Komatsu WA500-3 (SN from 50001) 4WD Wheeled Loaders (Japan) Workshop Manual (SEBM009014)

Illustrated factory Workshop Manual for Komatsu 4WD Wheeled Loaders Models WA500-3.

This manual will assist you in diagnosing, repairing, and adjusting for your 4wd wheeled loader.
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Covered Models (Japan):
   WA500-3 (SN: 50001-)

Format: PDF, 1274 pages
Language: English
Table of Contents:
   GENERAL
      GENERAL ASSEMBLY DRAWING
      SPECIFICATIONS
      WEIGHT TABLE
      LIST OF LUBRICANT AND WATER
   STRUCTURE AND FUNCTION
      GENERAL
      RADIATOR AND OIL COOLER
      DAMPER
      TORQUE CONVERTER AND TRANSMISSION PIPING
      HYDRAULIC CIRCUIT FOR POWER TRAIN
      HYDRAULIC CIRCUIT DIAGRAM FOR POWER TRAIN
      TORQUE CONVERTER AND PTO
      TRANSMISSION
      TRANSMISSION CONTROL VALVE
      ECMV (ELECTRONIC CONTROL MODULATION VALVE)
      MAIN RELIEF, TORQUE CONVERTER RELIEF VALVE
      LUBRICATING RELIEF VALVE
      TORQUE CONVERTER OIL FILTER
      PILOT FILTER
      TRANSFER
      DRIVE SHAFT
      CENTER SUPPORT
      AXLE
      DIFFERENTIAL
      LIMITED SLIP DIFFERENTIAL (OP)
      FINAL DRIVE
      AXLE MOUNT
      CENTER HINGE PIN
      STEERING PIPING
      STEERING COLUMN
      STEERING VALVE
      ORBIT-ROLL VALVE
      STOP VALVE
      DIVERTER VALVE
      BRAKE PIPING
      BRAKE CIRCUIT DIAGRAM
      BRAKE VALVE
      CHARGE VALVE
      ACCUMULATOR (FOR BRAKE)
      SLACK ADJUSTER
      BRAKE
      PARKING BRAKE CONTROL
      PARKING BRAKE
      PARKING BRAKE SOLENOID VALVE
      PARKING BRAKE EMERGENCY RELEASE SOLENOID VALVE
      HYDRAULIC PIPING
      HYDRAULIC CIRCUIT SYSTEM
      WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM
      WORK EQUIPMENT LEVER LINKAGE
      HYDRAULIC TANK
      ACCUMULATOR (FOR PPC VALVE)
      PPC VALVE
      PPC RELIEF VALVE
      CUT-OFF VALVE
      E.C.S.S. CONTROL VALVE
      MAIN CONTROL VALVE
      WORK EQUIPMENT LINKAGE
      BUCKET
      BUCKET POSITIONER AND BOOM KICK-OUT
      OPERATION OF PROXIMITY SWITCH
      CAB
      POPS CANOPY
      AIR CONDITIONER
      ELECTRIC CIRCUIT DIAGRAM
      MACHINE MONITOR SYSTEM
      MAIN MONITOR
      MAINTENANCE MONITOR
      ALL-RANGE ELECTRONIC CONTROL AUTOMATIC TRANSMISSION SYSTEM
      JOYSTICK TRANSMISSION SYSTEM
      E.C.S.S. (ELECTRONICALLY CONTROLLED SUSPENSION SYSTEM)
      TRANSMISSION AND E.C.S.S. CONTROLLER
      WORK EQUIPMENT CONTROL SYSTEM
      REMOTE POSITION, JOYSTICK STEERING CONTROLLER
      SENSORS
      ENGINE STARTING CIRCUIT
      ENGINE STOP CIRCUIT
      PREHEATING CIRCUIT (AUTOMATIC PREHEATING SYSTEM)
      ELECTRIC TRANSMISSION CONTROL
      KICK-DOWN, HOLD SWITCH
      KICK-DOWN ELECTRICAL CIRCUIT DIAGRAM
      ELECTRIC PARKING BRAKE CONTROL
   TESTING AND ADJUSTING
      STANDARD VALUE TABLE FOR ENGINE
      STANDARD VALUE TABLE FOR CHASSIS
      STANDARD VALUE TABLE FOR ELECTRICAL RELATED PARTS
      TABLE OF TOOLS FOR TESTING, ADJUSTING, AND TROUBLESHOOTING
      SKETCHES OF SPECIAL TOOLS
      MEASURING ENGINE SPEED (SERIAL NO.: 50001-52000)
      MEASURING EXHAUST GAS COLOR
      ADJUSTING VALVE CLEARANCE (SERIAL NO.: 50001-52000)
      MEASURING COMPRESSION PRESSURE ( SERIAL NO.: 50001-52000)
      MEASURING BLOW-BY PRESSURE
      MEASURING ENGINE OIL PRESSURE (SERIAL NO.: 50001-52000)
      HANDLING EQUIPMENT IN FUEL SYSTEM (SERIAL NO.: 52001 AND UP)
      RELEASING REMAINING PRESSURE IN FUEL SYSTEM (SERIAL NO.: 52001 AND UP)
      CHECK FOR LEAKAGE IN FUEL SYSTEM (SERIAL NO.: 52001 AND UP)
      BLEEDING AIR FROM FUEL SYSTEM (SERIAL NO.: 52001 AND UP)
      MEASURING FUEL PRESSURE (SERIAL NO.: 52001 AND UP)
      TESTING AND ADJUSTING FUEL INJECTION TIMING (SERIAL NO.: 50001-52000)
      REDUCED CYLINDER MODE OPERATION (SERIAL NO.: 52001 AND UP)
      METHOD OF REDUCED CYLINDER MODE OPERATION (SERIAL NO.: 52001 AND UP)
      TESTING AND ADJUSTING ALTERNATOR BELT TENSION (SERIAL NO.: 50001-52000)
      TESTING AND ADJUSTING FAN BELT TENSION
      TESTING AND ADJUSTING BELT TENSION FOR AIR CONDITIONER COMPRESSOR (SERIAL NO.: 50001-52000)
      MEASURING EXHAUST TEMPERATURE (SERIAL NO.: 50001-52000)
      MEASURING AIR SUPPLY PRESSURE (BOOST PRESSURE) (SERIAL NO.: 50001-52000)
      ADJUSTING SPEED SENSOR
      ADJUSTING FUEL CONTROL CABLE (SERIAL NO.: 50001-52000)
      METHOD FOR ADJUSTING ENGINE STOP MOTOR CABLE (SERIAL NO.: 50001-52000)
      TESTING AND ADJUSTING TORQUE CONVERTER, TRANSMISSION OIL PRESSURE
      PROCEDURE FOR FLUSHING TORQUE CONVERTER, TRANSMISSION HYDRAULIC CIRCUIT
      PROCEDURE FOR MOVING MACHINE WHEN TRANSMISSION VALVE FAILS
      TESTING AND ADJUSTING STEERING OIL PRESSURE
      TESTING AND ADJUSTING STEERING STOP VALVE
      TESTING BRAKE OIL PRESSURE
      MEASURING BRAKE DISC WEAR
      MEASURING BRAKE PERFORMANCE
      MEASURING PARKING BRAKE OIL PRESSURE
      TESTING WEAR OF PARKING BRAKE DISC
      MANUAL RELEASE METHOD FOR PARKING BRAKE
      TESTING AND ADJUSTING ACCUMULATOR CHARGE PRESSURE
      TESTING AND ADJUSTING PPC OIL PRESSURE
      ADJUSTING PPC VALVE LINKAGE
      MEASURING WORK EQUIPMENT HYDRAULIC PRESSURE
      ADJUSTING WORK EQUIPMENT LEVER LINKAGE
      HANDLING ENGINE CONTROLLER HIGH VOLTAGE CIRCUIT
      INITIAL TEACHING METHOD FOR TRANSMISSION CONTROLLER
      TESTING AND ADJUSTING OF BUCKET POSITIONER
      TESTING AND ADJUSTING OF BOOM KICK-OUT
      ADJUSTING MAIN MONITOR (SPEEDOMETER MODULE)
      BLEEDING AIR
      RELEASING REMAINING PRESSURE IN HYDRAULIC CIRCUIT
      TROUBLESHOOTING
   DISASSEMBLY AND ASSEMBLY
      METHOD OF USING MANUAL
      PRECAUTIONS WHEN CARRYING OUT OPERATION
      SPECIAL TOOL LIST
      SKETCHES OF SPECIAL TOOLS
      STARTING MOTOR
      ALTERNATOR
      ENGINE OIL COOLER
      FUEL INJECTION PUMP (SERIAL NO.:50001-52000)
      FUEL SUPPLY PUMP (SERIAL NO.:52001 AND UP)
      WATER PUMP
      NOZZLE HOLDER (SERIAL NO.:50001-52000)
      FUEL INJECTOR (SERIAL NO.:52001 AND UP)
      TURBOCHARGER
      ENGINE FRONT SEAL
      ENGINE REAR SEAL
      CYLINDER HEAD
      RADIATOR
      ENGINE
      DAMPER
      TORQUE CONVERTER, TRANSMISSION
      TORQUE CONVERTER
      TRANSMISSION
      TRANSFER
      PARKING BRAKE
      TRANSMISSION CONTROL VALVE
      CENTER SUPPORT
      DRIVE SHAFT
      FRONT AXLE
      FRONT DIFFERENTIAL
      REAR AXLE
      REAR DIFFERENTIAL
      DIFFERENTIAL GEAR
      LIMITED SLIP DIFFERENTIAL
      FINAL DRIVE
      ORBIT-ROLL
      STEERING CYLINDER
      STEERING VALVE
      BRAKE VALVE
      SLACK ADJUSTER
      BRAKE (FRONT, REAR)
      ACCUMULATOR CHARGE VALVE
      HYDRAULIC PUMP
      HYDRAULIC TAKE
      HYDRAULIC FILTER
      PPC VALVE
      MAIN CONTROL VALVE
      BUCKET CYLINDER
      BOOM CYLINDER
      BOOM AND BUCKET CYLINDERS
      CENTER HINGE PIN
      WORK EQUIPMENT
      BULKHEAD
      ENGINE HOOD
      FLOOR FRAME
      COUNTERWEIGHT
      FUEL TANK
      CAB
      AIR CONDITIONER UNIT
      AIR CONDITIONER CONDENSER
      RECEIVER TANK
      AIR CONDITIONER COMPRESSOR
   MAINTENANCE STANDARD
      ENGINE MOUNT
      TRANSMISSION MOUNT
      DAMPER
      TORQUE CONVERTER CHARGING PUMP
      TORQUE CONVERTER, PTO
      TRANSMISSION
      TRANSFER
      MAIN RELIEF, TORQUE CONVERTER RELIEF VALVE
      LUBRICATION RELIEF VALVE
      DRIVE SHAFT
      CENTER SUPPORT
      DIFFERENTIAL
      LIMITED SLIP DIFFERENTIAL (IF EQUIPPED)
      FINAL DRIVE
      AXLE MOUNT
      CENTER HINGE PIN
      STEERING COLUMN
      STEERING PUMP
      STEERING VALVE
      STEERING CYLINDER MOUNT
      BRAKE VALVE
      SLACK ADJUSTER
      BRAKE
      PARKING BRAKE
      HYDRAULIC PUMP
      SWITCH, PPC PUMP
      PPC VALVE
      CUT-OFF VALVE
      MAIN CONTROL VALVE
      HYDRAULIC CYLINDERS
      BUCKET LINKAGE
      BUCKET
      BUCKET POSITIONER AND BOOM KICK-OUT
      ROPS CAB
   OTHERS
      TRANSMISSION
      BRAKE PIPING SERIAL NO.:50001-52000
      HYDRAULIC PINGING SERIAL NO.:50001-52000
      WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM SERIAL NO.:50001-52000
      WORK EQUIPMENT HYDRAULC CIRCUIT DIAGRAM (MACHINE WITH OPTIONAL SPECIFICATION) SERIAL NO.:50001-52000
      WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM SERIAL NO.:52001 AND UP
      ELECTRIC CIRCUIT DIAGRAM (1/4) SERIAL NO.:50001-52000
      ELECTRIC CIRCUIT DIAGRAM (2/4) SERIAL NO.:50001-52000
      ELECTRIC CIRCUIT DIAGRAM (3/4) SERIAL NO.:50001-52000