Komatsu WA320-3-MC (SN from A31001) 4WD Wheeled Loaders (Japan) Workshop Manual (CEBM003302)

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

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-MC (SN: A31001-)

Format: PDF, 727 pages
Language: English
Table of Contents:
   SAFETY
   FORWORD
      HOW TO READ THE SHOP MANUAL
      HOISTING INSTRUCTIONS
      COATING MATERIALS
      STANDARD TORQUE REQUIREMENTS
      ELECTRIC WIRE CODE
      CONVERSION TABLES
   GENERAL
      SPECIFICATIONS 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
      TRANSMISSION SOLENOID VALVE
      PILOT REDUCING VALVE
      MAIN RELIEF VALVE
      TORQUE CONVERTER OUTLET PORT VALVE
      PRIORITY VALVE
      QUICK RETURN VALVE
      DIRECTIONAL SELECTOR VALVE
      H-L SELECTOR VALVE AND RANGE SELECTOR VALVE
      EMERGENCY MANUAL SPOOL
      MODULATION VALVE
      ACCUMULATOR VALVE
      PILOT OIL FILTER
      DRIVE SHAFT
      AXLE
      DIFFERENTIAL
      FINAL DRIVE
      AXLE MOUNT, CENTER HINGE PIN
      STEERING PIPING
      STEERING COLUMN
      PRIORITY VALVE
      STEERING VALVE (ORBIT-ROLL)
      CONNECTION BETWEEN HAND PUMP AND SLEEVE
      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 LEVER LINKAGE
      HYDRAULIC TANK
      PPC VALVE
      PPC RELIEF VALVE
      ACCUMULATOR (FOR PPC VALVE)
      MAIN CONTROL VALVE
      RELIEF VALVE
      SAFETY VALVE (WITH SUCTION)
      SUCTION VALVE
      MAIN CONTROL VALVE OPERATION
      WORK EQUIPMENT LINKAGE
      BUCKET
      BUCKET POSITIONER AND BOOM KICK-OUT
      ROPS CAB
      AIR CONDITIONER
      ELECTRIC CIRCUIT DIAGRAM
      MACHINE MONITOR SYSTEM
      MAIN MONITOR
      TROUBLE DATA DISPLAY MODE
      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
      COMBINATION SWITCH
      KICK-DOWN, HOLD SWITCH
      KICK-DOWN ELECTRIC CIRCUIT DIAGRAM
      TRANSMISSION CUT-OFF SWITCH
      TRANSMISSION CUT-OFF FUNCTION
      ELECTRIC PARKING BRAKE CONTROL
   TESTING, ADJUSTING AND TROUBLESHOOTING
      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 ENGINE 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, AND PARKING BRAKE OIL PRESSURE
      METHOD OF OPERATING EMERGENCY MANUAL SPOOL
      MEASURING CLEARENCE BETWEEN TIRE AND WHEEL
      TESTING AND ADJUSTING STEERING WHEEL
      MEASURING STEERING OIL PRESSURE
      METHOD OF ADJUSTING MAIN RELIEF 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 WOIRK EQUIPMENT CONTROL LEVER
      MEASURING WORK EQUIPMENT HYDRAULIC PRESSURE
      MEASURING PPC VALVE PRESSURE
      MEASURING WORK EQUIPMENT
      MEASURING WORK EQUIPMENT HYDRAULIC DRIFT
      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
      SKETCHES OF SPECIAL TOOLS
      STARTER MOTOR
      REMOVAL
      INSTALLATION
      ALTERNATOR
      REMOVAL
      INSTALLATION
      REMOVAL OF RADIATOR ASSEMBLY
      INSTALLATION OF RADIATOR ASSEMBLY
      REMOVAL OF ENGINE ASSEMBLY
      INSTALLATION OF ENGINE ASSEMBLY
      REMOVAL OF TORQUE CONVERTER CHARGING PUMP ASSEMBLY
      INSTALLATION OF TORQUE CONVERTER CHARGING PUMP ASSEMBLY
      REMOVAL OF TORQUE CONVERTER TRANSMISSION ASSEMBLY
      INSTALLATION OF TORQUE CONVERTER, TRANSMISSION ASSEMBLY
      DISASSEMBLY OF TORQUE CONVERTER ASSEMBLY
      ASSEMBLY OF TORQUE CONVERTER ASSEMBLY
      DISASSEMBLY OF TRANSMISSION ASSEMBLY
      ASSEMBLY OF TRANSMISSION ASSEMBLY
      DISASSEMBLY OF TRANSMISSION CLUTCH PACK ASSEMBLY
      DISASSEMBLY OF 1ST, 3RD CLUTCH
      ASSEMBLY OF TRANSMISSION CLUTCH PACK ASSEMBLY
      ASSEMBLY OF FORWARD, REVERSE CLUTCH PACK
      ASSEMBLY OF 1ST, 3RD CLUTCH PACK
      REMOVAL OF TRANSMISSION CONTROL VALVE ASSEMBLY
      INSTALLATION OF TRANSMISSION CONTROL VALVE ASSEMBLY
      DISASSEMBLY OF TRANSMISSION CONTROL VALVE ASSEMBLY
      ASSEMBLY OF TRANSMISSION CONTROL VALVE ASSEMBLY
      DISASSEMBLY OF TRANSMISSION ACCUMULATOR VALVE ASSEMBLY
      ASSEMBLY OF TRANSMISSION ACCUMULATOR VALVE ASSEMBLY
      DISASSEMBLY OF TRANSMISSION MODULATING VALVE ASSEMBLY
      ASSEMBLY OF TRANSMISSION MODULATING VALVE ASSEMBLY
      DISASSEMBLY OF DRIVE SHAFT ASSEMBLY
      ASSEMBLY OF DRIVE SHAFT ASSEMBLY
      REMOVAL OF FRONT AXLE
      INSTALLATION OF FRONT AXLE ASSEMBLY
      REMOVAL OF REAR AXLE ASSEMBLY
      INSTALLATION OF REAR AXLE ASSEMBLY
      DISASSEMBLY OF DIFFERENTIAL ASSEMBLY
      ASSEMBLY OF DIFFERENTIAL ASSEMBLY
      DISASSEMBLY OF AXLE HOUSING ASSEMBLY
      ASSEMBLY OF AXLE HOUSING ASSEMBLY
      REMOVAL OF CENTER HINGE PIN
      INSTALLATION OF CENTER HINGE PIN
      REMOVAL OF PRIORITY VALVE
      INSTALLATION OF PRIORITY VALVE ASSEMBLY
      REMOVAL OF STEERING VALVE ASSEMBLY
      INSTALLATION OF STEERING VALVE ASSEMBLY
      DISASSEMBLY OF STEERING VALVE
      DISASSEMBLY OF CONTROL SIDE
      ASSEMBLY OF STEERING VALVE
      ASSEMBLY OF CONTROL SIDE
      ASSEMBLY OF ROTOR
      REMOVAL OF STEERING CYLINDER ASSEMBLY
      INSTALLATION OF STEERING CYLINDER ASSEMBLY
      DISASSEMBLY OF RIGHT BRAKE VALVE ASSEMBLY (TANDEM)
      ASSEMBLY OF RIGHT BRAKE VALVE ASSEMBLY (TANDEM)
      DISASSEMBLY OF LEFT BRAKE VALVE ASSEMBLY (SINGLE)
      ASSEMBLY OF LEFT BRAKE VALVE ASSEMBLY (SINGLE)
      REMOVAL OF PARKING BRAKE DISC
      INSTALLATION OF PARKING BRAKE DISC
      REMOVAL OF HYDRAULIC TANK ASSEMBLY
      INSTALLATION OF HYDRAULIC TANK ASSEMBLY
      REMOVAL OF HYDRAULIC FILTER ASSEMBLY
      INSTALLATION OF HYDRAULIC FILTER ASSEMBLY
      REMOVAL OF HYDRAULIC STEERING PUMP ASSEMBLY
      INSTALLATION OF HYDRAULIC STEERING PUMP ASSEMBLY
      REMOVAL OF MAIN CONTROL VALVE ASSEMBLY
      INSTALLATION OF MAIN CONTROL VALVE ASSEMBLY
      DISASSEMBLY OF MAIN CONTROL VALVE ASSEMBLY
      ASSEMBLY OF MAIN CONTROL VALVE ASSEMBLY
      DISASSEMBLY OF 3-SPOOL CONTROL VALVE ASSEMBLY
      ASSEMBLY OF 3-SPOOL CONTROL VALVE ASSEMBLY
      REMOVAL OF PPC VALVE ASSEMBLY
      INSTALLATION OF PPC VALVE ASSEMBLY
      DISASSEMBLY OF PPC VALVE ASSEMBLY
      ASSEMBLY OF PPC VALVE ASSEMBLY
      REMOVAL OF BUCKET CYLINDER ASSEMBLY
      INSTALLATION OF BUCKET CYLINDE