Kubota BX25D-AU Operator's Manual
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Kubota BX25D-AU Operator's Manual

Kubota BX25D-AU Operator's Manual

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U.S.A.
: KUBOTA TRACTOR CORPORATION
3401 Del Amo Blvd., Torrance, CA 90503, U.S.A.
Telephone : (310)370-3370
Western Division
: 1175 S. Guild Avc., Lodi, CA 95240
Telephone : (209)334-9910
Central Division
: 14855 FAA Blvd., Fort Worth, TX 76155
Telephone : (817)571-0900
Northern Division
: 6300 at One Kubota Way, Groveport, OH 43125
Telephone : (614)835-1100
Southeast Division : 1025 Northbrook Parkway, Suwanee, GA 30024
Telephone : (770)995-8855
Canada
: KUBOTA CANADA LTD.
5900 14th Avenue, Markham, Ontario, L3S 4K4, Canada
Telephone : (905)294-7477
France
: KUBOTA EUROPE S.A.S
19-25, Rue Jules Vercruysse, Z.I. BP88, 95101 Ar enteuil Cedex, France
Telephone : (33)1-3426-3434
Italy
: KUBOTA EUROPE S.A.S Italy Branch
Via Grandi, 29 20068 Peschiera Borrome (MI) Italy
Telephone : (39)02-51650377
Germany
: KUBOTA (DEUTSCHLAND) GmbH
Senefelder Str. 3-5 63110 Rod au /Nieder-Roden, Germany
Telephone : (49)6106-873-0
U.K.
: KUBOTA (U.K.) LTD.
Dormer Road, Thame, Oxfordshire, OX9 3UN, U.K.
Telephone : (44)1844-214500
Spain
: KUBOTA ESPAÑA S.A.
Avenida Recomba No.5, Poli no Industrial la La una, Le anes, 28914 (Madrid) Spain
Telephone : (34)91-508-6442
Australia
: KUBOTA TRACTOR AUSTRALIA PTY LTD.
25-29 Permas Way, Tru anina, VIC 3029, Australia
Telephone : (61)-3-9394-4400
Malaysia
: SIME KUBOTA SDN. BHD.
No.3 Jalan Sepadu 25/123 Taman Perindustrian Axis,
Seksyen 25, 40400 Shah Alam, Selan or Darul Ehsan Malaysia
Telephone : (60)3-736-1388
Philippines : KUBOTA PHILIPPINES, INC.
155 Panay Avenue, South Trian le Homes, 1103 Quezon City, Philippines
Telephone : (63)2-9201071
Taiwan
: SHIN TAIWAN AGRICULTURAL MACHINERY CO., LTD.
16, Fen pin 2nd Rd, Taliao Shian Kaohsiun 83107, Taiwan R.O.C.
Telephone : (886)7-702-2333
Indonesia : P.T. KUBOTA INDONESIA
Jalan Setyabudi 279, Semaran , Indonesia
Telephone : (62)-24-7472849
Thailand
: SIAM KUBOTA CORPORATION CO., LTD.
101/19-24 Moo 20, Navanakorn Industrial Estate, Tambon Khlon nuen , Amphur Khlon luan ,
Pathumthani 12120, THAILAND
Telephone : (66)2-909-0300
Korea
: KUBOTA KOREA CO., LTD.
106-24 Mon san-Ri, Mankyun -Up, Kimje-City, Chonrapuk-Do, KOREA
Telephone : (82)-63-544-5822
India
: KUBOTA AGRICULTURAL MACHINERY INDIA PVT. LTD.
Re us, Level 2 Altius, Olympia Tech Park, No.1 SIDCO Industrial Estate, Guindy, Chennai 600032, TN, India
Telephone : (91)-44-4299-4237
Vietnam
: KUBOTA VIETNAM CO., LTD.
Lot B-3A2-CN, My Phuoc 3 Industrial Park, Ben Cat District, Binh Duon Province, Vietnam
Telephone : (84)-650-3577-507
PRINTED IN U.S.A.
KUBOTA Corporation
Code No. K2692-7125-3
©
KUBOTA Corporation 2011
OPERATOR'S MANUAL
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READ AND SAVE THIS MANUAL
MODELS
BX25D-AU
LA240
LA240AU-SG
BT601

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  • Page 1 Central Division : 14855 FAA Blvd., Fort Worth, TX 76155 Telephone : (817)571-0900 Northern Division : 6300 at One Kubota Way, Groveport, OH 43125 Telephone : (614)835-1100 Southeast Division : 1025 Northbrook Parkway, Suwanee, GA 30024 Telephone : (770)995-8855 Canada : KUBOTA CANADA LTD.

  • Page 3: Universal Symbols

    UNIVERSAL SYMBOLS As a guide to the operation of your tractor, various universal symbols have been utilized on the instruments and controls. The symbols are shown below with an indication of their meaning. 3-Point Lowering Speed Control Safety Alert Symbol Remote Cylinder-Retract Diesel Fuel Remote Cylinder-Extend...

  • Page 4: Safety First

    FOREWORD You are now the proud owner of a KUBOTA Tractor. This tractor is a product of KUBOTA quality engineering and manufacturing. It is made of fine materials and under a rigid quality control system. It will give you long, satisfactory service. To obtain the best use of your tractor, please read this manual carefully.

  • Page 5: Table Of Contents

    CONTENTS SAFE OPERATION .................... TRACTOR........................ 1 LOADER ........................7 BACKHOE........................ 9 SERVICING ......................... 1 SPECIFICATIONS OF THE TRACTOR ..............2 SPECIFICATION TABLE ..................2 TRAVELING SPEEDS ..................... 3 SPECIFICATIONS OF THE LOADER................. 4 LOADER SPECIFICATIONS ................... 4 BUCKET SPECIFICATIONS..................4 DIMENSIONAL SPECIFICATIONS .................
  • Page 6 CONTENTS Block Heater (Option) ..................... 25 STOPPING THE ENGINE..................25 WARMING UP ....................... 26 Warm-up and Transmission Oil in the Low Temperature Range........26 JUMP STARTING ....................26 OPERATING THE TRACTOR ................... 27 OPERATING NEW TRACTOR ................27 Do not Operate the Tractor at Full Speed for the First 50 Hours........27 Changing Lubricating Oil for New Tractors..............
  • Page 7 CONTENTS Stationary PTO ....................... 42 PTO Drive Shaft......................43 THREE-POINT HITCH & DRAWBAR................ 44 3-POINT HITCH ..................... 45 Attaching and detaching implements................45 Lifting Rod (Right)......................45 Top Link .......................... 45 Check Chains ......................... 45 HITCH ........................45 Removing the 3-Point Hitch .................... 46 Installing the 3-Point Hitch ....................
  • Page 8 CONTENTS BACKHOE CONTROLS..................61 Boom & Swing Lever ...................... 61 Dipperstick & Bucket Lever..................... 62 Stabilizer Control Levers....................62 PLACING THE STABILIZERS ................62 GENERAL BACKHOE OPERATION ..............63 Dipperstick Digging......................63 Spoil Pile Location ......................63 Straight Wall or Cemetery Digging ................. 63 Stabilizer pads (Standard) ....................
  • Page 9 CONTENTS Checking Intake Air Line....................82 Adjusting Toe-in......................83 Checking Power Steering Line ..................83 EVERY 400 HOURS ....................84 Adjusting Front Axle Pivot....................84 Changing Transmission Fluid ..................84 Cleaning Transmission Strainer..................85 Changing Front Axle Case Oil ..................85 EVERY 500 HOURS ....................
  • Page 10 CONTENTS REINSTALLING THE LOADER................. 97 REMOVING THE BACKHOE ..................99 REMOVAL OF THE BACKHOE................99 STORAGE OF THE BACKHOE................101 REINSTALLING THE BACKHOE ................102 TROUBLESHOOTING..................... 104 ENGINE TROUBLESHOOTING ................104 OPTIONS......................... 105...

  • Page 11: Safe Operation

    Read and understand this manual carefully before C CAB, ROPS operating the tractor. 1. KUBOTA recommends the use of a CAB or Roll Over Protective Structures (ROPS) and seat belt in almost All operators, no matter how much experience they may all applications.
  • Page 12 SAFE OPERATION C Working 1. Pull only from the hitch. Never hitch to axle housing or any other point except hitch; such arrangements will increase the risk of serious personal injury or death due to a tractor upset. (1) ROPS (2) Seat belt 2.
  • Page 13 SAFE OPERATION 6. Never allow children to play on the machine or on the 11. Set the implement lowering speed knob in the "LOCK" implement. position to hold the implement in the raised position. 7. Use extra caution when backing up. Look behind and down to make sure area is clear before moving.
  • Page 14 SAFE OPERATION 3. PARKING THE TRACTOR 4. OPERATING THE PTO 1. Disengage the PTO, lower all implements to the 1. Wait until all moving components have completely ground, place all control levers in their neutral stopped before getting off the tractor, connecting, positions, set the parking brake, stop the engine, disconnecting, adjusting, cleaning, or servicing any remove the key from the ignition and lock the cab door...
  • Page 15 SAFE OPERATION 7. Disconnect the battery's ground cable before working on or near electric components. 5. USING 3-POINT HITCH 8. To avoid the possibility of battery explosion, do not use or charge the refillable type battery if the fluid level is 1.
  • Page 16 SAFE OPERATION 15. Escaping hydraulic fluid under pressure has sufficient force to penetrate skin, causing serious personal injury. Before disconnecting hydraulic lines, be sure to release all residual pressure. Before applying pressure to the hydraulic system, make sure that all connections are tight and that all lines, pipes, and hoses are free of damage.

  • Page 17: Operating The Loader

    3. For your safety, a ROPS with a seat belt is strongly recommended by KUBOTA in almost all applications. 5. Do not walk or work under a raised loader bucket or If your tractor has a foldable ROPS, fold it down only...
  • Page 18 SAFE OPERATION 18. Be extra careful when operating the tractor on a slope, always operate up and down, never across the slope. Do not operate on steep slopes or unstable surfaces. 19. When operating another implement on a hillside, be sure to remove the loader to reduce the risk of rollover.

  • Page 19: Backhoe

    SAFE OPERATION BACKHOE Most backhoe equipment accidents can be avoided by following simple safety precautions. These safety precautions, if followed at all times, will help you operate your backhoe safely. BEFORE OPERATING BACKHOE 3. DRIVING THE TRACTOR ON THE ROAD 1.
  • Page 20 SAFE OPERATION...
  • Page 21 SAFE OPERATION...
  • Page 22 SAFE OPERATION...
  • Page 23 SAFE OPERATION...
  • Page 24 SAFE OPERATION...
  • Page 25 SAFE OPERATION DANGER, WARNING AND CAUTION LABELS OF THE BACKHOE (1) Part No. 75597-7528-1 (2) Part No. 75595-7517-2 (3) Part No. 75595-7524-2 (4) Part No. 7K501-7529-1 (5) Part No. 75597-7517-2...
  • Page 26 2. Clean danger, warning and caution labels with soap and water, dry with a soft cloth. 3. Replace damaged or missing danger, warning and caution labels with new labels from your local KUBOTA Dealer. 4. If a component with danger, warning and caution label(s) affixed is replaced with new part, make sure new label(s) is (are) attached in the same location(s) as the replaced component.

  • Page 27: Tractor

    KUBOTA Dealer. For service, contact the KUBOTA Dealership from which you purchased your tractor or your local KUBOTA Dealer. When in need of parts, be prepared to give your dealer the tractor, engine, loader and backhoe serial number.

  • Page 28: Specifications Of The Tractor

    SAE 1-3/8, 6 splines Rear PTO Revolution 1 speed (540 rpm at 3142 engine rpm) USA No.5 (KUBOTA 10-tooth) involute spline MID-PTO Revolution 1 speed (2500 rpm at 3043 engine rpm) NOTE: * Manufacturer's estimate The company reserve the right to change the specifications without notice.

  • Page 29: Traveling Speeds

    SPECIFICATIONS OF THE TRACTOR TRAVELING SPEEDS (At rated engine rpm) Model BX25D-AU Tire size (Rear) 26 X 12.00 - 12 Range gear shift lever km / h 0 to 6.0 0 to 3.7 Forward High 0 to 13.0 0 to 8.1 0 to 4.5...

  • Page 30: Specifications Of The Loader

    SPECIFICATIONS OF THE LOADER SPECIFICATIONS OF THE LOADER LOADER SPECIFICATIONS LOADER MODEL LA240 LA240AU-SG TRACTOR MODEL BX25D-AU BORE mm BOOM CYLINDER STROKE mm BORE mm BUCKET CYLINDER STROKE mm One Detent Float Position, Two Stage Bucket Dump, CONTROL VALVE Power Beyond Circuit...

  • Page 31: Dimensional Specifications

    SPECIFICATIONS OF THE LOADER DIMENSIONAL SPECIFICATIONS LOADER MODEL LA240/LA240AU-SG TRACTOR MODEL BX25D-AU A MAX. LIFT HEIGHT (TO BUCKET PIVOT PIN) 1810 B MAX. LIFT HEIGHT UNDER LEVEL BUCKET 1680 C CLEARANCE WITH BUCKET DUMPED 1330 REACH AT MAX. LIFT HEIGHT (DUMPING REACH) E MAX.

  • Page 32: Operational Specifications

    SPECIFICATIONS OF THE LOADER OPERATIONAL SPECIFICATIONS LOADER MODEL LA240/LA240AU-SG TRACTOR MODEL BX25D-AU RATED OPERATING LOAD (500 mm FORWARD, MAX. HEIGHT) kg BUCKET ROLL-BACK FORCE AT MAX. HEIGHT 4750 BUCKET ROLL-BACK FORCE AT 1500mm HEIGHT 5600 BUCKET ROLL-BACK FORCE AT GROUND LEVEL...

  • Page 33: Loader

    SPECIFICATIONS OF THE LOADER LOADER TERMINOLOGY (1) Loader control lever (6) Boom (2) Side frame (7) Bucket cylinder (3) Mounting pin (8) Bucket (4) Main frame (9) Lock lever (5) Boom cylinder (10) Spill guard valve (Spill guard model only)

  • Page 34: Specifications Of The Backhoe

    Stabilizer spread-operating 1862 mm Angle of departure per SAE J1234 (A3) 20.1 deg. Leveling angle 11 deg. Swing arc 140 deg. A The specifications are taken with KUBOTA BX25D tractor. (Tire size : Front 18 X 8.5-10, Rear 26 X 12.00-12)

  • Page 35: Specifications

    SPECIFICATIONS OF THE BACKHOE BSpecifications Digging force (Per SAE J49) With bucket cylinder 8610 N With dipperstick cylinder 5209 N Cycle Time (seconds) Boom cylinder, extend Boom cylinder, retract Swing cylinder, from 90 degrees to center Dipperstick cylinder, extend Dipperstick cylinder, retract Bucket cylinder, extend Bucket cylinder, retract Stabilizer cylinder, max.
  • Page 36 SPECIFICATIONS OF THE BACKHOE Hydraulic cylinders Boom Dipperstick Bucket Stabilizer Swing Rod diameter Cylinder bore Bucket Sizes SAE truck SAE Heaped Number Width Weight Capacity Capacity Teeth Trenching 8" 20.3 0.009 0.011 Trenching 12" 30.5 0.014 0.020...

  • Page 37: Lift Capacity (Per Sae J31)

    SPECIFICATIONS OF THE BACKHOE BLift Capacity (Per SAE J31) Lift capacities shown are 87% of maximum lift force, according to SAE definition.

  • Page 38: Backhoe Terminology

    SPECIFICATIONS OF THE BACKHOE BACKHOE TERMINOLOGY (1) Backhoe bucket (2) Bucket teeth (3) Link, bucket (4) Cylinder, bucket (5) Dipperstick (6) Cylinder, dipperstick (7) Boom (8) Cylinder, boom (9) Swing frame (10) Main frame (11) Cylinder, swing (12) Stabilizer (13) Stabilizer pad (14) Cylinder, stabilizer (15) Joystick control (16) Stabilizer control...

  • Page 39: Implement Limitations

    Use with implements which are not sold or approved by KUBOTA and which exceed the maximum specifications listed below, or which are otherwise unfit for use with the KUBOTA Tractor may result in malfunctions or failures of the tractor, damage to other property and injury to the operator or others. [Any malfunctions or failures of the tractor resulting from use with improper implements are not covered by the warranty.]...
  • Page 40 Cleaning width Trailer Max. load capacity * KUBOTA provides BT601 Backhoe for BX25D-AU. No other Backhoe installed by 3-point hitch is permitted for BX25D-AU. ** KUBOTA provides LA240/LA240AU-SG Loader for BX25D-AU. A Implement size may vary depending on soil operating conditions.

  • Page 41: Instrument Panel And Controls

    INSTRUMENT PANEL AND CONTROLS INSTRUMENT PANEL AND CONTROLS B Instrument Panel, Switches and Hand Controls ILLUSTRATED CONTENTS (1) Hourmeter / Tachometer........(2) Easy Checker(TM)..........23,35 (3) Turn signal light switch.......... (4) Head light switch........... (5) Hazard light switch..........(6) Coolant temperature gauge........(7) Fuel gauge............
  • Page 42 INSTRUMENT PANEL AND CONTROLS B Foot and Hand Controls ILLUSTRATED CONTENTS (1) Differential lock pedal........... (2) Parking brake lock pedal........23,31,33,37 (3) 3-Point hitch lowering speed knob......(4) Cutting height control dial........(5) PTO select lever........... (6) PTO clutch lever........... 23,42 (7) Seat belt...............

  • Page 43: Pre-Operation Check Of The Tractor

    PRE-OPERATION CHECK OF THE TRACTOR PRE-OPERATION CHECK OF THE TRACTOR DAILY CHECK To prevent trouble from occurring, it is important to know the condition of the tractor well. Check it before starting. To avoid personal injury: A Be sure to check and service the tractor on a level surface with the engine shut off and the parking brake "ON"...

  • Page 44: Pre-Operation Check Of The Loader

    PRE-OPERATION CHECK OF THE LOADER PRE-OPERATION CHECK OF THE LOADER LUBRICATION C Liquid ballast in rear tires Water and calcium chloride solution provides a safe and Lubricate all grease fittings with SAE multipurpose economical ballast. Used properly, it will not damage tires, grease.
  • Page 45 Rated operation load (ROL) 220 kg *Be sure to install the counter weight approved by KUBOTA. The use of a counter weight significantly reduces the front axle and tire load during loader operation. It also increases the fore/aft stability of the tractor/loader by shifting weight from the front axle to the rear axle.

  • Page 46: Rated Operating Load (Spill Guard Model Only)

    A Do not operate the loader without counter weight. A Do not exceed 10 km/h when travelling with load. A Use only tires approved by Kubota for loader use. A ROL is calculated with standard bucket. Optional attachments (4IN1 bucket etc.) will reduce ROL.

  • Page 47: Tire Inflation

    PRE-OPERATION CHECK OF THE LOADER TIRE INFLATION Insure that the tractor tires are properly inflated. See "TIRES, WHEELS AND BALLAST" section. TEST OPERATION To avoid serious personal injury: A Keep engine speed at low idle during the test operation. A Escaping hydraulic fluid under pressure can have sufficient force to penetrate skin, causing serious personal injury.

  • Page 48: Pre-Operation Check Of The Backhoe

    PRE-OPERATION CHECK OF THE BACKHOE PRE-OPERATION CHECK OF THE BACKHOE PRE-OPERATION CHECKS BALLAST Prior to starting the engine, make pre-operation checks according to "MAINTENANCE OF THE BACKHOE" section. To avoid serious personal injury or death: A Never remove loader to ensure tractor stability at all times.

  • Page 49: Operating The Engine

    OPERATING THE ENGINE OPERATING THE ENGINE A It is recommended that the operator practice engaging and disengaging the parking brake on a flat surface To avoid personal injury: without the engine running before operating the tractor A Read "SAFE OPERATION" in the front of this for the first time.
  • Page 50 OPERATING THE ENGINE 4. Lock loader control lever 6. Set the throttle lever to about 1/2 way. "NEUTRAL" position. (1) Hand throttle lever "INCREASE" (1) Loader control lever (A) "LOCK" "DECREASE" (2) Lock lever 7. Insert the key into the key switch and turn it "ON".

  • Page 51: Cold Weather Starting

    8. Turn the key to "PREHEAT" position A If key does not stop the engine, consult your local and hold it for about 2 to 3 seconds. KUBOTA Dealer. For the appropriate preheating time, refer to the table below: Temperature...

  • Page 52: Warming Up

    OPERATING THE ENGINE WARMING UP When jump starting engine, follow the instructions below to safely start the engine. 1. Bring helper vehicle with a battery of the same voltage as disabled tractor within easy cable reach. "THE To avoid personal injury: VEHICLES MUST NOT TOUCH".

  • Page 53: Operating The Tractor

    If interference occurs, contact your KUBOTA BDo not Operate the Tractor at Full Speed Dealer. for the First 50 Hours. BTo Fold the ROPS A Do not start quickly nor apply the brakes suddenly.

  • Page 54: To Raise The Rops To Upright Position

    OPERATING THE TRACTOR 2. Remove both set pins. 4. Insert both set pins and secure them with the hair pins. To avoid personal injury: A Make sure that both set pins are properly installed and secured with the hair pins. (1) Set pins (2) Hair pins 3.

  • Page 55: Adjustment Of Foldable Rops

    OPERATING THE TRACTOR 3. Align set pin holes, insert both set pins. Secure them with the hair pins. BAdjustment of Foldable ROPS A Adjust free fall of the ROPS upper frame regularly. A If you feel less friction in folding the ROPS, tighten the nut (1) until you feel the right friction in the movement.

  • Page 56: Starting

    OPERATING THE TRACTOR STARTING A After adjusting the operator's seat, be sure to check that the seat is properly locked. 1. Adjusting the operator's position. A See "REVERSING THE SEAT" section when using seat in backhoe position. BSeat Belt To avoid personal injury: A Always use the seat belt when the ROPS is installed.

  • Page 57: Turn Signal Light Switch

    OPERATING THE TRACTOR BTurn Signal Light Switch To indicate a right turn, turn the switch clockwise. To indicate a left turn, turn the switch counter-clockwise. When the left or right turn signal is activated in combination with the hazard lights, the indicated turning light will flash and the other will stay on.

  • Page 58: Range Gear Shift Lever (Hi-Lo)

    OPERATING THE TRACTOR 5. Select the Travel Speed. BFront Wheel Drive Lever BRange Gear Shift Lever (Hi-Lo) To avoid personal injury: The range gear shift can only be shifted when tractor is A Do not engage the front wheel drive when completely stopped.

  • Page 59: Hand Throttle Lever

    OPERATING THE TRACTOR C Front wheel drive is effective for the following jobs: 8. Depress the Speed Control Pedal. 1. When greater pulling force is needed, such as working in a wet field, when pulling a trailer, or when working with a loader.

  • Page 60: Speed Set Device

    OPERATING THE TRACTOR BSpeed Set Device The Speed Set Device is designed for tractor operating efficiency and operator's comfort. This device will provide a constant forward operating speed by mechanically holding the speed control pedal at a selected position. C To engage Speed Set Device 1.

  • Page 61: Stopping

    KUBOTA Dealer. A For checking and servicing of your tractor, consult your local KUBOTA Dealer for instructions. BFuel Gauge When the key switch is "ON", the fuel gauge moves to empty once and indicates the fuel level.

  • Page 62: Coolant Temperature Gauge

    OPERATING THE TRACTOR (1) Fuel gauge (A) "EMPTY" (1) Coolant temperature gauge (B) "FULL" BHourmeter/Tachometer BCoolant Temperature Gauge When the key switch is "ON" and the engine is "OFF", the indicator displays an hourmeter. The hourmeter indicates in six digits the hours the tractor has been used;...

  • Page 63: Parking

    OPERATING THE TRACTOR PARKING ACCESSORY BParking B12V Electric Outlet An auxiliary light or other devices may be connected to this connector. To avoid personal injury: A Always set the parking brake, stop the engine A Do not connect a light or other device that draws more and remove the key before leaving the tractor than 120 watts to this connector, or the battery may seat.

  • Page 64: Operating Techniques

    OPERATING THE TRACTOR OPERATING TECHNIQUES BOperating the Tractor on a Road BDifferential Lock To avoid personal injury: To avoid personal injury due to loss of steering A When traveling on road with 3-point hitch control: mounted implement attached, be sure to have A Do not operate the tractor at high speed with sufficient front weight on the tractor to differential lock engaged.

  • Page 65: Reversing The Seat

    OPERATING THE TRACTOR REVERSING THE SEAT 3. Raise the seat until the seat pin comes in to the detent notch (see illustration). (A) "TRACTOR DRIVING POSITION" (B) "BACKHOE POSITION" The seat is reversible for backhoe operation. Follow the procedure below to turn the seat around. 1.
  • Page 66 OPERATING THE TRACTOR 5. Push the seat backward, then the seat pin will come out from detent notch. Push the seat down until the lever is locked at the backhoe position. A If the seat pin does not come out from the detent notch, apply grease in the notch.

  • Page 67: Pto

    C Mid-PTO adjusting, cleaning driven The Mid-PTO is available for KUBOTA approved equipment. implements. BPTO Select Lever The tractor has a 540 rpm rear PTO speed and a 2500 rpm mid-PTO speed. (1) Mid-PTO (1) PTO select lever...

  • Page 68: Pto Clutch Lever

    BPTO Clutch Lever 1. The PTO clutch lever engages or disengages the PTO clutch which gives the PTO independent control. 2. Shift the lever to "ON" to engage the PTO clutch. Shift the lever to "OFF" to disengage the PTO clutch. (1) PTO shaft cover (A) "NORMAL POSITION"...

  • Page 69: Pto Drive Shaft

    BPTO Drive Shaft (1) Inner and outer sliding profile tubes (2) Journal cross assy (3) Fitting yoke (4) Safety guard (In, Out) (5) Chain 1. When using a PTO drive shaft, read the operator's manual of the implement before operating the implement.

  • Page 70: Three-Point Hitch & Drawbar

    THREE-POINT HITCH & DRAWBAR THREE-POINT HITCH & DRAWBAR (1) Top link Use holder plate to hold lower link higher while mowing (2) Lifting rod (Left) with mid-mount mower only over uneven terrain. (3) Check chains (4) Turnbuckle (5) Lower link (6) Top link holder (7) Lifting rod (Right) (8) Drawbar...

  • Page 71: 3-Point Hitch

    THREE-POINT HITCH & DRAWBAR 3-POINT HITCH A When not using the top link, make it the shortest length and fix it to the top link holder. BAttaching and detaching implements BCheck Chains To avoid personal injury: Adjust the turnbuckle to control horizontal sway of the A Be sure to stop the engine and remove the key.

  • Page 72: Removing The 3-Point Hitch

    THREE-POINT HITCH & DRAWBAR 3. Remove the hair pin and stopper pin. Then remove the check chain plate and lower links. BRemoving the 3-Point Hitch When installing the backhoe, remove the 3-point hitch. BInstalling the 3-Point Hitch 1. Remove the lynch pin and the top link pin. Then 1.

  • Page 73: Hydraulic Unit

    A If noises are heard when implement is lifting after the hydraulic control lever has been activated, the hydraulic mechanism is not adjusted properly. Unless corrected the unit will be damaged. Contact your KUBOTA Dealer for adjustment.

  • Page 74: Auxiliary Hydraulics

    HYDRAULIC UNIT AUXILIARY HYDRAULICS INSTALLING MOWER On the tractor hydraulic outlet is provided. Do not attach nor operate the mower with the backhoe still in place. When installing the mower, remove the backhoe from the BHydraulic Outlet tractor with following procedure. It can be used with the BT601 Backhoe.

  • Page 75: Mower Lift Linkage System

    HYDRAULIC UNIT MOWER LIFT LINKAGE SYSTEM 4. Place the protective cap on the coupler of the backhoe inlet hose, the coupler of the outlet hose, and power beyond hose. BCutting Height Control Dial 5. Connect the tractor outlet hose to the coupler of power beyond pipe.

  • Page 76: Hydraulic Control Unit Use Reference Chart

    HYDRAULIC UNIT BHydraulic Control Unit Use Reference Chart In order to handle the hydraulics properly, the operator must be familiar with the following. Though this information may not be applicable to all types of implements and soil conditions, it is useful for general conditions. Implement Remarks Soil condition...

  • Page 77: Tires, Wheels And Ballast

    BFront Wheels Front tread can not be adjusted. A Do not use tires other than those approved by KUBOTA. A Do not turn front discs to obtain wider tread. A When you intend to mount different size of tires from...

  • Page 78: Rear Wheels

    TIRES, WHEELS AND BALLAST BALLAST BRear Wheels Rear tread width can not be adjusted. To avoid personal injury: A Additional ballast will needed A Do not turn rear discs to obtain wider tread. transporting heavy implements. When the Tire 26x12.00-12 Turf, Bar, and Ind. implement is raised, drive slowly over rough ground, regardless of how much ballast is used.
  • Page 79 A Do not fill tires with water or solution more than 75% of *Be sure to install the counter weight approved by full capacity (to the valve stem level at 12 o'clock KUBOTA. position). The use of a counter weight significantly reduces the front axle and tire load during loader operation.

  • Page 80: Operating The Loader

    OPERATING THE LOADER OPERATING THE LOADER The loader should be operated with the tractor engine The rollback and lifting of the bucket will increase speed depending on the application and the operator's efficiency because a level bucket throughout the lifting level of experience.

  • Page 81: Carrying The Load

    OPERATING THE LOADER CARRYING THE LOAD LOWERING THE BUCKET Position the bucket just below the level of the tractor hood After the bucket is dumped, back away from the vehicle for maximum stability and visibility, whether the bucket is while lowering and rolling back the bucket. loaded or empty.

  • Page 82: Loading From A Bank

    OPERATING THE LOADER LOADING FROM A BANK Another method for large dirt piles is to build a ramp to approach the pile. Choose a forward gear that provides a safe ground speed and power for loading. It is important to keep the bucket level when approaching a bank or pile.

  • Page 83: Loading Low Trucks Or Spreaders From A Pile

    OPERATING THE LOADER LOADING LOW TRUCKS OR SPREADERS FROM A PILE A Do not use the bucket in the dumped position for bulldozing. As shown above, this method will impose severe shock loads on the dump-linkage, the bucket cylinders, and the tractor. Leave dirt in the bucket because dumping on each pass For faster loading, minimize the angle of turn and length wastes time.

  • Page 84: Handling Large Heavy Objects

    OPERATING THE LOADER HANDLING LARGE HEAVY OBJECTS VALVE LOCK To avoid injury from crushing: To avoid serious personal injury or death: A Do not utilize the valve lock for machine A Handling large, heavy objects maintenance or repair. dangerous due to : A The valve lock is to prevent accidental (A) Danger of rolling the tractor over.

  • Page 85: Boom Lock (Spill Guard Model Only)

    OPERATING THE LOADER [To Remove the Boom Lock] BBoom Lock (Spill guard model only) 1. Raise the boom until the boom lock can be removed from the cylinder. 2. Stop the engine and remove the key. 3. Set the valve lock lever to lock position. To avoid personal injury or death: 4.

  • Page 86: Spill Guard (Spill Guard Model Only)

    OPERATING THE LOADER SPILL GUARD (SPILL GUARD MODEL ONLY) The spill guard system prevents the object in the bucket from falling to the operator’s space. When the operator operates the control lever to the roll back position at the upper most boom position, this system restricts the bucket roll back movement.

  • Page 87: Operating The Backhoe

    OPERATING THE BACKHOE OPERATING THE BACKHOE OPERATING SPEED To avoid personal injury: A Use care when operating on slopes to avoid tip over. Travel at speed compatible with safe operation, especially when operating in uneven terrain, crossing ditches or while turning. 1.

  • Page 88: Dipperstick & Bucket Lever

    OPERATING THE BACKHOE PLACING THE STABILIZERS BDipperstick & Bucket Lever Pushing the lever forward will crowd out the dipperstick and the bucket out and pulling it back will crowd them in. Lever movement to the left will curl the bucket to fill it, and To avoid personal injury: right lever movement will dump the bucket.

  • Page 89: General Backhoe Operation

    OPERATING THE BACKHOE GENERAL BACKHOE OPERATION BSpoil Pile Location To avoid personal injury: A Do not dig under the stabilizer or tractor, To avoid personal injury: A Do not place spoil close to the edge of the especially in soft or sandy condition. excavation where its weight could cause a cave-in.

  • Page 90: Stabilizer Pads (Standard)

    OPERATING THE BACKHOE To finish the near wall, raise the boom while crowding in. The bucket will have to be curled in to keep the cutting BStabilizer pads (Option) edge horizontal with the wall during the up cut. The stabilizer pads can be reversed without the use of tools.

  • Page 91: Transporting

    OPERATING THE BACKHOE A Always lower stabilizers slightly when changing from BDriving to the Job-site one position to another to avoid soil splash. When driving or transporting from one job-site to another, or when using the loader such as stockpiling and TRANSPORTING backfilling, always engage the boom and swing locks.

  • Page 92: Maintenance Of The Tractor

    MAINTENANCE OF THE TRACTOR MAINTENANCE OF THE TRACTOR SERVICE INTERVALS Indication on hour meter Ref. Items Since then page Engine oil Change every 200 Hr Engine oil filter Replace every 200 Hr Transmission oil Replace every 200 Hr filter Transmission fluid Change every 400 Hr Transmission...

  • Page 93: Lubricants, Fuel And Coolant

    Front axle case 4.7 L SAE90 gear oil Greasing No. of greasing points Capacity Type of grease Battery terminal moderate amount Multipurpose Grease NLGI-2 OR NLGI-1(GC-LB) Speed control pedal until grease overflow NOTE: *KUBOTA SUPER UDT --- KUBOTA original transmission hydraulic fluid...
  • Page 94 We recommend the use of KUBOTA UDT or SUPER UDT fluid for optimum protection and performance. (Consult your local KUBOTA Dealer for further detail.) Do not mix different brands together.

  • Page 95: Periodic Service Of The Tractor

    PERIODIC SERVICE OF THE TRACTOR PERIODIC SERVICE OF THE TRACTOR BEngine Cover 1. Remove the loader before removing the engine cover. To avoid personal injury: (See "REMOVING THE LOADER" section.) A Do not work under any hydraulically supported devices. They can settle, suddenly leak down, 2.

  • Page 96: Daily Check

    PERIODIC SERVICE OF THE TRACTOR A When reinstall the engine cover, tighten the knob bolts. A When reinstall the front guard, tighten the bolts and the nuts by 77.4 to 90.2 N-m (7.9 to 9.2 kgf-m) DAILY CHECK For your own safety and maximum service life of the machine, make a thorough daily inspection before operating the machine or starting the engine.

  • Page 97: Checking And Refueling

    PERIODIC SERVICE OF THE TRACTOR BChecking and Refueling BChecking Engine Oil Level To avoid personal injury: To avoid personal injury: A Do not smoke while refueling. A Be sure to stop the engine and remove the key A Be sure to stop the engine and remove the key before checking the oil level.

  • Page 98: Checking Transmission Fluid Level

    "CAUTION" and securely retighten the cap. A Use clean, fresh soft water and anti-freeze to fill the recovery tank. A If water should leak, consult your local KUBOTA Dealer. (1) Oil inlet (A) Oil level is acceptable within this range.

  • Page 99: Cleaning Panel And Radiator Screen

    PERIODIC SERVICE OF THE TRACTOR A Panel and radiator screen must be clean from debris BCleaning Panel and Radiator Screen to prevent engine from overheating and to allow good air intake for air cleaner. A Be sure to reinstall the panel on the pillar completely to prevent the invasion of dust.

  • Page 100: Checking And Cleaning Of Electrical Wiring And Battery Cables

    (1) Battery terminals 4. Check instrument panel for correct operation of switches and gauges. Consult your KUBOTA Dealer regarding maintenance, diagnosis and repair. BChecking Movable Parts If any of the movable parts, such as levers and pedals, is not smoothly moved because of rust or anything sticky, do not attempt to force it into motion.

  • Page 101: Checking Engine Start System

    6. The engine must shut off after approximately 1 A If the tractor does not pass the test, do not second. operate the tractor. 7. If it does not stop, consult your local KUBOTA Dealer for this service. C Preparation before testing. 1. Sit on operator's seat.

  • Page 102: Checking Wheel Bolt Torque

    PERIODIC SERVICE OF THE TRACTOR EVERY 100 HOURS BChecking Wheel Bolt Torque BBattery To avoid personal injury: To avoid the possibility of battery explosion: A Never operate tractor with a loose rim, wheel, refillable type battery, follow or axle. instructions below. A Any time bolts are loosened, retighten to A Do not use or charge the refillable type battery specified torque.
  • Page 103 PERIODIC SERVICE OF THE TRACTOR C Battery Charging 6. When exchanging an old battery for a new one, use battery of equal specification shown in Table 1. Table 1 To avoid personal injury: A When the battery is being activated, hydrogen Reserve Cold Battery...

  • Page 104: Cleaning Air Cleaner Element

    PERIODIC SERVICE OF THE TRACTOR C Evacuator Valve Open the evacuator valve once a week under ordinary BCleaning Air Cleaner Element conditions - or daily when used in a dusty place - to get rid of large particles of dust and dirt. To avoid personal injury: A Be sure to stop the engine and remove the key BChecking Fuel Lines and Fuel Filter...

  • Page 105: Adjusting Fan Belt Tension

    Consult your local KUBOTA Dealer for service. 1. Stop the engine and remove the key. 2. Apply moderate thumb pressure to belt between pulleys.

  • Page 106: Adjusting Brake Pedal

    8. Depress the brake pedal several times and make sure the brake pedal free travel is from 25 to 35 mm. (1) Engine oil filter A To prevent serious damage to the engine, use only a KUBOTA genuine filter. (1) Lock nut (A) Free travel (2) Turnbuckle...

  • Page 107: Changing Engine Oil

    4. Properly dispose of used oil. Oil capacity with filter 3.1 L (1) Filter A To prevent serious damage to the hydraulic system, use only a KUBOTA genuine filter. (1) Oil inlet (A) Oil level is acceptable within this range (2) Dipstick (1) Drain plug...

  • Page 108: Checking Radiator Hoses And Clamps

    PERIODIC SERVICE OF THE TRACTOR BChecking Radiator Hoses and Clamps BChecking Intake Air Line To avoid personal injury: To avoid personal injury: A Be sure to stop the engine and remove the key A Be sure to stop the engine and remove the key before checking radiator hose and clamp.

  • Page 109: Adjusting Toe-In

    PERIODIC SERVICE OF THE TRACTOR BAdjusting Toe-in BChecking Power Steering Line 1. Park tractor on a firm, flat and level place. 2. Turn steering wheel so front wheels are in the straight ahead position. To avoid personal injury: 3. Lower the implement to the ground, lock the parking A Be sure to stop the engine and remove the key brake, stop the engine and remove the key.

  • Page 110: Every 400 Hours

    2. After draining reinstall the drain plug. 3. Clean the transmission strainer. 4. Fill with new KUBOTA SUPER UDT fluid up to the upper notch on the dipstick. (See "LUBRICANTS" in "MAINTENANCE OF THE TRACTOR"...

  • Page 111: Cleaning Transmission Strainer

    PERIODIC SERVICE OF THE TRACTOR BCleaning Transmission Strainer BChanging Front Axle Case Oil When changing the transmission fluid, disassemble and 1. Park the machine on a firm, flat and level surface. 2. To drain the used oil, remove the right and left drain rinse the strainer with nonflammable solvent to completely plugs and oil gauge at the front axle case and drain clean off filings.

  • Page 112: Every 500 Hours

    EVERY 500 HOURS Coolant capacity 3.1 L (With recovery tank) BReplacing Fuel Filter Consult your local KUBOTA Dealer for this service. EVERY 800 HOURS BAdjusting Engine Valve Clearance Consult your local KUBOTA Dealer for this service. EVERY 1500 HOURS BChecking Fuel Injection Nozzle Injection Pressure Consult your local KUBOTA Dealer for this service.

  • Page 113: Anti-Freeze

    PERIODIC SERVICE OF THE TRACTOR BReplacing Engine Breather Hose BAnti-Freeze Consult your local KUBOTA Dealer for this service. If cooling water freezes, it can damage the cylinders and BReplacing Intake Air Line radiator. It is necessary, if the ambient temperature falls...

  • Page 114: Replacing Fuse

    Check circuit against Slow blow Fuse (50A) troubleshooting section of this manual or your local wrong battery connection KUBOTA Dealer for specific information dealing with electrical problems. BReplacing Light Bulb If any of them should blow, replace with a new one of the same capacity.

  • Page 115: Maintenance Of The Loader

    MAINTENANCE OF THE LOADER MAINTENANCE OF THE LOADER RE-TIGHTENING OF HARDWARE After 20 to 30 hours of initial loader operation, re-tighten To avoid personal injury: all mounting bolts and nuts to the required torque value as A Be sure to check and service the tractor on a specified in the "Tightening Torque Chart".

  • Page 116: Daily Checks

    MAINTENANCE OF THE LOADER DAILY CHECKS EVERY 50 HOURS 1. Check all hardware daily before operation. BChecking main frame bolt and nut torque Tighten hardware to torque values as specified in the "Tightening Torque Chart". 2. With the engine off and the bucket on the ground, inspect all hoses for cuts or wear.

  • Page 117: Maintenance Of The Backhoe

    MAINTENANCE OF THE BACKHOE MAINTENANCE OF THE BACKHOE DAILY CHECKS 1. The backhoe is run by the tractor hydraulic system. Daily before operation, check the tractor hydraulic level. If low, replenish the oil as described in "PERIODIC SERVICE OF THE TRACTOR" section. To avoid personal injury: Also check the filter screen and change the hydraulic A Never...

  • Page 118: Lubrication

    MAINTENANCE OF THE BACKHOE LUBRICATION BUCKET SERVICE Lubricate all grease fittings every 10 hours of operation. High quality grease designated "extreme pressure" and containing Molybdenum disulfide is recommended. This To avoid personal injury: grease may specify "Moly Ep" on its label. A When servicing or repairing pins in cylinder ends, bucket, etc., always use a brass drift and hammer.

  • Page 119: General Torque Specification

    MAINTENANCE OF THE BACKHOE BGeneral torque specification American standard cap screws Metric cap screws with UNC or UNF threads SAE grade No. GR5 or GR8 Property class Approx. SAE GR5 (ft-lbs) 7.2 to 8.6 (ft-lbs) 7.2 to 8.3 (N-m) 9.8 to 11.7 (N-m) 9.8 to 11.2 (kgf-m)

  • Page 120: Storage Of The Tractor

    STORAGE OF THE TRACTOR STORAGE OF THE TRACTOR REMOVING THE TRACTOR FROM STORAGE To avoid personal injury: 1. Check the tire air pressure and inflate the tires if they A Do not clean the machine while the engine is are low. running.

  • Page 121: Removing The Loader

    REMOVING THE LOADER REMOVING THE LOADER To avoid personal injury: A Make sure an approved bucket is attached before removing the loader from the tractor. A For removing the loader, choose flat and hard ground, preferably concrete. A If the ground surface is soft, place suitable planks on the ground for the bucket and stand.

  • Page 122: Storage Of The Loader

    REMOVING THE LOADER STORAGE OF THE LOADER 10. Start the engine and run at idle. Slowly move the loader control lever to rollback position to raise the 1. Store the loader in a clean dry place. loader side frames up and out of the receivers of the 2.

  • Page 123: Reinstalling The Loader

    REINSTALLING THE LOADER REINSTALLING THE LOADER [Spill guard model only] A The hydraulic hoses and the spill guard hoses are To avoid personal injury: routed as shown below. A When starting the engine and operating the control lever, always sit in the operator's seat. 1.
  • Page 124 REINSTALLING THE LOADER 4. Start the engine and run at idle. 6. Stop the engine. Reinstall the mounting pins and 5. Slowly move the loader control lever to dump position secure them with the locking rods. to lower the side frames into the main frames and engage the bosses of the main frames to the guide bosses of the side frames.

  • Page 125: Removing The Backhoe

    REMOVING THE BACKHOE REMOVING THE BACKHOE REMOVAL OF THE BACKHOE 3. Keep the stabilizer pads at about 381 mm high. To avoid personal injury: A Before starting the engine, always sit in the tractor operator's seat. A Before getting off the tractor, make sure that PTO lever is off and range gear shift lever is in neutral.
  • Page 126 REMOVING THE BACKHOE 6. Slowly raise the boom to disengage the backhoe from 9. Lower the main frame and swing frame onto the the tractor. ground by operating the boom and stabilizer control levers. 7. Raise the backhoe by operating the stabilizers to the (1) Main frame lowering direction until the mount bars hit to the guide (2) Swing frame...

  • Page 127: Storage Of The Backhoe

    REMOVING THE BACKHOE STORAGE OF THE BACKHOE 1. Store the backhoe in a dry place. 2. Apply a coat of grease to all exposed cylinder rods to prevent rusting. 3. If the backhoe is being stored outside, cover the backhoe with suitable weather cover. This will keep moisture, dirt and other airborne debris from getting into the system.

  • Page 128: Reinstalling The Backhoe

    102 REINSTALLING THE BACKHOE REINSTALLING THE BACKHOE A Make sure both hoses are firmly connected before starting the engine. To avoid personal injury or death: A When starting the engine, always sit in the 7. Restart the engine. operator's seat. A When getting off the tractor, make sure that PTO lever is "OFF"...
  • Page 129 REINSTALLING THE BACKHOE 9. Move the tractor backward until the support hooks on A If the slide bar of the mounting pins is inserted to the the tractor main frame are just beneath the mount bars upper hole, the mounting pin comes off and the on the backhoe main frame.

  • Page 130: Troubleshooting

    A Loose or defective fan belt. A Adjust or replace fan belt. A Dirty radiator core or grille screens. A Remove all trash. A Coolant flow route corroded. A Flush cooling system. If you have any questions, consult your local KUBOTA Dealer.

  • Page 131: Options

    OPTIONS OPTIONS Consult your local KUBOTA Dealer for further details. A 18 x 8.5-10 Turf Tire A 26 x 12.0-12 Turf Tire A Engine Block heater For extremely cold weather starting A Rear Work Light High visibility for night work...
  • Page 132 KUBOTA Corporation is ... Since its inception in 1890, KUBOTA Corporation has grown to rank as one of the major firms in Japan. To achieve this status, the company has through the years diversified the range of its products and services to a remarkable extent.

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