Komatsu WA450-3-MC 4WD Wheeled Loaders and WA450-3-MC Material Handlers (Japan) Workshop Manual (CEBM003602)

Illustrated factory Workshop Manual for Komatsu 4WD Wheeled Loaders Models WA450-3-MC and Material Handlers Models WA450-3-MC.

This manual will assist you in diagnosing, repairing, and adjusting for your 4wd wheeled loader or material handler.
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):
   WA450-3-MC 4WD Wheeled Loader (SN: A31001-)
   WA450-3-MC Material Handler (SN: A31001-)

Format: PDF, 854 pages
Language: English
Table of Contents:
   FOREWORD
      SAFETY
      GENERAL
      HOW TO READ THE SHOP MANUAL
      HOISTING INSTRUCTIONS
      COATING MATERIALS
      STANDARD TIGHTENING TORQUE
      ELECTRIC WIRE CODE
      CONVERSION TABLES
   GENERAL
      SPECIFICATION DRAWING
      SPECIFICATIONS
      WEIGHT TABLE
      PROPER SELECTION OF FUEL, COOLANT AND LUBRICANTS
   STRUCTURE AND FUNCTION
      POWER TRAIN
      POWER TRAIN SYSTEM
      TORQUE CONVERTER, TRANSMISSION PIPING
      TRANSMISSION SYSTEM DIAGRAM
      TRANSMISSION HYDRAULIC CIRCUIT DIAGRAM
      TORQUE CONVERTER
      TORQUE CONVERTER OIL FILTER
      TRANSMISSION
      TRANSMISSION CONTROL VALVE
      DRIVE SHAFT
      FRONT AXLE
      REAR AXLE
      DIFFERENTIAL
      LIMITED SLIP DIFFERENTIAL
      FINAL DRIVE
      AXLE MOUNT, CENTER HINGE PIN
      STEERING PIPING
      STEERING COLUMN
      STEERING VALVE
      STEERING CONTROL VALVE
      STOP VALVE
      GROUND DRIVEN STEERING PUMP
      DIVERTER VALVE
      BRAKE PIPING
      BRAKE CIRCUIT DIAGRAM
      BRAKE VALVE
      ACCUMULATOR CHARGE VALVE
      ACCUMULATOR
      SLACK ADJUSTER
      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
      PPC VALVE ACCUMULATOR
      CUT OFF VALVE
      MAIN CONTROL VALVE - TWO SPOOL [1/2]
      MAIN CONTROL VALVE - THREE SPOOL [1/2]
      MAIN CONTROL VALVE
      WORK EQUIPMENT LINKAGE
      BUCKET
      BUCKET POSITIONER AND BOOM KICK OUT
      ROPS CAB
      HEATER AND DEFROSTER
      AIR CONDITIONER
      ELECTRIC CIRCUIT DIAGRAM
      MACHINE MONITOR SYSTEM
      MAIN MONITOR
      MAINTENANCE MONITOR
      TRANSMISSION AUTO SHIFT
      LOAD METER SYSTEM
      ECSS
      SENSORS
      ENGINE START CIRCUIT
      ENGINE STOP CIRCUIT
      PREHEATING CIRCUIT
      ELECTRIC TRANSMISSION CONTROL
      KICK DOWN, HOLD SWITCH
      KICK DOWN CIRCUIT DIAGRAM
      TRANSMISSION CUT OFF SWITCH
      TRANSMISSION CUT OFF FUNCTION
      ELECTRIC PARKING BRAKE CONTROL
   TESTING AND ADJUSTING
      STANDARD VALUE TABLES FOR ENGINE
      STANDARD VALUE FOR CHASSIS
      STANDARD VALUE TABLES FOR ELECTRICAL PARTS
      TESTING AND ADJUSTING
      TROUBLESHOOTING
      TROUBLESHOOTING OF ENGINE SYSTEM S MODE
      TROUBLESHOOTING OF MAIN MONITOR SYSTEM M MODE
      TROUBLESHOOTING OF MAINTENANCE MONITOR SYSTEM K MODE
      TROUBLESHOOTING OF ELECTRICAL SYSTEM E MODE
      TROUBLESHOOTING OF TRANSMISSION CONTROLLER SYSTEM A MODE
      TROUBLESHOOTING OF HYDRAULIC AND MECHANICAL SYSTEM T MODE
      TROUBLESHOOTING OF ECSS E MODE
   DISASSEMBLY AND ASSEMBLY
      HOW TO USE THIS MANUAL
      PRECAUTIONS DURING OPERATION
      SPECIAL TOOL LIST
      STARTING MOTOR
      ALTERNATOR
      ENGINE COMPONENTS
      RADIATOR
      ENGINE
      TORQUE CONVERTER, TRANSMISSION
      TORQUE CONVERTER
      TRANSMISSION
      TRANSMISSION CLUTCH PACK
      PARKING BRAKE
      TRANSMISSION CONTROL VALVE
      TRANSMISSION ACCUMULATOR VALVE
      DRIVE SHAFT ASSEMBLY
      FRONT AXLE
      REAR AXLE
      FRONT DIFFERENTIAL
      REAR DIFFERENTIAL
      DIFFERENTIAL
      FINAL DRIVE
      CENTER HINGE PIN
      STEERING VALVE (ORIBITROL)
      STEERING DEMAND VALVE
      STEERING AND SWITCH PUMP
      STEERING CYLINDER
      BRAKE VALVE
      RIGHT BRAKE VALVE (TANDEM)
      LEFT BRAKE VALVE (SINGLE)
      SLACK ADJUSTER
      WHEEL BRAKE
      PARKING BRAKE DISC
      ACCUMULATOR CHARGE VALVE
      HYDRAULIC TANK
      WORK EQUIPMENT, PPC PUMP ASSEMBLY
      PPC VALVE ASSEMBLY
      MAIN CONTROL VALVE
      DUMP CYLINDER
      LIFT CYLINDER
      HYDRAULIC CYLINDERS
      WORK EQUIPMENT
      COUNTERWEIGHT
      FUEL TANK
      CAB ASSEMBLY
      MAIN MONITOR
      MAINTENANCE MONITOR
      AIR CONDITIONER UNIT
      AIR CONDITIONER CONDENSER
      RECEIVER-DRIER
      AIR CONDITIONER COMPRESSOR
   MAINTENANCE STANDARD
      ENGINE AND TRANSMISSION MOUNT
      TORQUE CONVERTER
      TRANSMISSION
      FORWARD, 1ST CLUTCH
      REVERSE, 2ND CLUTCH
      RD, 4TH CLUTCH
      TRANSMISSION VALVES
      DRIVE SHAFTS
      AXLE MOUNT
      FRONT AXLE
      REAR AXLE
      DIFFERENTIAL
      LIMITED SLIP DIFFERENTIAL
      FINAL DRIVE
      STEERING COLUMN
      STEERING VALVE
      STEERING CYLINDER MOUNT
      SLACK ADJUSTER
      LEFT BRAKE VALVE
      RIGHT BRAKE VALVE
      BRAKE
      PARKING BRAKE
      TORQUE CONVERTER, TRANSMISSION PUMP
      STEERING, SWITCH PUMP
      EQUIPMENT, PPC PUMP
      SPOOL CONTROL VALVE
      SPOOL CONTROL VALVE
      PPC VALVE
      CUT OFF VALVE
      CENTER HINGE PIN
      WORK EQUIPMENT LINKAGE
      BOOM CYLINDER
      BUCKET CYLINDER
      STEERING CYLINDER
      BUCKET
      BUCKET POSITIONER AND BOOM KICK OUT
   OTHERS
      ELECTRICAL CIRCUIT DIAGRAM (1 OF 4)
      ELECTRICAL CIRCUIT DIAGRAM (2 OF 4)
      ELECTRICAL CIRCUIT DIAGRAM (3 OF 4)
      ELECTRICAL CIRCUIT DIAGRAM (4 OF 4)