Komatsu WA380-3-L (SN from A50001) 4WD Wheeled Loaders (Japan) Workshop Manual (CEBMW23091)

Illustrated factory Workshop Manual for Komatsu 4WD Wheeled Loaders Models WA380-3-L.

This manual will assist you in diagnosing, repairing, and adjusting for your 4wd wheeled loader.
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Covered Models (Japan):
   WA380-3-L (SN: A50001-)

Format: PDF, 758 pages
Language: English
Table of Contents:
   GENERAL
      SPECIFICATION DRAWINGS
      SPECIFICATIONS
      WEIGHT TABLE
      FUEL, COOLANT AND LUBRICANTS
      ENGINE OIL SPECIFICATIONS
      DIESEL FUEL SPECIFICATIONS
      COOLANT SPECIFICATIONS
   STRUCTURE AND FUNCTION
      POWER TRAIN
      POWER TRAIN SYSTEM
      TORQUE CONVERTER, TRANSMISSION PIPING
      TRANSMISSION HYDRAULIC SYSTEM DIAGRAM
      TRANSMISSION HYDRAULIC CIRCUIT DIAGRAM
      TORQUE CONVERTER
      TORQUE CONVERTER OIL FILTER
      TRANSMISSION
      TRANSMISSION CONTROL VALVE
      DRIVE SHAFT
      AXLE
      DIFFERENTIAL
      FINAL DRIVE
      AXLE MOUNT, CENTER HINGE PIN
      STEERING PIPING
      STEERING COLUMN
      STEERING VALVE
      ORBIT-ROLL VALVE
      STOP VALVE
      EMERGENCY STEERING PUMP
      DIVERTER VALVE
      BRAKE PIPING
      BRAKE HYDRAULIC CIRCUIT DIAGRAM
      BRAKE VALVE
      ACCUMULATOR CHARGE VALVE
      ACCUMULATOR (FOR BRAKE)
      BRAKE
      PARKING BRAKE CONTROL
      PARKING BRAKE
      PARKING BRAKE SOLENOID VALVE
      PARKING BRAKE VALVE
      PARKING BRAKE EMERGENCY RELEASE SOLENOID VALVE
      HYDRAULIC PIPING
      WORK EQUIPMENT HYDRAULIC SYSTEM DIAGRAM
      WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM
      STRUCTURE AND FUNCTION WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM
      WORK EQUIPMENT LEVER LINKAGE
      HYDRAULIC TANK
      PPC VALVE
      PPC RELIEF VALVE
      ACCUMULATOR (FOR PPC VALVE)
      MAIN CONTROL VALVE
      WORK EQUIPMENT LINKAGE
      BUCKET
      BUCKET POSITIONER AND BOOM KICK-OUT
      CAB
      AIR CONDITIONER
      ELECRIC CIRCUIT DIAGRAM
      ELECTRIC CIRCUIT DIAGRAM (1/4)
      ELECTRIC CIRCUIT DIAGRAM (2/4)
      ELECTRIC CIRCUIT DIAGRAM (3/4)
      ELECTRIC CIRCUIT DIAGRAM (4/4)
      ELECTRIC CIRCUIT DIAGRAM
      ELECTRIC CIRCUIT DIAGRAM
      MACHINE MONITOR SYSTEM
      MAIN MONITOR
      MAINTENANCE MONITOR
      TRANSMISSION AUTO-SHIFT CONTROL SYSTEM
      E.C.S.S. (ELECTRONICALLY CONTROL SUSPENSION SYSTEM)
      SENSORS
      ENGINE STARTING CIRCUIT
      ENGINE STOP CIRCUIT
      ETHER START CIRCUIT
      ELECTRIC TRANSMISSION CONTROL
      KICK-DOWN, HOLD SWITCH
      KICK-DOWN ELECTRIC CIRCUIT DIAGRAM
      TRANSMISSION CUT-OFF FUNCTION
      ELECTRIC PARKING BRAKE CONTROL
   STRUCTURE AND FUNCTION
      STANDARD VALUE TABLE FOR ENGINE
      STANDARD VALUE TABLE FOR CHASSIS
      STANDARD VALUE TABLE FOR ELECTRICAL SYSTEM
      SERVICE TOOLS FOR TESTING, ADJUSTING & TROUBLESHOOTING
      MEASURING ENGINE SPEEDS
      MEASURING INTAKE MANIFOLD PRESSURE
      MEASURING INTAKE AIR RESTRICTION
      MEASURING LUBRICATING OIL PRESSURE
      MEASURING FUEL FILTER INLET RESTRICTION
      MEASURING BLOW-BY PRESSURE
      MEASURING EXHAUST BACK PRESSURE
      MEASURING EXHAUST GAS COLOR
      MEASURING COOLANT TEMPERATURE
      MEASURING AND ADJUSTING VALVE CLEARANCE
      MEASURING WASTEGATE ACTUATOR CALIBRATION
      MEASURING STALL SPEEDS
      MEASURING ACCELERATOR PEDAL
      MEASURING OPERATING FORCE & TRAVEL OF DIRECTIONAL & SPEED LEVERS
      MEASURING TORQUE CONVERTER, TRANSMISSION, PARKING BRAKE OIL PRESSURE
      METHOD OF OPERATING EMERGENCY MANUAL SPOOL
      MEASURING CLEARANCE BETWEEN TIRE AND WHEEL
      TESTING AND ADJUSTING STEERING WHEEL
      TESTING AND ADJUSTING STEERING CONTROL
      MEASURING STEERING OIL PRESSURE
      MEASURING OPERATING FORCE, TRAVEL OF BRAKE PEDAL
      MEASURING BRAKE PERFORMANCE
      TESTING BRAKE OIL PRESSURE
      TESTING FOR BRAKE DISC WEAR
      BLEEDING AIR FROM BRAKE SYSTEM
      MEASURING PARKING BRAKE PERFORMANCE
      MANUAL RELEASE METHOD FOR PARKING BRAKE
      TESTING WEAR OF PARKING BRAKE DISC
      MEASURING WORK EQUIPMENT CONTROL LEVER
      MEASURING WORK EQUIPMENT HYDRAULIC PRESSURE
      MEASURING PPC VALVE PRESSURE
      MEASURING WORK EQUIPMENT
      TESTING AND ADJUSTING BUCKET POSITIONER
      TESTING AND ADJUSTING BOOM KICK-OUT
      ADJUSTING MAIN MONITOR (SPEEDOMETER MODULE)
      TROUBLESHOOTING
   DISASSEMBLY AND ASSEMBLY
      METHOD OF USING MANUAL
      PRECAUTIONS WHEN CARRYING OUT OPERATION
      SPECIAL TOOL LIST
      STARTING MOTOR
      ENGINE OIL COOLER
      FUEL INJECTION PUMP
      WATER PUMP
      TURBOCHARGER
      NOZZLE HOLDER
      THERMOSTAT
      CYLINDER HEAD
      RADIATOR
      ENGINE
      TORQUE CONVERTER CHARGING PUMP
      TORQUE CONVERTER, TRANSMISSION
      TORQUE CONVERTER
      TRANSMISSION
      TRANSMISSION CLUTCH PACK
      TRANSMISSION CONTROL VALVE
      TRANSMISSION ACCUMULATOR VALVE
      DRIVE SHAFT
      FRONT AXLE
      REAR AXLE
      DIFFERENTIAL
      AXLE HOUSING
      CENTER HINGE PIN
      STEERING VALVE
      ORBIT-ROLL VALVE
      STEERING CYLINDER
      BRAKE VALUE
      RIGHT BRAKE VALVE
      LEFT BRAKE VALVE
      PARKING BRAKE DISC
      HYDRAULIC TANK
      HYDRAULIC FILTER
      HYDRAULIC, STEERING, SWITCH, PPC PUMP
      MAIN CONTROL VALVE
      SPOOL VALVE
      PPC VALVE
      BUCKET CYLINDER
      BOOM CYLINDER
      HYDRAULIC CYLINDER
      WORK EQUIPMENT
      COUNTERWEIGHT
      FUEL TANK
      CAB, FLOOR FRAME
      CAB
      MAIN MONITOR
      MAINTENANCE MONITOR
      AIR CONDITIONER UNIT
      AIR CONDITIONER CONDENSER
      DRY RECEIVER
      AIR CONDITIONER CONDENSER COMPRESSOR
   MAINTENANCE STANDARD
      ENGINE MOUNT, TRANSMISSION MOUNT
      TORQUE CONVERTER CHARGING PUMP
      TORQUE CONVERTER
      TRANSMISSION
      TRANSMISSION CONTROL VALVE
      FLOW CONTROL VALVE
      ACCUMULATOR VALVE
      DRIVE SHAFT
      DIFFERENTIAL (1/2)
      FINAL DRIVE
      AXLE MOUNT
      CENTER HINGE PIN
      STEERING COLUMN
      STEERING VALVE
      STEERING CYLINDER MOUNT
      BRAKE
      BRAKE VALVE
      PARKING BRAKE
      MAIN CONTROL VALVE
      PPC VALVE
      HYDRAULIC CYLINDER
      WORK EQUIPMENT LINKAGE
      BUCKET
      BUCKET POSITIONER AND BOOM KICK-OUT