Komatsu Avance WA50-3 Shop Manual Wheel Loader SEBM017803 manuals in PDF

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: 394
Number: SEBM017803 (march 2004)
Bookmarks: Yes
Searchable: Yes
Wiring Diagrams: Yes
Hydraulic Diagrams: Yes

Model

Komatsu Avance Wheel Laoder
WA50-3
Serial No. 21450 and up

Contents

-GENERAL
General Assembly Drawing
Specifications
Weight Table
List Of Lubricant And Water
-STRUCTURE AND FUNCTION
Power Train
Power Train System
Radiator – Oil Cooler
HST Piping
HST Hydraulic System Diagram
HST Hydraulic Circuit Diagram
Main Piston Pump
High-Pressure Relief Valve
Low-Pressure Relief Valve
Work Equipment – Steering Pump, HST Charge Pump
Charge Pump Oil Filter
Speed Related Valve (Da Valve)
Piston Motor
Directional Shuttle Valve
Servo Valve
Inching Valve
Transfer
HST Control
Drive Shaft
Axle
Differential
Final Drive
Axle Mount
Center Hinge Pin
Tire – Wheel
Steering Piping
Steering Column
Priority Valve
Steering Valve (Orbit-Roll)
Brake, Parking Brake Control
Brake (Also Used As Parking Brake)
Work Equipment Piping
Work Equipment Hydraulic System Diagram
Work Equipment Hydraulic Circuit Diagram
Work Equipment Lever Linkage
Hydraulic Tank
Hydraulic Filter
Main Control Valve
Work Equipment Linkage
Bucket
Bucket Positioner
Proximity Switch
ROPS Canopy
Central Panel (Cluster Gauge)
Engine Start Circuit
Engine Stop Circuit
Preheating Circuit
Parking Brake Circuit
-TESTING AND ADJUSTING
Standard Value Table For Engine
Standard Value Table For Chassis
Table Of Tools For Testing, Adjusting, And Troubleshooting
Adjusting Valve Clearance
Measuring Compression Pressure
Testing And Adjusting Fuel Injection Timing
Bleeding Air From Fuel Circuit
Testing And Adjusting Fan Belt Tension
Testing For Abnormality In Fuel Level Sensor
Measuring Accelerator Pedal
Measuring Operating Effort, Travel Of Directional Lever
Measuring Stall Speed
Measuring HST Oil Pressure
Testing And Adjusting Steering Wheel
Measuring Operating Time For Steering Wheel
Measuring Steering Pressure
Testing And Adjusting Brake Pedal
Measuring Operation Effort, Travel Of Brake Pedal
Measuring Brake Performance
Measuring Brake Disc Wear
Testing And Adjusting Inching Valve Linkage
Measuring And Adjusting Work Equipment Control Lever
Measuring Travel Of Main Control Valve Spool
Measuring Work Equipment Pressure
Testing And Adjusting Bucket Positioner
Troubleshooting
-DISASSEMBLY AND ASSEMBLY
Special Tools List
Fuel Injection Pump
Engine
Radiator
Fuel Tank
Main Piston Pump
Piston Motor
Engine And Transfer
Transfer
Drive Shaft
Front Axle
Rear Axle
Differentials
Axle Housings
Center Hinge Pin
Steering Valve
Steering Valve And Relief Valve Housing Side
Steering Cylinder
Parking Brake
Hydraulic Tank
Work Equipment Valve
Bucket Cylinder
Boom Cylinder
Hydraulic Cylinder
Work Equipment
Counterweight
Instruments Panel
-MAINTENANCE STANDARD
Transmission – Engine Mount
Work Equipment – Steering Pump, HST Charge Pump
Transfer
HST Inching Valve
Drive Shaft
Differential (1/2)
Differential (2/2)
Final Drive
Axle Mount
Center Hinge Pin
Steering Column
Priority Valve
Steering Cylinder Mount
Brake
Hydraulic Cylinder
Work Equipment Linkage
Bucket
Bucket Positioner
-OTHERS
Electric Circuit Diagram Serial No. 21450-23000
Electric Circuit Diagram (1/2) Serial No. 23001 And Up
Electric Circuit Diagram (2/2) Serial No. 23001 And Up

What you get

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