Factory Shop Manual For Komatsu Wheel Loader.

Format: PDF
Language: English
Pages: 99
Number: SEBM001500
Bookmarks: Yes
Wiring Diagrams: Yes
Hydraulic Diagrams: Yes

Model

Komatsu Wheel Loader
WA30-5
SN 1501 And Up

Contents

-STRUCTURE AND FUNCTION
Powertrain
HST Piping
HST Hydraulic Circuit Diagram
Main Piston Pump
High Pressure Relief Valve
Low Pressure Relief Valve
HST Charge Pump
Charge Pump Oil Filter
Speed Related Valve (Da Valve)
High Pressure Cut-Off Valve
Piston Motor
Directional Shuttle Valve
Servo Valve
Inching Valve
Transfer
HST Control
Axle
Differential
Final Drive
Steering Piping
Priority Valve
Steering Valve
Brake (Acts Also As Parking Brake)
Work Equipment Piping
Hydraulic Circuit Diagram For Work Equipment
Main Control Valve
Bucket Positioner
Proximity Switch
Monitor Panel (Cluster Gauge)
Electrical Circuit Diagram
-TESTING AND ADJUSTING
Table Of Judgment Standard Value
Tool For Testing, Adjusting, And Troubleshooting
Adjusting Valve Clearance
Measuring Compression Pressure
Testing And Adjusting Fuel Injection Timing
Testing For Abnormality In Fuel Level Sensor
Testing Accelerator Pedal
Measuring Stall Speed
Measuring HST Oil Pressure
Measuring Steering Pressure
Testing And Adjusting Brake Pedal
Measuring Brake Performance
Measuring Parking Brake Performance
Measuring Brake Disc Wear
Testing And Adjusting Inching Valve Linkage
Adjusting Work Equipment Control Lever
Measuring Work Equipment Pressure
Testing And Adjusting Bucket Positioner
-MAINTENANCE STANDARD
Transmission, Engine Mount
HST Charge Pump
Transfer
HST Inching Valve
Drive Shaft
Differential
Final Drive
Axle Mount
Steering Column
Priority Valve
Steering Cylinder Mount
Brake (Acts Also As Parking Brake)
Hydraulic, Steering Pump
Center Hinge Pin
Hydraulic Cylinder
Work Equipment Linkage
Bucket Positioner
Bucket