Komatsu Wheel Loader WA380-5 service & repair manual

Description Komatsu Wheel Loader WA380-5 service & repair manual

Komatsu Wheel Loader WA380-5 pdf workshop service manual + operation & maintenance manual

Serial numbers 60001 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 lubricants and coolant

STRUCTURE AND FUNCTION MAINTENANCE STANDARD
Cooling system
Engine mount, transmission mount
Power train
Power train system diagram
Drive shaft (propeller shaft)
Torque converter, transmission piping
Torque converter
Transmission
Transmission control valve
Axle
Differential
Final drive
Axle mounting, center hinge pin
Steering piping
Steering column, orbit-roll
Steering valve
Orbit-roll valve
Stop valve
Steering pump, switch pump
Emergency steering pump (If equipped)
Emergency steering motor (If equipped)
Steering cylinder
Joystick steering lever (If equipped)
Steering lever (If equipped)
Steering switch valve (If equipped)
Brake piping
Brake valve
Charge valve
Accumulator (for brake)
Brake
Parking brake control
Parking brake
Parking brake solenoid valve
Parking brake emergency release valve
Hydraulic piping
Work equipment control lever
Hydraulic tank
Torque converter charging, work equipment, and pilot control pumps
PPC relief valve
E.C.S.S. valve (If equipped)
Work equipment control valve
Work equipment PPC valve
PPC valve (for multi function mono lever)
EPC solenoid valve (If equipped)
Shut off valve (If equipped)
Attachment PPC valve (If equipped)
Cooling fan motor
Cooling fan motor drive pump
Work equipment linkage
Bucket
Bucket positioner, boom kick-out
Work equipment cylinder
Cab
Air conditioner (If equipped)
Machine monitoring system
Machine monitor
Transmission control system
Transmission controller
Work equipment control system (If equipped)
Work equipment controller
Electric transmission control
Kick down, hold switch
Engine starting circuit
Engine stop circuit
Preheating circuit
Engine power mode selector circuit
Parking brake circuit
Sensors

TESTING AND ADJUSTING
Standard value table
Standard value table for engine
Standard value table for chassis
Troubleshooting

DISASSEMBLY AND ASSEMBLY
PRECAUTIONS WHEN CARRYING OUT OPERATION
SPECIAL TOOL LIST
REMOVAL AND INSTALLATION OF ENGINE ASSEMBLY
REMOVAL AND INSTALLATION OF CYLINDER HEAD ASSEMBLY
REMOVAL AND INSTALLATION OF RADIATOR AND FAN MOTOR ASSEMBLY
REMOVAL AND INSTALLATION OF AFTERCOOLER ASSEMBLY
REMOVAL AND INSTALLATION OF FUEL INJECTION PUMP
REMOVAL AND INSTALLATION OF NOZZLE HOLDER ASSEMLBY
REMOVAL AND INSTALLATION OF FAN AND FAN MOTOR ASSEMBLY
REMOVAL AND INSTALLATION OF FUEL TANK ASSEMBLY
REMOVAL AND INSTALLATION OF PARKING BRAKE DISC PLATE
REMOVAL AND INSTALLATION OF TORQUE CONVERER AND TRANSMISSION ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF TRANSMISSION ASSEMLBY
DISASSEMBLY AND ASSEMBLY OF TRANSMISSION CLUTCH PACK ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF PARKING BRAKE ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF TORQUE CONVERTER ASSEMBLY (STANDARD SPECIFICATION)
DISASSEMBLY AND ASSEMBLY OF TORQUE CONVERTER ASSEMLBY (LOCK-UP SPECIFICATION)
REMOVAL AND INSTALLATION OF REAR AXLE ASSEMBLY
REMOVAL AND INSTALLATION OF FRONT AXLE ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF AXLE HOUSING ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF DIFFERENTIAL ASSEMBLY
REMOVAL AND INSTALLATION OF CENTER HINGE PIN
REMOVAL AND INSTALLATION OF CAB ASSEMBLY
REMOVAL AND INSTALLATION OF CAB AND FLOOR FRAME ASSEMBLY
REMOVAL AND INSTALLATION OF TRANSMISSION, WORK EQUIPMENT, AND PPC PUMP ASSEMBLY
REMOVAL AND INSTALLATION OF STEERING, SWITCHING, AND FAN PUMP ASSEMBLY
REMOVAL AND INSTALLATION OF STEERING DEMAND VALVE ASSEMBLY
REMOVAL AND INSTALLATIONOF TRAVEL DUMPER VALVE ASSEMBLY
REMOVAL AND INSTALLATION OF WORK EQUIPMENT VALVE ASSEMBLY
DISASSEMBLY AND ASSEMBLY OF HYDRAULIC CYLINDER ASSEMBLY (STEERING, LIFT, AND BUCKET CYLINDER ASSEMBLY)
REMOVAL AND INSTALLATION OF HYDRAULIC TANK ASSEMBLY
REMOVAL AND INSTALLATION OF WORK EQUIPMENT ASSEMBLY
REMOVAL AND INSTALLATION OF COUNTER WEIGHT
REMOVAL AND INSTALLATION OF AIR CONDITIONER UNIT
REMOVAL AND INSTALLATION OF AIR CONDITIONER COMPRESSOR ASSEMBLY
DISASSEMBLY, ASSEMBLY OF OPERATORS SEAT ASSEMBLY

OTHERS
Power train oil circuit diagram (without torque converter lockup clutch)
Power train oil circuit diagram (with torque converter lockup clutch)
Brake oil circuit diagram
Work equipment hydraulic circuit diagram
Electrical circuit diagram

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