33 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 96 ・ Right Control Lever (5) Boom Down (6) Boom UP (7) Bucket Digging (8) Bucket Dumping N (Neutral): Boom and bucket are held in the position where those are. 2-34 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 97 -Pay attention when driving and operating with pedal. ・ (a) "Forward" Variable speed forward track movement. ・ (b) "Backward" Variable speed reverse track movement. ・ (N) "Center" Neutral position. 2-35 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 98: Fuses & Relay Box
(4) of cover (3) inward to unlock and then lift it up. When replacing the fuse, remove the fuse from the fuse box with fuse remover. After replacement of fuse, attach the cover securely. 2-36 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 99 Tuner Lifting Magnet (Back Up) Starter Key Switch Spare Room Lamp, Tuner Spare Option 2 (Auto Grease) Spare Option 4 Spare Solenoid Valve Air Conditioner Work Light 2-37 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 100: Fusible Link (For Starter)
Remove fusible link (1) and check or replace it with new one. After checking or replacement, return battery relay cover (3) to original position, and tighten 4 bolts (2) in position. 2-38 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 101: Mechatro-Controller (Cpu), Engine Controller (Ecu)
2. Engine Controller (ECU) -Be careful not to splash water, mud and drinks on the controllers. -When error occurred on the controller, do not take self-service, but contact our dealer/distributor. 2-39 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 102: Handling Of Radio
Press the power switch (1) and the power is switched from OFF to ON. After displaying the band AM or FM, the frequency or the time is displayed. 2-40 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 103 How to select station This radio can select the station by the following three methods. -Manual tuning -Auto select station -Preset memory Each selecting method is explained below. 2-41 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 104 The desired station starts the presetting. During presetting, the display "A" moves from left to right. After auto presetting, this function can receive the memorized station. 2-42 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 105 After the pressed preset No. is displayed, the display is changed to the frequency which is memorized in the preset No. Receive the required radio station by changed frequency. 2-43 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 106 -Balance adjustment: "BAL" To control the volume of right and left speakers. -Treble adjustment: "TRE" To control the treble. -Bass adjustment: "BAS" To control the bass. 2-44 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 107 7.3 Treble control To emphasize the treble, push the "UP" key (4) while "TRE" is displayed. To weaken the treble, push the "DOWN" key (4) while "TRE" is displayed. 2-45 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 108 To decrease "Minute", press the "UP" key (4). Press "DISP" key (6) again, and the time setting is completed. B. ANTENNA To prevent interference, retract the antenna in before transportation and storing. 2-46 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 109: Air Conditioner
-Keep the solar radiation sensor clean to have the auto function of air conditioner achieved sufficiently. And do not place the things which may interrupt the function of sensor on the surroundings. 2-47 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 110 The indicator lamp of "AUTO" in LCD display goes out. Press "AUTO" switch to retune to automatic climate control. 2-48 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 111 AC will come on in the auto control mode. In the auto mode, the fan speed and air outlet openings are operated automatically 2-49 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 112 LCD display goes out, and "AUTO" control of air outlet opening is released. Press it again, and the level is changed to VENT --> BILEVEL --> FOOT --> FACE 2-50 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 113 Press UP or DOWN of fan speed selector switch, and auto control of fan speed is released, and "AUTO" indicator lamp on LCD display (5) goes out. 2-51 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 114 Operate air conditioner for several minutes once a week in the period of out of season (season off). The operation maintains the air conditioner in good condition preventing short of oil in each part of compressor. 2-52 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 115: Handling Of Seat Belt
How to Unfasten Seat Belt Press the red button (3) of the buckle (2), and the belt (1) is unfastened. 2-53 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 116: Operator Seat
5 steps by turning the knob in counterclockwise. With turning the knob in counterclockwise the supporting force is raised and returns to the condition before adjustment at 6th step. 2-54 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 117: Arm Rest Adjustment
(2) to the fixing position with bolt (1). Similarly, adjust stand height on the other side by procedure 1) and 2). A : Low position B : Middle position C : High position 2-55 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 118: Operator Cab
B. Releasing Door Lock from Inside of Cab When necessary to open the door from the inside of cab, pull lever (3) by hand and the door opens. 2-56 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 119 To prevent from catching your hand between windows, open and close the front window slowly. The work in no locking and incomplete locking conditions might cause injury. 2-57 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 120 Turn cab lamp "ON" by pushing the lamp switch way up. The lamp goes out at the neutral position. Turn "OFF" by pushing switch all the down ward. 2-58 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 121: Emergency Escape From Cab
Labels (2) indicating the emergency exit are affixed on the rear windows. If it is impossible to use rear windows for escape, open and escape from the skylight. REAR INSIDE OF CAB 2-59 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 122: Other Equipment (Accessory)
C. Cup Holder This is provided on the right side console in the cab. This is used to put drinks, etc. in. 2-60 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 125: Everyday Check-Up
Clean the surface of mirror and adjust the angle so that the rear sight is visible from the operator seat. Check seat belt and attaching metal for possible damage and if damaged, replace it with new one. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 126: Checking Before Starting Engine
Close the side door on the left side face of machine and lock it with starter key. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 127 (P), and drain excess engine oil. And be sure to check oil level again. If the oil level is proper, insert level gauge (G) securely, close engine hood and lock it with starter key. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 128 Refer to "4.3 LUBRICANT, FUEL & COOLANT SPECIFICATIONS" in Chapter 4. -Fuel tank capacity: 330 L (87 gal) After refueling, tighten filler cap (1) securely. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 129 (1) and (2). When filter is contaminated heavily, refer to "4.14 250 HOUR (3-MONTH) INSPECTION MAINTENANCE PROCEDURE" for Radiator and oil cooler debris screen. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 130 Avoid overfilling. It causes damages on hydraulic equipment or oil spouting. For make up procedure of hydraulic oil, refer to section "4.18.A Change Hydraulic Oil" in Chapter 4. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 131 -When you replace V-belts which are two in on set, make sure to replace both of them. See the section "4.14 250 HOUR (3-MONTH) INSPECTION & MAINTENANCE PROCEDURE" for details on the inspection and adjustment procedure for the belt. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 132: Adjusting Operator Seat
For adjustment of operator seat, see "2.3.10 OPERATOR SEAT". 3-10 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 133: Adjusting Mirror
Adjust all mirrors so that the area in the blind spot may decrease most when sitting on the driver's seat. Regarding adjusting mirror position, refer to "1.11 ENSURING VISIBILITY". 3-11 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 134: Checking Function Of Gauge Cluster
If it does not lighten, presumably the light bulb is burned out or electrical wire is broken. Contact our dealer/distributor for repair. 3-12 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 135: Starting Engine
OFF position, wait 30 seconds, and then try it again. -When starting engine, if warning is displayed on the multi-display, stop engine immediately and identify the cause, and then repair it if necessary. 3-13 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 136 After engine starts, to prevent the occurring of white smoke exhaust, the preheating continues and stops automatically. For the engine start procedure with auto warming up system, see "2.3.1.B.8.1 Auto Warming Up". 3-14 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 137 -The starter key switches on both machines in normal condition and out of order must be held in off condition. When the power was connected, it may unexpectedly start and cause accident. Follow the order indicated in the section "3.1.7.D Connecting / Disconnecting Booster Cables". 3-15 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 138 10. Check and repair the cause of the problem of the charging system on the disabled machine. 3-16 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 139: Stopping Machine Engine
"LO" speed position for 5 minutes to lower the coolant temperature. Turn the starter key switch (2) to OFF to stop the engine. Remove the starter key switch (2). 3-17 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 140: Inspection After Starting Engine
AVOID INJURY OR DEATH If any improper operation is found, stop the engine immediately. Contact the dealer/distributor and have the machine repaired to avoid any unexpected machine movement. 3-18 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 141 White : Abnormal, oil combustion due to oil loss by way of piston ring or valve guides -Due to cold weather in winter the smoke may appear white. Be careful not to get confused. 3-19 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 142: Machine Warming-Up
When the pointer of engine coolant temperature (2) moves and points to the range in white, the warming-up of engine is completed. For the engine start procedure with auto warming-up system, see "2.3.1.B.8.1 Auto Warming Up". 3-20 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 143 Damage to the hydraulic components may result due to the cold oil not providing adequate lubrication. For the hydraulic oil warming procedure with auto warming-up system, see "2.3.1.B.8.1 Auto Warming Up". 3-21 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 144: Selection Of Work Mode And Switching Of The Attachment Mode
H mode "H mode" is suitable for heavy duty digging work which gives priority to the workload at the high speed. 3-22 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 145 -When "H" or "S" of the fuel consumption mode is flickering, this shows that the selection of attachment mode is improper. 3-23 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 146: Controls Decal
Detailed instructions for each control and its functions are explained on the following pages of this section. Should this decal become damaged or missing, install new decal KOBELCO Part Number YT20T01072P1. 3-24 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 147: Machine Operation
-When abnormality was detected in operation, stop the machine immediately and take proper measure. -Do not operate the machine until the abnormal section is repaired and recovered. The operation in abnormal condition may cause serious accident. 3-25 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 148 When the travel alarm is installed, the travel alarm sounds by shifting the control lever with the travel alarm switch turned "ON" to inform workers around the machine of the movement in travel operation. 3-26 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 149 Take travel position during the engine being in operation. Travel with travel lever or pedal. The icon "turtle" is displayed for 1st speed and rabbit for 2nd speed. 3-27 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 150 Do not stop the machine suddenly, but stop it after slow traveling. Return the right and left travel levers (1) to neutral (N) position. The machine stops traveling. 3-28 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 151 Water must not be deeper than indicated in the chart in. 12. On soft ground or mud the machine can sink. Stay constantly aware of undercarriage position. 3-29 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 152 / tracks in forward and reverse with the crawler belt / track raised. Operate the machine at the operator's seat. Do not allow any person to come near the machine. 3-30 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 153 Operation of the bucket is performed by moving the R.H. control lever to the right or left. Moving the R.H. control lever to the LEFT operates the bucket IN (digging). Moving the R.H. control lever to the RIGHT operates the bucket OUT (dumping). 3-31 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 154 Returning control to the neutral (center) position stops swing. Make certain area is clear of obstacles and persons before beginning swing operation of the machine. Sound horn before beginning swing operations. 3-32 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 155 While power boost switch is depressed the power boost icon "ON" will be displayed on the gauge cluster display. 3-33 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 156: Practices To Improve Efficiency
D. Maximum Digging Force Position The attachment will provide maximum digging force when the arm and boom are at 90 to 110 degrees of each other. 3-34 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 157 Avoid shaking out soil using shocks at the end of the bucket cylinder stroke. F. Stop Swing Motion Early To stop slewing action, release the swing lever before you get to your final point of digging or dumping. 3-35 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 158 When the 2.94 m (9'-8") arm is used, do not reverse the bucket. If the bucket is reversed, the bucket bumps against arm by shoveling and it results damaging attachment. 3-36 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 159: Flagman Hand Signals
C. Move Load in Horizontally Face machine operator, extend right arm toward operator with hand facing operator and move hand in direction of movement required. 3-37 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 160 G. Swing Left Face machine operator, extend right arm out horizontally from shoulder, make a fist with index finger pointing in swing direction. 3-38 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 163 S. Move This Much Face machine operator, raise both forearms up, hands open and facing each other , move hands in laterally indicating how far to go. 3-41 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 164 W. Stop Engine Face machine operator, right arm at side, draw left thumb or index finger across throat. 3-42 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 165: Parking The Machine
Put bucket on the ground holding the bucket bottom level. Set starter key switch (3) to "OFF" position and stop the engine, and then pull out the starter key. 3-43 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 166: Precautions After Operation
Fully refill with fuel. However, do not overfill (to the top of the tank) to avoid overflowing due to fluid expansion under normal temperature. Remove mud, etc., stuck to the traveling components. 3-44 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 167: Machine Operation In Adverse Weather Conditions
In regard to above d.: Mix coolant to a protection temperature of 5C degrees (9F degrees) lower than the machine will experience during operation, storage or transport. 3-45 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 168 6. Operation in Humid Climate In climates with high humidity, thoroughly wash the machine daily and coat all bare surfaces with an oil based lubricant to help prevent corrosion. 3-46 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 171: General Information
H, 500 H, 1000 H, 2000 H, 5000 H, etc.) in calendar time; then calendar time can be used. Items for which service time cannot be specified are explained in the section WHEN REQUIRED. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 172 Store containers of oils, fluids and grease indoors in appropriate location. This will prevent contamination from dust, water, etc. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 173: General Safety & Precautions
C. CONFIRMATION FOR HOUR-METER Read the hour-meter daily, and check with the scheduled maintenance book. See "4.9 INSPECTION & MAINTENANCE CHART" for better reference. Proceed with any maintenance as required. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 174 Wear the proper safety equipment when working around hot areas. Do not change oils, engine coolant or filters immediately after machine has been stopped. Allow machine to cool down before performing maintenance procedures. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 175 It is recommended to cut open the oil filters to determine any abnormal wear. CAUTION FOR OIL FILLING When a strainer is provided on the filling port, do not remove it while refilling fuel, oil or fluid. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 176 CAUTION WHILE CHANGING BUCKET/ATTACHMENT Do not insert your finger, hand or arm into the pin bore. The alignment must be carried out visually or by using a tool. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 177 Use only approved cleaning solvents and proper equipment to clean parts. Do not use gasoline, diesel fuel or other flammable solvents to clean parts. Clean parts in a well ventilated area. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 178 Do not locate welder ground at seal or bearing. Make sure that no bearings or seals separates the welder ground and the weld area. 4-10 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 179: Lubricant, Fuel & Coolant Specifications
LUBRICANT, FUEL & COOLANT SPECIFICATIONS The following chart provides information on the specification of oils, grease, fuels and coolant to be used in various climates and working conditions. 4-11 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 180 *2 : Cartridge part number KAPG0420D1 (400 g × 20). Pail can part number KAPG1601D1. LLC [KOBELCO GENUINE ANTIFREEZE / COOLANT] The cooling system is filled long life coolant LLC which is KOBELCO Genuine Antifreeze / Coolant specified by KOBELCO for this machine. KOBELCO Genuine Antifreeze / Coolant protects the cooling system from harmful corrosives while providing superior cooling performance necessary for emissions compliant engines for up to 2 years or 2000 hours of operation.
Page 181: Use Of Bio-Degradable Oils
D. Bio Oil Change Interval The BIO oil change interval is 2,000 hours. For the changing procedure, refer to the section "4.18.A Change Hydraulic Oil". 4-13 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 182: Maintenance Parts
Side cutter Bucket (STD) ZS13C24070 Bolt When required ZN13C24019 B12N0006F1 Tooth assy Items enclosed in parenthesis ( ) are the parts to be changed at the same time. 4-14 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 183: Torque Values For Specified
Follow the table below and tighten or retighten every bolt and nut. Check for any loose or missing bolts or nuts before daily operation and during periodical inspections. Retighten or supply new parts for missing ones as required. 4-15 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 184 How to check: Strike the bolt head or nut by hand hammer lightly and find the looseness by catching dull sound. Tighten bolts and nuts again if necessary. 4-16 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 185: Torque Specifications For Bolts & Nuts
-Metric hardware with thread size diameter of M5 or greater have a number on the top of the bolt indicating the strength of the bolt. 4-17 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 186 ［ 4. MAINTENANCE ］ 1. Metric coarse thread standard tightening torque values. Tighten all bolts and nuts to proper torque values. 4-18 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 187 ［ 4. MAINTENANCE ］ 2. Metric fine thread standard tightening torque values. Tighten all bolts and nuts to proper torque values. 4-19 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 188: Torque Specifications For Joints & Hydraulic Hoses
［ 4. MAINTENANCE ］ TORQUE SPECIFICATIONS FOR JOINTS & HYDRAULIC HOSES A. Ors Joint (O-Ring Sealing Type) B. Nuts & Sleeve C. Joints for Piping D. Hydraulic Hoses 4-20 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 189 ［ 4. MAINTENANCE ］ Split Flange These tightening torques are available in the case of tightening without lubricant. 4-21 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 190: Inspection & Maintenance Chart
See the inspection and maintenance procedure mentioned below for details. See "4.3 LUBRICANT, FUEL & COOLANT SPECIFICATIONS" for detail specification for lubricant, coolant, fuel and etc. LLC: KOBELCO genuine antifreeze/coolant. 4-22 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 191 When the machine works at dusty site, clean the filter and the core of radiator often. Clean the filter and core depending on their dirt. Contact our dealer/distributor for checking and adjustment shown by asterisk *2. 4-23 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 193 Then the attachment should lubricated every 250 hours of operation. Next it should lubricated every 500 hours of operation, but the lubrication around bucket has to be applied every 250 hours. 4-25 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 194: When Required
Clean it and/or replace it if needed. Securely tighten the cap. B. Checking and Replacing Wiper Blade Check wiper blade for wear and damage, replace it if necessary. 4-26 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 195 -When aligning the pin bores, do not insert your finger into the bores. It may cause severe injury. Align the bores visually or by using a tool. -Hold the removed bucket in the stable condition. A: Bucket Boss 4-27 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 196 Replace the O-ring (1) if it is cracked or has lost elasticity, with a new one. 4-28 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 197 A: Safety Block Adapter Nose Tooth Point Rubber Lock Locking Pin Side Cutter Bolt 4-29 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 198 Push the rubber lock pin (3) in the hole of the adapter nose (1). Hammer the locking pin (4) until it is aligned with the point surface. 4-30 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 199 After tightening the nuts, spot-weld them. A: Safety Block The delay in changing the side cutter from the specified interval may cause damage to bucket. Early replacement is recommended. 4-31 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 200 -When the 2.94 m (9'-8") arm is used, do not reverse the bucket. If the bucket is reversed, the bucket bumps against arm by shoveling and it results damaging attachment. 4-32 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 201 Loosen each bolt and eliminate sheets of shims equivalent to the clearance. Tighten each bolt (2) to the specified torque equally. Tightening torque: 250 to 308 N-m {184 to 197 lbf-ft} Return O-ring (1) in place. 4-33 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 202: Pre-Start (Every 8 Hours) Inspection & Maintenance
Next it should be lubricated every 500 hours of operation, but the lubrication around bucket has to be applied every 250 hours. If attachment is sank in water, it is recommended to lubricate it every 8 hours. 4-34 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 203 9. Bucket link pins (11). 10. Bucket cylinder rod pin (12). 11. Idler link to arm pin and arm to bucket pin (13). 12. Arm top pin (14). 4-35 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 204: Hour (Weekly) Inspection & Maintenance Procedures
-Do not put tools and hardware on protective cover installed on the battery upper section. There is a hazard of explosion because the short-circuit may catch fire. 4-36 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 205 80 % 1.28 1.26 1.25 75 % 1.27 1.25 1.24 Do not measure the specific gravity of battery immediately after operation, but measure it at ambient temperature. 4-37 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 206 Open drain valve (1) and discharge water and sediment deposited on the bottom. In this time, be careful not to be showered by flushed fuel. Close drain valve (1) when clean fuel was discharged. 4-38 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 207 Tighten grease nipple (1), measure track tension as shown in figure. Tightening torque: 49 to 69 N-m (36.6 to 51.4 lbf-ft) If necessary, perform steps 5 through 7 on other track. 4-39 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 208 Keep face and body away from grease nipple area. Never loosen grease nipple more than one complete turn. If grease does not release after one turn of the nipple, call an authorized KOBELCO service dealer for assistance. 4-40 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 209: Hour Inspection & Maintenance Procedure
Clean filling plug (2) with light oil, and wind seal tape on tube (3) and install plug securely. Tightening torque: 49.4 to 60.4 N-m {36 to 45 lbf-ft} 4-41 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 210 Clean level plug (2) and fill plug (3) with light oil, and then attach it in place. Similarly check on the travel reduction unit on the other side. 4-42 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 211 Check the rubber hose (1) for damage, deterioration and for looseness of band (2). Replace the damaged or deteriorated rubber hose (1) and the band (2) at the same time with new parts. 4-43 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 212: Hour (3-Month) Inspection & Maintenance Procedure
Be careful of the alternator and fan belts so that grease and oil are not adhered. The service life may be shortened due to slipping with oil. 4-44 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 213 After adjustment, start engine and run it at low speed for about 5 minutes. Release the stay which is supporting hood, close engine hood and lock bonnet catch. 4-45 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 214 Wear goggles, safety shoes, hard hat, work cloths and work gloves to perform inspection and maintenance on this machine. 4-46 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 215 After filling up, tighten radiator cap securely. Release the stay which is supporting hood, close engine hood and lock bonnet catch. Return the under cover to original place. 4-47 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 216 Catch handle grip of fresh air filter (2) through opening from which cover (1) is removed and pull it out upward. 4-48 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 217 Attach recirculation and fresh air filters after cleaning or for replacement by the reverse procedure of the removal. Insert the recirculation air filter directing the UP side upward. 4-49 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 218 Do not reuse the element with damaged folds, gasket and/or seal. Do not heavily tap the element not hit it to anything else for cleaning. 4-50 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 219 -If deformation of filter flame (made of Aluminum) is found, replace filter with new one. -When compressed air or jet water is used for cleaning the filter, don not damage the filter by getting too close to screen. 4-51 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 220 Fix filter (2) by the method same as the above-mentioned. 10. Close the door at the left side of the counterweight, and lock the door. Then reinstall radiator lower access covers (1). 4-52 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 221: 500 Hour Inspection & Maintenance Procedures
Do not touch the heated section. -Check the waste oil. If there are metal chips or powder mixed in the oil, contact KOBELCO distributor. -Replace it at 50 hours operation for the first use of new machine.
Page 222 Dispose of all hazardous waste in accordance with government environmental regulations. 4-54 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 223 When replacing the fuel filter, clean the area of filter up. Prepare container for drain oil. Close fuel cut valve (A) placed on the halfway of fuel filter line. 4-55 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 224 -Check that O-ring is in contact with sealing face exactly. -Do not fill the filter with fuel in advance of assembling, to prevent foreign matter from entering into the fuel. 4-56 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 225 Position the fuel cut valve (A) of fuel line to "OPEN". Bleed air according to the air bleeding procedure for fuel system. Dispose of all hazardous waste in accordance with government environmental regulations. 4-57 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 226 Tighten air bleeder plug (1) and drain valve (2) and position the fuel cut valve (A) of fuel line to "OPEN". Bleed air according to the air bleeding procedure for fuel system. 4-58 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 227 Check cap seal for damage, and if damaged replace it with new one. Clean strainer with light oil and attach it in place. If damaged, replace it with new one. Attach cap and lock it with starter key. 4-59 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 228 Loctite #262 or equivalent, and tighten them again. Alternately tighten bolts (1), (2) facing each other in order. Since the tightening of slewing ring requires special tools, contact our dealer/distributor for assistance. 4-60 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 229 (2) of rotation sliding section. Removing Boot Turn rubber boot inside out. And using cross recessed screwdriver, loosen 2 bolts (3). Release hooks (6 peaces) of rubber boot. 4-61 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 230 See right table for better reference. -Figure (A) : Shows that the refrigerant volume is proper. -Figure (B) : Shows that the refrigerant is over charged. 4-62 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 231 -Follow the following regulations to conserve global environment. 1. Do not release refrigerant which is sealed in this unit in to atmosphere. 2. Extract the sealed refrigerant from unit when disposing this unit. 4-63 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 232: 1000 Hour (12-Month) Inspection & Maintenance Procedures
-Change the hydraulic tank return filter on a new machine after the first 50 hours of engine operation then change every 1,000 hours And for specification for breaker, replace return filter by every 250 hours. 4-64 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 233 Tightening torque: 41.9 to 51.1 N-m (30.9 to 37.7 lbf-ft) 12. Start engine, put the machine on hydraulic oil level check position while moving each operating lever, and check hydraulic oil level 4-65 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 234 -Replacement of element a 1000 hours interval is a guideline. If the machine is operated in very dusty conditions, change the oil filter at a reduced hour interval. 4-66 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 235 -Be careful not to use the old battery together with new battery. It may reduce the service life of battery. Therefore replace two batteries together with new ones if required to replace. 4-67 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 236: 2000 Hour Inspection & Maintenance Procedures
Loosen radiator cap (1) slowly, check that the pressure is released completely, push cap in, and remove the cap by loosening it further. Prepare hose for pouring water. 4-68 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 237 When clean water is discharged, stop engine and close drain valve (2) and drain plug (3). And then feed "Long Life Coolant" in proper concentration until it is overflowed from the filling port. 4-69 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 238 Replace the support of stay, close engine hood and lock hood with starter key. 4-70 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 239 Clean filling plug (2) with light oil, and wind seal tape on tube (4) and install plug securely. Tightening torque: 48.5 to 60.4 N-m {36 to 45 lbf-ft} 4-71 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 240 -Check the metal chips and powder in the drained oil. If the oil includes such contaminant, contact our dealer/distributor for repair. -Dispose of all hazardous waste in accordance with government environmental regulations. 4-72 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 241 7) times. Loosen 6 mounting bolts (2) of tank upper cover, remove cover (3). Do not drop bolt or others into the tank during the work. 4-73 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 242 Grease the swing reduction unit through the grease fitting (1) with about 300 cc grease (about 3/4cartridge). Continue to fill the grease until the excess grease comes out of relief valve (2). 4-74 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 243 When water is there, loosen bolts (4) and spring washers (5) on the lower side of lower frame, remove cover (6) and packing (7) and drain water. 4-75 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 244 Open side cover on the pump side, remove hose (1), connector (2) and line filter (3), clean line filter with light oil, and attach line filter (3) in place. 4-76 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 245: 5000 Hour Inspection & Maintenance Procedure
Retract arm cylinder and bucket cylinder, place bucket and blade (when installed) on the ground and stop engine. Move safety lock lever to "LOCKED" position. A: Valve 4-77 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 246 Stop the engine and check the oil level, if the level is low, make up the oil. 4-78 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 247: Machine Storage
Before starting clean cylinder rods and after running re-grease cylinder rods. Run and operate machine for approximately 1 hour to allow all fluids to circulate well and reach normal operating temperatures. 4-79 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 248 Carefully and closely inspect all hydraulic hoses after long periods of storage for signs of deterioration. Replace all hoses showing these signs. 4-80 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 251: Ground Transportation
700 mm (27.6") 800 mm (31.5") Model Shoe Shoe Shoe SK235SR-2 kg (lb) 24,300 (53,580) 24,500 (54,020) 24,800 (54,680) SK235SRLC-2 kg (lb) 24,900 (54,900) 25,200 (55,570) 25,400 (56,010) Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 252 When the long arm 2.94 m (9'-8") equipped machine is transported, remove the bucket as shown in the above figure to limit the overall height of the machine within 3.8 m (12'-6"). Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 253: Loading/Unloading The Machine
The arm and boom held at angle shown in the figure, and the dozer equipped and attachment lowered as much as possible but do not interfere with trailer bed. And travel Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 254 This can result in internal mechanical contact, which can stretch the cylinder rod(s). After arriving to the required position, turn the upper structure 180 degrees slowly. After positioning, lower attachment softly. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 255 A. 15 degrees or less C. Loading Machine without Front Attachment When loading the machine the front attachment is removed, direct counterweight upward direction on the slope. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 256: Securing The Machine
Accord the distance of two ramps with that of centers of crawlers and incline ramps at angle of 15 degrees or less (A). Remove chain or wire rope which is used to fix the machine. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 257 This can result in internal mechanical contact, which can stretch the cylinder rod(s). Travel down on ramps slowly while operating boom and arm softly until the machine passes through the ramps completely. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 258: Lifting Machine
［ 5. TRANSPORTATION ］ LIFTING MACHINE The following procedures are for lifting the machine, as built by KOBELCO CONSTRUCTION MACHINERY CO., LTD. These procedure do not take into account modifications made to the machine that affect machine weight or center or gravity.
Page 259 Lift up machine with an angle of two wire ropes adjusted within the range of 25 to 30 degrees slowly. After working, stop machine once and lift machine again slightly after machine has stabilized. 5-11 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 260: Installation And Removal Of Mirror For Safety
-Do not attach the mirrors except the genuine mirrors (A, B, C and D). When the machine is shipped, the both side mirrors of the right frame and the cab, mirror were removed. Install them according to the next procedures. 5-12 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 261 ・ Adjust mirror so that the machine side shown in the figure is reflected in mirror. ・ Regarding visible area, refer to the shaded range on 5.3. 5-13 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 262 Tightening torque of adjusting screw (9) M5: 2.94 ± 0.98 N ･ m {2.17 ± 0.72 lbf ･ ft} ・ Regarding visible area, refer to the shaded range on 5.3. 5-14 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 265: General Specifications
The "GENERAL SPECIFICATIONS" are described the standard machine that the boom length of 5.65 m (18'-6") and the arm length of 2.94 m (9'-8") is installed. * Marked dimensions are not included height of shoe lug. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 266: Shoe Types
-The attachment is with the arm of 2.94 m (9'-8") and bucket "SAE heaped" of 0.8 m3 (1.05 cu-yd) attached. -Marked * dimensions do not include height of shoe lug. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 267: Working Ranges
［ 6. SPECIFICATIONS ］ WORKING RANGES A. Backhoe Attachment Marked * dimensions do not include height of shoe lug Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 268 ［ 6. SPECIFICATIONS ］ B. Face Shovel Attachment Marked * dimensions do not include height of shoe lug Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 269: Bucket And Arm Combinations
○ : General operation; Excavation or loading of sand, gravel, and clay △ : Light operation; Mainly loading of loose gravel (e.g., cultivation or loading of sand or gravel) × : Prohibited combination; KOBELCO's warranty does not cover any damages resulting from theses combinations. Do not use these combinations.
Page 273: Operation Of Hydraulic Breaker And Nibbler (For 1 Pedal Type)
･ If the selection of attachment mode is not correct, it causes defective operation and the breakdown of the machine. ･ When "H" or "S" of the fuel consumption mode is flickering, this shows that the selection of attachment mode is improper. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 274 ･ When "H" or "S" of the fuel consumption mode is flickering, this shows that the selection of attachment mode is improper. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 275 Turn the attachment mode select switch to the required attachment mode again. When the "SELECTOR VALVE FAILURE" does not disappear even if proper attachment mode is selected, since it is suspected that it is caused by electrical failure, contact our dealer/distributor. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 276: Setting Stop Valve
The flow rate of service circuit may be changed according to attachment in use. For the flow rate setting procedure, see the applicable item in "2.3.1.B.8.6 Pump Flow Rate Adjustment (A mode/ B mode)". Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 277: Basic Operation
Do not set this switch to nibbler combined flow operation position when using breaker. When nibbler a little flow rate requires is used, operate it in "Breaker" condition. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 278 Breaker starts operation Depess toe section (A) Nibbler close Pedal in neutral position Breaker stops operation Depess heel section (B) Nibbler open Do not leave the machine with engine running. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 279 Unexpected contact with UNLOCKED position of pedal may cause severe injury or death. Do not put foot on the pedal except at the time of operation using pedal. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 280: Prohibited Work In Use Of Breaker
The arm should not be operated in the vertical position to prevent the hydraulic cylinder from vertical shocks. This may damage the rod seal and piston and cause oil to leak from those sections. 7-10 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 281 This problem often is a result of damaged accumulators and can also result in valve failure. 7-11 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 282 The balance on the machine becomes unstable at the positions shown in the right figure involving a possibility of turning over the machine. Do not carry out breaker work in this position. 7-12 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 283: Periodic Inspection And Maintenance Interval
When operating machine with proper breaker and nibble attached, in case of the arm which is made in factory, reinforcement of arm is not required. But when operated in special application, contact our dealer/distributor. 7-13 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 284: Prohibited Work In Use Of Nibbler
D. Do Not Hold Object Obliquely Select machine position and holding position so that nibbler opening does not hold breaking object obliquely. 7-14 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 285 Do not operate the attachment over the sides of the machine. It may cause rollover of machine. And do not operate the machine abruptly but operate it slowly. 7-15 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 286: Precaution To Be Exercised On Breakers Of Different Manufactures
The pulse oscillation is 34.3 MPa {350 kgf/cm2} x 20 % = 6.9 MPa {70 kgf/cm2(1,000 psi). Therefore, if it is more than this level, and accumulator must be installed. Install accumulator referring to the result of verification test. 7-16 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 287 Max. < 5.4 MPa {55 kgf/cm} (780 psi) Regarding the capacity and the charge pressure of accumulators, contact the breaker manufacturer before installation. 3. Installation of a Relief Valve 7-17 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 288: Rotary Multi Control Valve (Sae And Bhl Pattern)
Remove butterfly bolt (2), and shift the lever (3) to required arrow marked position. After setting the control pattern, tighten butterfly bolt (2) to fix lever (3) with hand. Never use tools. Close the doors and lock it. 7-18 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 289 Stop engine, and move the lever to each operation position once every 500 hours. Make sure to return the lever to the position of former operation pattern. 7-19 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 290: Operation Of Dozer Blade
Pull the blade control lever to lift up the blade. Push the blade control lever forward to lower the blade. Always place attachments on the ground and lock up the safety lever before leaving the cab. 7-20 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 291: Prohibited Work In Use Dozer Blade
When the dozer blade is used as an outrigger, do not support the machine at one end of the dozer blade. Make sure the support at both ends. 7-21 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 292: Periodic Inspection And Maintenance Interval
Check and service the component of dozer blade with reference to the following table. Location of lubrication points. Lubricate all grease nipples in the figure. -Blade foot pin (2 places) -Dozer cylinder rod head (each 2 places) 7-22 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 293: Blade Dimension
2990 (9-10) 2990 (9-10) Blade Height mm (inch) 684 (2-3) 684 (2-3) Distance From Dozer Attaching Pin Center To 1910 (6-3.2) 1910 (6-3.2) Blade End mm (ft-in) 7-23 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 294: Cab Working Light Switch
To light the cab working light, press the symbol side of this switch (1). -Press the symbol side: The light is ON. -Press the blank side: The light is OFF. 7-24 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 297: General
The procedures found in this section should be performed by a well trained experienced service technician who is familiar with the KOBELCO SK235SRLC-2 machines. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 298: Releasing Travel Motor Brakes
45 kg (100 lb). Torque wrench 70 to 77 N-m {52 to 57 lbf-ft} capacity or better. Thread sealant (For drain and check/fill Fig. 8-3 plugs). Rubber or soft faced mallet. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 299 -Be careful not to damage lip of cover plate. Any damage to the lip could result in a gear oil leak. -When removing the following components it will be necessary to have a clean area free of dirt and grit to lay these components. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 300 See Fig. 8.8. Fig. 8-8 Be aware of and protect hands from pinch areas when removing and installing planetary gears or any other component which may cause personal injury. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 301 Use the following torque specifications for bolts and plugs. Tightening torque : (Cover bolts) 69.7 to 77 N-m {51 to 57 lbf-ft} (Plugs) 149 to 165 N-m {110 to 122 lbf-ft} Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 302: Releasing Swing Brake
Refer to the shop manual for special instructions or contact your KOBELCO distributor for assistance. When the swing motor is removed, make sure to use caps and plugs on hoses, tubes and fittings to protect the hydraulic system from any contamination. Also, a cover must be used to protect the swing reduction unit.
Page 303 See Fig. 8-12. Use only plugs and caps designed to properly seal the specific hose, tube or fitting they are to be installed on. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 304 Do not allow any dirt or debris to enter the swing motor or settle on the top plate. 8-10 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 305 Avoid oil spills. Use containers, rags, and / or paper towels to contain any oil leakage. Dispose all waste oils, fluids lubricants and other hazardous waste properly, according to government regulations. 8-11 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 306: Lowering Attachment When Sudden Engine Failure Occurs
P to R is made. Before loosening adjuster screw, mark those positions, and after bringing down attachment to the ground, tight-en adjuster screw to the marked positions. Fig. 8-18 8-12 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 307 Before loosening adjuster screw, mark those positions, and after bringing down attachment to the ground, tight-en adjuster screw to the marked positions. Be careful when lowering attachment. Do not stand un-der boom. 8-13 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...
Page 308: Hydraulic Tank Pressure
Can be released by pushing valve on the air breather rubber cap several times (5 to 7 times). Air breather mounted on the upper part of hydraulic tank. 8-14 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YF00022ZE01] [0731CsCshWbYs]...

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Sk235srlc-2

Kobelco SK235SR-2 Operation Manual

1 Safety Precautions

2 Machine Familiarization

3 Machine Operation

4 Maintenance

5 Transportation

6 Specifications

7 Optional Equipment

8 Special Procedures

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