Komatsu WA450-5-L and WA480-5-L 4WD Wheeled Loaders Workshop Manual (CEBM009605)

Illustrated factory Workshop Manual for Komatsu 4WD Wheeled Loaders Models WA450-5-L and WA480-5-L.

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:
   WA450-5-L (SN: A36001-)
   WA480-5-L (SN: A36001-)

Format: PDF, 1411 pages
Language: English
Table of Contents:
   FOREWORD
      SAFETY
      GENERAL
      HOW TO READ THE SHOP MANUAL
      HOISTING INSTRUCTIONS
      PUSH PULL COUPLER
      COATING MATERIALS
      STANDARD TIGHTENING TORQUE
      ELECTRIC WIRE CODE
      CONVERSION TABLES
   GENERAL
      SPECIFICATIONS
      WEIGHT TABLE
      FUEL, COOLANT AND LUBRICANTS
   STRUCTURE AND FUNCTION
      RADIATOR AND OIL COOLER
      ENGINE AND TRANSMISSION MOUNT
      POWER TRAIN
      POWER TRAIN SYSTEM DIAGRAM
      DRIVE SHAFT
      DRIVE TRAIN PIPING
      TORQUE CONVERTER
      TRANSMISSION
      TRANSMISSION CONTROL VALVE
      AXLES
      AXLE MOUNTING
      DIFFERENTIAL
      FINAL DRIVE
      CENTER HINGE PIN
      STEERING PIPING
      STEERING COLUMN
      STEERING VALVE
      ORBITROL VALVE
      STOP VALVE
      STEERING AND SWITCH PUMP
      AUXILIARY STEERING PUMP
      AUXILIARY STEERING MOTOR
      STEERING CYLINDER
      JOYSTICK STEERING LEVER
      BRAKE SYSTEM
      PARKING BRAKE
      HYDRAULIC PIPING
      WORK EQUIPMENT CONTROL LEVER
      HYDRAULIC TANK
      CONVERTER, EQUIPMENT AND PPC PUMPS
      PPC RELIEF VALVE
      ECSS VALVE
      TRAVEL DAMPER VALVE
      EQUIPMENT CONTROL VALVE
      PPC VALVE FOR TWO LEVERS
      PPC VALVE FOR MONO LEVER
      EPC VALVE
      SHUT OFF VALVE
      COOLING FAN
      BOOM AND BUCKET LINKAGE
      BUCKET
      BUCKET POSITIONER, BOOM KICK OUT
      WORK EQUIPMENT CYLINDER
      CAB
      AIR CONDITIONER
      MACHINE MONITORING SYSTEM
      MACHINE MONITOR
      TRANSMISSION CONTROL SYSTEM
      TRANSMISSION CONTROLLER
      WORK EQUIPMENT CONTROL SYSTEM
      WORK EQUIPMENT CONTROLLER
      ELECTRIC TRANSMISSION CONTROL
      KICK DOWN HOLD SWITCH
      ENGINE START CIRCUIT
      ENGINE STOP CIRCUIT
      PARKING BRAKE CIRCUIT
      TURN SIGNAL AND HAZARD LAMP CIRCUIT
      BACK UP LAMP AND STOP LAMP CIRCUIT
      SMALL LAMP AND HEAD LAMP CIRCUIT
      WORK LAMP CIRCUIT
      HORN CIRCUIT
      WIPER WASHER CIRCUIT
      SENSORS
      RELAYS
   TESTING, ADJUSTING AND TROUBLESHOOTING
      STANDARD VALUE TABLE FOR ENGINE
      STANDARD VALUE TABLE FOR CHASSIS
      TOOLS FOR TESTING, ADJUSTING AND TROUBLESHOOTING
      ENGINE COMPONENTS
      ADJUSTING ACCELERATOR PEDAL
      ADJUSTING TRANSMISSION SPEED SENSOR
      POWER TRAIN OIL PRESSURE
      FLUSHING
      TRANSMISSION VALVE FAILS
      STEERING CONTROL
      STEERING OIL PRESSURE
      BRAKE SYSTEM
      TESTING HYDRAULIC FAN
      ACCUMULATOR CHARGE PRESSURE
      PPC OIL PRESSURE
      WORK EQUIPMENT HYDRAULIC PRESSURE
      BUCKET POSITIONER
      LIFT ARM KICK-OUT
      PROXIMITY SWITCH ACTUATION
      ADJUSTING MACHINE MONITOR
      LOAD METER
      LOAD METER CALIBRATION
      BLEEDING AIR
      RELEASING REMAINING PRESSURE
      HANDLING CONTROLLER HIGH-VOLTAGE CIRCUIT
      PM-CLINIC INSPECTION TABLE
      TROUBLESHOOTING GENERAL
      TROUBLESHOOTING MACHINE MONITOR
      TROUBLESHOOTING OF ENGINE CONTROL SYSTEM (ENG MODE)
      TROUBLESHOOTING OF TRANSMISSION CONTROLLER SYSTEM (TM MODE)
      TROUBLESHOOTING OF WORK EQUIPMENT CONTROLLER SYSTEM (WRK MODE)
      TROUBLESHOOTING MACHINE MONITOR PANEL SYSTEM (MON MODE)
      TROUBLESHOOTING OF CHASSIS ELECTRICAL SYSTEM (E MODE)
   DISASSEMBLY AND ASSEMBLY
      METHOD OF USING MANUAL
      PRECAUTIONS WHEN CARRYING OUT OPERATION
      FUEL SUPPLY PUMP ASSEMBLY
      NOZZLE HOLDER ASSEMBLY
      CYLINDER HEAD ASSEMBLY
      RADIATOR ASSEMBLY
      AIR AFTERCOOLER ASSEMBLY
      COOLING FAN DRIVE MOTOR
      ENGINE ASSEMBLY
      STEERING, SWITCH, COOLING FAN PUMPS
      TORQUE CONVERTER CHARGE, WORK EQUIPMENT AND PPC PUMP ASSEMBLY
      TORQUE CONVERTER, TRANSMISSION ASSEMBLY
      TORQUE CONVERTER ASSEMBLY (standard)
      TORQUE CONVERTER ASSEMBLY (lock-up)
      TRANSMISSION ASSEMBLY
      TRANSMISSION CLUTCH PACK ASSEMBLY
      PARKING BRAKE ASSEMBLY
      FRONT AXLE ASSEMBLY
      REAR AXLE ASSEMBLY
      AXLE HOUSING ASSEMBLY
      DIFFERENTIAL ASSEMBLY
      CENTER HINGE PIN
      VALVE ASSEMBLY
      TRAVEL DAMPER ASSEMBLY
      PARKING BRAKE DISC
      HYDRAULIC TANK
      WORK EQUIPMENT VALVE ASSEMBLY
      HYDRAULIC CYLINDER ASSEMBLY
      WORK EQUIPMENT ASSEMBLY
      COUNTERWEIGHT
      FUEL TANK ASSEMBLY
      CAB ASSEMBLY
      CAB, FLOOR FRAME ASSEMBLY
      AIR CONDITIONER UNIT ASSEMBLY
      AIR CONDITIONER COMPRESSOR ASSEMBLY
   OTHERS
      BRAKE OIL CIRCUIT DIAGRAM
      HYDRAULIC CIRCUIT DIAGRAM FOR POWER TRAIN
      HYDRAULIC CIRCUIT DIAGRAM FOR POWER TRAIN
      HYDRAULIC CIRCUIT DIAGRAM FOR WORK EQUIPMENT
      ELECTRIC CIRCUIT DIAGRAM
      FLOOR HARNESS
   ECSS AND LOAD METER SUPPLEMENT
      ECSS VALVE (OP)
      MACHINE MONITOR
      TRANSMISSION CONTROLLER
      TESTING AND ADJUSTING LOAD METER
      TROUBLESHOOTING OF WORK EQUIPMENT CONTROL SYSTEM
      TROUBLESHOOTING OF HYDRAULIC, MECHANICAL SYSTEM (H MODE)