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: 769
Number: SEBM015501 (october 1998)
Bookmarks: Yes
Searchable: Yes
Wiring Diagrams: Yes
Hydraulic Diagrams: Yes

Model

Komatsu Wheel Loader
WA450-3
SN 53001 And Up

Contents

-GENERAL
General Assembly Drawing
Specifications
Weight Table
List Of Lubricant And Water
-STRUCTURE AND FUNCTION
Powertrain
Powertrain 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
Testing And Adjusting
Troubleshooting
-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