Factory Shop Manual For Komatsu Wheel Loader. Manual Contains Illustrations, Instructions, Diagrams For Step By Step Remove And Install, Assembly And Disassembly, Service, Inspection, Repair, Troubleshooting, Tune-Ups.

Format: PDF
Language: English
Pages: 1173
Number: SEBM024710 (july 2005)
Bookmarks: Yes
Searchable: Yes
Wiring Diagrams: Yes
Hydraulic Diagrams: Yes

Model

Komatsu Wheel Loader
WA380-5
SN 60001 And Up

Contents

-GENERAL
General Assembly Drawing
Specifications
Weight Table
List Of Lubricant And Coolant
-STRUCTURE AND FUNCTION, MAINTENANCE STANDARD
Cooling System
Engine Mount, Transmission Mount
Powertrain
Powertrain 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
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, Lift Arm 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 (If Equipped)
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 For Engine
Standard Value Table For Chassis
Testing And Adjusting
Troubleshooting
-DISASSEMBLY AND ASSEMBLY
How To Read This Manual
Precautions When Carrying Out Operation
Special Tool List
Engine
Cylinder Head
Radiator And Fan Motor
Aftercooler
Fuel Injection Pump
Nozzle Holder
Fan And Fan Motor
Fuel Tank
Parking Brake Disc Plate
Torque Converter And Transmission
Transmission
Transmission Clutch Pack
Parking Brake
Torque Converter (Standard Specification)
Torque Converter (Lock-Up Specification)
Rear Axle
Front Axle
Axle Housing
Differential
Center Hinge Pin
Cab
Cab And Floor Frame
Operator’s Cab Glass (Stuck Glass)
Transmission, Work Equipment, And PPC Pump
Steering, Switching, And Fan Pump
Steering Demand Valve
ECSS Valve
Work Equipment Valve
Hydraulic Cylinder (Steering, Lift, And Bucket Cylinder )
Hydraulic Tank
Work Equipment
Counter Weight
Air Conditioner Unit
Air Conditioner Compressor
Operator’s Seat
-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
Work Equipment Hydraulic Circuit Diagram (For Electric Work Equipment Lever)
Electrical Circuit Diagram