wsm Kubota M128X Workshop Manual
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wsm Kubota M128X Workshop Manual

wsm Kubota M128X Workshop Manual

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WORKSHOP MANUAL
TRACTOR
M128X
KiSC issued 07, 2008 A

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Summary of Contents for wsm Kubota M128X

  • Page 1 WORKSHOP MANUAL TRACTOR M128X KiSC issued 07, 2008 A...
  • Page 2 TO THE READER This Workshop Manual has been prepared to provide servicing personnel with information on the mechanism, service and maintenance of M128X. It is divided into three parts, “General”, “Mechanism” and “Servicing”. General Information on the tractor identification, the general precautions, maintenance check list, check and maintenance and special tools are described.
  • Page 3 M128X, WSM SAFETY INSTRUCTIONS SAFETY INSTRUCTIONS SAFETY FIRST This symbol, the industry’s “Safety Alert Symbol”, is used throughout this manual and on labels on the machine itself to warn of the possibility of personal injury. Read these instructions carefully. It is essential that you read the instructions and safety regulations before you attempt to repair or use this unit.
  • Page 4 M128X, WSM SAFETY INSTRUCTIONS SAFETY STARTING • Do not start the engine by shorting across starter terminals or bypassing the safety start switch. • Do not alter or remove any part of machine safety system. • Before starting the engine, make sure that all shift levers are in neutral positions or in disengaged positions.
  • Page 5 M128X, WSM SAFETY INSTRUCTIONS AVOID FIRES • Fuel is extremely flammable and explosive under certain conditions. Do not smoke or allow flames or sparks in your working area. • To avoid sparks from an accidental short circuit, always disconnect the battery negative cable first and connect it last.
  • Page 6 M128X, WSM SAFETY INSTRUCTIONS PREPARE FOR EMERGENCIES • Keep a first aid kit and fire extinguisher handy at all times. • Keep emergency numbers for doctors, ambulance service, hospital and fire department near your telephone. KiSC issued 07, 2008 A...
  • Page 7 M128X, WSM SAFETY INSTRUCTIONS SAFETY DECALS The following safety decals are installed on the machine. If a decal becomes damaged, illegible or is not on the machine, replace it. The decal part number is listed in the parts list. KiSC issued 07, 2008 A...
  • Page 8 M128X, WSM SAFETY INSTRUCTIONS KiSC issued 07, 2008 A Find manuals at https://best-manuals.com...
  • Page 9 M128X, WSM SAFETY INSTRUCTIONS KiSC issued 07, 2008 A Find manuals at https://best-manuals.com...
  • Page 10 M128X, WSM SAFETY INSTRUCTIONS KiSC issued 07, 2008 A Find manuals at https://best-manuals.com...
  • Page 11 SPECIFICATIONS M128X, WSM SPECIFICATIONS Model M128X Model V6108-T1 Type Direct injection, W / turbocharger, water-cooled, 4-cycle diesel Number of cylinders Total displacement 6124 cm (373.7 cu.in.) 118 × 140 mm (4.65 × 5.51 in.) Bore and stroke Net power 94.1 kW (128 HP)* PTO power −1...
  • Page 12 TRAVELING SPEEDS M128X, WSM TRAVELING SPEEDS (At rated engine rpm) Model M128X Tire size (Rear) 520 / 70R38 Range Speed (km/h) 0.37 0.47 0.59 0.79 0.91 1.15 1.44 1.94 2.07 2.62 3.29 4.41 5.07 6.42 8.06 10.80 7.24 9.16 11.50 15.43...
  • Page 13 DIMENSIONS M128X, WSM DIMENSIONS KiSC issued 07, 2008 A...
  • Page 14 GENERAL KiSC issued 07, 2008 A...

  • Page 15: Table Of Contents

    GENERAL CONTENTS 1. TRACTOR IDENTIFICATION ................. G-1 2. GENERAL PRECAUTIONS ................G-2 3. HANDLING PRECAUTIONS FOR ELECTRICAL PARTS AND WIRING .. G-3 [1] WIRING...................... G-3 [2] BATTERY....................G-5 [3] FUSE......................G-5 [4] CONNECTOR .................... G-5 [5] HANDLING OF CIRCUIT TESTER............G-6 4.

  • Page 16: Tractor Identification

    G GENERAL M128X, WSM 1. TRACTOR IDENTIFICATION When contacting your local KUBOTA distributor, always specify engine serial number, tractor serial number and hourmeter reading. (1) Tractor Identification Plate (4) Cabin Identification Plate (2) Tractor Serial Number (Cabin Serial Number) (3) Engine Serial Number...

  • Page 17: General Precautions

    G GENERAL M128X, WSM 2. GENERAL PRECAUTIONS • During disassembly, carefully arrange removed parts in a clean area to prevent confusion later. Screws, bolts and nuts should be installed in their original position to prevent reassembly errors. • When special tools are required, use KUBOTA genuine special tools.

  • Page 18: Handling Precautions For Electrical Parts And Wiring

    G GENERAL M128X, WSM 3. HANDLING PRECAUTIONS FOR ELECTRICAL PARTS AND WIRING To ensure safety and prevent damage to the machine and surrounding equipment, heed the following precautions in handling electrical parts and wiring. IMPORTANT • Check electrical wiring damage loosened connection every year.
  • Page 19 G GENERAL M128X, WSM • Securely insert grommet. (1) Grommet (A) Correct (B) Incorrect W1011388 • Securely clamp, being careful not to damage wiring. (1) Clamp (3) Clamp • Wind Clamp Spirally (4) Welding Dent (2) Wire Harness W1011458 • Clamp wiring so that there is no twist, unnecessary sag, or excessive tension, except for movable part, where sag be required.

  • Page 20: Battery

    G GENERAL M128X, WSM [2] BATTERY • Take care not to confuse positive and negative terminals. • When removing battery cable, disconnect negative wire first. When installing battery cable, check for polarity and connect positive wire first. • Do not install any battery with capacity other than is specified (Ah).

  • Page 21: Handling Of Circuit Tester

    G GENERAL M128X, WSM • Use sandpaper to remove rust from terminals. • Repair deformed terminal. Make certain there is no terminal being exposed or displaced. (1) Exposed Terminal (3) Sandpaper (2) Deformed Terminal (4) Rust W1012346 • Make certain that there is no female connector being too open.

  • Page 22: Lubricants Fuel And Coolant

    G GENERAL M128X, WSM 4. LUBRICANTS FUEL AND COOLANT Capacity Place Lubricants, fuel and coolant M128X 190 L No. 2-D diesel fuel Fuel tank 50.2 U.S.gals No. 1-D diesel fuel if temperature is below −10 °C (14 °F) 41.8 Imp.gals 15.0 L...
  • Page 23 G GENERAL M128X, WSM Greasing Place No. of greasing point Capacity Type of grease Top link Lift rod Front wheel case support Until grease Front axle Multipurpose overflows support type grease Steering joint shaft Assist cylinder (if equipped) Battery terminal A small amount * KUBOTA original transmission hydraulic fluid.

  • Page 24: Tightening Torques

    G GENERAL M128X, WSM 5. TIGHTENING TORQUES Screws, bolts and nuts whose tightening torques are not specified in this Workshop Manual should be tightened according to the table below. [1] GENERAL USE SCREWS, BOLTS AND NUTS Indication on top of...

  • Page 25: Hydraulic Fittings

    G GENERAL M128X, WSM [3] HYDRAULIC FITTINGS Hydraulic Hose Fittings Tightening torque Hose size Thread size N·m kgf·m lbf·ft 13.7 to 15.7 1.4 to 1.6 10.1 to 11.6 22.6 to 27.5 2.3 to 2.8 16.6 to 20.3 45.1 to 53.0 4.6 to 5.4...

  • Page 26: Maintenance

    G GENERAL M128X, WSM 6. MAINTENANCE Service Interval Refe- Since Impor- Item rence 50 100 150 200 250 300 350 400 450 500 550 600 650 700 then tant page every Engine oil Change G-15 300 Hr every Engine oil filter...
  • Page 27 G GENERAL M128X, WSM Service Interval Refe- Since Impor- Item rence 50 100 150 200 250 300 350 400 450 500 550 600 650 700 then tant page every Check G-26 200 Hr Radiator hose and clamp every Replace G-26...
  • Page 28 G GENERAL M128X, WSM [CABIN] Service Interval Refe- Since Impor- Item rence 50 100 150 200 250 300 350 400 450 500 550 600 650 700 then tant page every Inner air filter Clean G-28 200 Hr every Fresh air filter...

  • Page 29: Check And Maintenance

    G GENERAL M128X, WSM 7. CHECK AND MAINTENANCE CAUTION • Be sure to check and service the tractor on a flat place with engine shut off, the parking brake on and chock the wheels. [1] DAILY CHECK To prevent trouble from occurring, it is important to know the condition of the tractor. Check the following items before starting.

  • Page 30: Check Points Of Initial 50 Hours

    G GENERAL M128X, WSM [2] CHECK POINTS OF INITIAL 50 HOURS Changing Engine Oil CAUTION • Be sure to stop the engine before changing the oil. • Allow engine to cool down sufficiently, oil can be hot and can burn.
  • Page 31 G GENERAL M128X, WSM Changing Transmission Fluid CAUTION • Allow engine to cool down sufficiently, oil can be hot and can burn. 1. To drain the used oil, remove the drain plug at the bottom of the transmission case and drain the oil completely into the oil pan.
  • Page 32 G GENERAL M128X, WSM Replacing Hydraulic Oil Filter (Return Side) CAUTION • Be sure to stop the engine before changing the oil filter cartridge. • Allow engine to cool down sufficiently, oil can be hot and can burn. 1. Remove the breather plug. Two to three minutes later, remove the filter with the filter wrench.

  • Page 33: Check Points Of Every 50 Hours

    G GENERAL M128X, WSM [3] CHECK POINTS OF EVERY 50 HOURS Checking Engine Start System CAUTION • Do not allow anyone near the tractor while testing. • If the tractor does not pass the test do not operate the tractor.
  • Page 34 G GENERAL M128X, WSM [4] CHECK POINTS OF EVERY 100 HOURS Checking Battery Condition DANGER • Do not use or charge the refillable type battery if the fluid level is below the LOWER (lower limit level) mark. Otherwise, the battery component parts may prematurely deteriorate, which may shorten the battery’s service life or...
  • Page 35 G GENERAL M128X, WSM Battery Charging 1. To slow charge the battery, connect the battery positive terminal to the charger positive terminal and the negative to the negative, then recharge in the standard fashion. 2. A boost charge is only for emergencies. It will partially charge the battery at a high rate and in a short time.
  • Page 36 G GENERAL M128X, WSM Cleaning Air Cleaner Primary Element 1. Remove the air cleaner cover and primary element. 2. Clean the primary element: - When dry dust adheres to the element, blow compressed air from the inside, turning the element. Pressure of compressed air must be under 205 kPa (2.1 kgf/cm...
  • Page 37 G GENERAL M128X, WSM Adjusting Brake Pedal CAUTION • Stop the engine and chock the wheels before checking brake pedal. • To prevent uneven braking, the specification must be within the recommended limit. 1) Checking Brake Pedal Free Travel 1. Release the parking brake.
  • Page 38 G GENERAL M128X, WSM Checking Fuel Line 1. Check to see that all lines and hose clamps are tight and not damaged. 2. If hoses and clamps are found worn or damaged, replace or repair them at once. NOTE • If the fuel line is removed, be sure to properly bleed the fuel system.
  • Page 39 G GENERAL M128X, WSM Lubricating Grease Fitting 1. Apply a small amount of multipurpose grease to the following points every 100 hours. 2. If you operated the machine in extremely wet and muddy conditions, lubricate grease fittings more often. (1) Grease Fitting (Front Axle Support) (6) Grease Fitting (Lifting Rod) [RH’...
  • Page 40 G GENERAL M128X, WSM [5] CHECK POINTS OF EVERY 200 HOURS Replacing Hydraulic Oil Filter (Suction Side) 1. See page G-16. W1032407 Replacing Hydraulic Oil Filter (Return Side) 1. See page G-17. W1032453 Checking Radiator Hose and Clamp Check to see if radiator hoses are properly fixed every 200 hours of operation or six months, whichever comes first.
  • Page 41 This as a preview PDF file from best-manuals.com Download full PDF manual at best-manuals.com...

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