Komatsu Wheel Loader WA450-3 WA450-3LE service & repair manual

Description Komatsu Wheel Loader WA450-3 WA450-3LE service & repair manual

Komatsu Wheel Loader WA450-3, WA450-3LE pdf workshop service manual + operation & maintenance manual

Serial numbers:
WA450-3 53001 and up
WA450-3LE A30001 and up

Specifications, testing, adjusting, troubleshooting, technical documentation, electrical wiring diagrams, hydraulic schematics, assembly, disassembly, removal, installation instructions and other information

MANUAL CONTENT:
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
PROPORTIONAL SOLENOID VALVE
ELECTRONIC CONTROL MODULATION VALVE
PILOT OIL FILTER
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 CIRCUIT DIAGRAM
BRAKE VALVE
CHARGE VALVE
ACCUMULATOR (FOR BRAKE)
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
ACCUMULATOR (FOR PPC VALVE)
CUT-OFF VALVE
MAIN CONTROL VALVE
WORK EQUIPMENT LINKAGE
BUCKET
BUCKET POSITIONER AND BOOM KICK-OUT
ROPS CAB
HEATER AND DEFROSTER
AIR CONDITIONER (OPTION)
ELECTRIC CIRCUIT DIAGRAM
MACHINE MONITOR SYSTEM
MAIN MONITOR
MAINTENANCE MONITOR
TRANSMISSION AUTO-SHIFT CONTROL 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
STANDARD VALUE TABLE FOR ENGINE RELATED PARTS
STANDARD VALUE TABLE FOR CHASSIS RELATED PARTS
STANDARD VALUE TABLE FOR ELECTRICAL PARTS
TOOLS FOR TESTING, ADJUSTING, AND TROUBLESHOOTING
MEASURING ENGINE SPEED
MEASURING INTAKE AIR PRESSURE
ADJUSTING VALVE CLEARANCE
MEASURING EXHAUST GAS COLOR
MEASURING EXHAUST GAS TEMPERATURE
MEASURING BLOW-BY PRESSURE
MEASURING COMPRESSION PRESSURE
MEASURING ENGINE OIL PRESSURE
TESTING AND ADJUSTING FUEL INJECTION TIMING
ADJUSTING ENGINE STOP MOTOR CABLE
TESTING AND ADJUSTING FAN BELT TENSION
TESTING ACCELERATOR PEDAL
TESTING SPEED CONTROL LEVER
MEASURING STALL SPEED
MEASURING TORQUE CONVERTER, TRANSMISSION, AND PARKING BRAKE OIL PRESSURE
METHOD OF OPERATING EMERGENCY MANUAL SPOOL
TESTING AND ADJUSTING STEERING WHEEL
TESTING AND ADJUSTING STEERING CONTROL
TESTING AND ADJUSTING STEERING OIL PRESSURE
TESTING BRAKE PEDAL
TESTING BRAKE OIL PRESSURE
MEASURING BRAKE PERFORMANCE
MEASURING BRAKE DISC WEAR
BLEEDING AIR FROM BRAKE SYSTEM
TESTING AND ADJUSTING ACCUMULATOR CHARGE PRESSURE
MEASURING PARKING BRAKE PERFORMANCE
MANUAL RELEASE OF PARKING BRAKE
TESTING WEAR OF PARKING BRAKE DISC
TESTING WORK EQUIPMENT CONTROL LEVER
MEASURING WORK EQUIPMENT HYDRAULIC PRESSURE
TESTING WORK EQUIPMENT
TESTING AND ADJUSTING BUCKET POSITIONER
TESTING AND ADJUSTING BOOM KICK-OUT
ADJUSTING MAIN MONITOR
TESTING FUEL LEVEL SENSOR

TROUBLESHOOTING
POINTS TO REMEMBER WHEN TROUBLESHOOTING
SEQUENCE OF EVENTS IN TROUBLESHOOTING
POINTS TO REMEMBER WHEN CARRYING OUT MAINTENANCE
CHECKS BEFORE TROUBLESHOOTING
METHOD OF USING TROUBLESHOOTING CHARTS
CONNECTOR TYPES AND MOUNTING LOCATIONS
CONNECTION TABLE FOR CONNECTOR PIN NUMBERS
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)

DISASSEMBLY AND ASSEMBLY
METHOD OF USING MANUAL
PRECAUTIONS WHEN CARRYING OUT OPERATION
SPECIAL TOOL LIST
STARTING MOTOR
ALTERNATOR
ENGINE OIL COOLER
FUEL INJECTION PUMP
WATER PUMP
TURBOCHARGER
NOZZLE HOLDER
THERMOSTAT
CYLINDER HEAD
RADIATOR
ENGINE
TORQUE CONVERTER, TRANSMISSION
TORQUE CONVERTER
TRANSMISSION
TRANSMISSION CLUTCH PACK
PARKING BRAKE
TRANSMISSION CONTROL VALVE
TRANSMISSION ACCUMULATOR VALVE
DRIVE SHAFT
FRONT AXLE
REAR AXLE
FRONT DIFFERENTIAL
REAR DIFFERENTIAL
DIFFERENTIAL
FINAL DRIVE
CENTER HINGE PIN
STEERING VALVE (ORBIT ROLL)
STEERING VALVE
STEERING DEMAND VALVE
STEERING, SWITCH PUMP
STEERING CYLINDER
BRAKE VALVE
RIGHT BRAKE VALVE (TANDEM)
LEFT BRAKE VALVE (SINGLE)
SLACK ADJUSTER
BRAKE
PARKING BRAKE DISC
ACCUMULATOR CHARGE VALVE
HYDRAULIC TANK
WORK EQUIPMENT, PPC PUMP
PPC VALVE
MAIN CONTROL VALVE
DUMP CYLINDER
LIFT 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
TRANSMISSION
TRANSMISSION CONTROL VALVE
DRIVE SHAFT
DIFFERENTIAL
FINAL DRIVE
AXLE MOUNT
STEERING COLUMN
STEERING VALVE
STEERING CYLINDER MOUNT
SLACK ADJUSTER
BRAKE VALVE
BRAKE
PARKING BRAKE
TORQUE CONVERTER, TRANSMISSION PUMP
STEERING, SWITCH PUMP
HYDRAULIC, PPC PUMP
PPC VALVE
CUT-OFF VALVE
MAIN CONTROL VALVE
LIFT CYLINDER
DUMP CYLINDER
CENTER HINGE PIN
WORK EQUIPMENT LINKAGE
BUCKET
BUCKET POSITIONER AND BOOM KICK-OUT

OTHERS
ELECTRIC CIRCUIT DIAGRAM

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