Komatsu WA320-3 (SN from 50001) 4WD Wheeled Loaders (Japan) Workshop Manual (SEBM006006)

Illustrated factory Workshop Manual for Komatsu 4WD Wheeled Loaders Models WA320-3.

This manual will assist you in diagnosing, repairing, and adjusting for your 4wd wheeled loader.
You can use a Windows, Mac, or Android device to view this manual. You only need to have a PDF reader installed.

Covered Models (Japan):
   WA320-3 (SN: 50001-)

Format: PDF, 845 pages
Language: English
Table of Contents:
   GENERAL
      GENERAL ASSEMBLY DRAWING
      SPECIFICATIONS
      WEIGHT TABLE
      LIST OF LUBRICANT AND WATER
   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
      PRIORITY VALVE
      STEERING VALVE (ORBIT-ROLL)
      CUSHION VALVE
      WAY RESTRICTOR 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
      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
      ROPS CAB
      AIR CONDITIONER
      ELECTRIC CIRCUIT DIAGRAM
      MACHINE MONITOR SYSTEM
      MAIN MONITOR
      MAINTENANCE MONITOR
      TRANSMISSION AUTO-SHIFT CONTROL SYSTEM
      WORK EQUIPMENT CONTROL SYSTEM
      E.C.S.S.(ELECTRONICALLY CONTROLLED SUSPENSION SYSTEM)
      SENSORS
      ENGINE STARTING CIRCUIT
      ENGINE STOP CIRCUIT
      PREHEATING CIRCUIT
      ELECTRIC TRANSMISSION CONTROL
      KICK-DOWN, HOLD SWITCH
      KICK-DOWN ELECTRIC CIRCUIT DIAGRAM
      TRANSMISSION CUT-OFF SWITCH
      TRANSMISSION CUT-OFF FUNCTION
      ELECTRIC PARKING BRAKE CONTROL
   TESTING AND ADJUSTING
      STANDARD VALUE TABLE FOR ENGINE
      STANDARD VALUE TABLE FOR CHASSIS
      STANDARD VALUE TABLE FOR ELECTRICAL SYSTEM
      TOOLS FOR TESTING, ADJUSTING, AND TROUBLESHOOTING
      ADJUSTING VALVE CLEARANCE
      MEASURING COMPRESSION PRESSURE
      MEASURING BLOW-BY PRESSURE
      TESTING AND ADJUSTING FUEL INJECTION TIMING
      MEASURING EXHAUST COLOR
      MEASURING INTAKE AIR PRESSURE (BOOST PRESSURE)
      MEASURING EXHAUST GAS TEMPERATURE
      MEASURING ENGINE OIL PRESSURE
      MEASURING ENGINE SPEED
      TESTING AND ADJUSTING FAN BELT TENSION
      METHOD FOR ADJUSTING ENGINE STOP MOTOR CABLE
      MEASURING ACCELERATOR PEDAL
      MEASURING OPERATING FORCE, TRAVEL OF SPEED LEVER
      MEASURING STALL SPEED
      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
      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
      TESTING AND ADJUSTING ACCUMULATOR CHARGE PRESSURE
      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)
      ADJUSTING BOOM, BUCKET ANGLE POTENTIOMETER
      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
      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
      TRANSMISSION MODULATING VALVE
      DRIVE SHAFT
      FRONT AXLE
      REAR AXLE
      DIFFERENTIAL
      AXLE HOUSING
      CENTER HINGE PIN
      PRIORITY VALVE
      STEERING VALVE
      STEERING CYLINDER
      RIGHT BRAKE VALVE (TANDEM)
      LEFT BRAKE VALVE (SINGLE)
      PARKING BRAKE DISC
      ACCUMULATOR CHARGE VALVE
      HYDRAULIC TANK
      HYDRAULIC FILTER
      HYDRAULIC, STEERING PUMP
      MAIN CONTROL VALVE
      PPC VALVE
      BUCKET CYLINDER
      BOOM CYLINDER
      HYDRAULIC CYLINDER
      WORK EQUIPMENT
      COUNTERWEIGHT
      FUEL TANK
      CAB
      MAIN MONITOR
      MAINTENANCE MONITOR
      AIR CONDITIONER UNIT
      AIR CONDITIONER CONDENSER
      DRY RECEIVER
      AIR CONDITIONER COMPRESSOR
   MAINTENANCE STANDARD
      ENGINE MOUNT, TRANSMISSION MOUNT
      TORQUE CONVERTER CHARGING PUMP
      TORQUE CONVERTER
      TRANSMISSION
      TRANSMISSION CONTROL VALVE
      MODULATION VALVE ASSEMBLY
      ACCUMULATOR VALVE
      DRIVE SHAFT
      DIFFERENTIAL
      FINAL DRIVE
      AXLE MOUNT
      CENTER HINGE PIN
      STEERING COLUMN
      PRIORITY VALVE
      STEERING CYLINDER MOUNT
      BRAKE
      BRAKE VALVE
      PARKING BRAKE
      HYDRAULIC PUMP
      MAIN CONTROL VALVE
      PPC VALVE
      HYDRAULIC CYLINDER
      WORK EQUIPMENT LINKAGE
      BUCKET
      BUCKET POSITIONER AND BOOM KICK-OUT