Factory Shop Manual For Komatsu Log 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: 789
Number: SEBM009904 (august 2000)
Bookmarks: Yes
Searchable: Yes
Wiring Diagrams: Yes
Hydraulic Diagrams: Yes
Model
Komatsu Log Loader
WA450-3LL
SN 50305 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
Transmission Solenoid 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 (Option)
Diverter Valve (Option)
Brake Piping
Brake Circuit Diagram
Brake Valve
Charge Valve
Accumulator (For Brake)
Slack Adjuster
Brake Cooling Piping
Brake Cooling Circuit Diagram
Brake
Brake Cooling
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
Log Grapple
Fork Positioner And Lift Arm Kick-Out
Cab (Option)
Air Conditioner (Option)
Electric Circuit Diagram
Machine Monitor System
Main Monitor
Maintenance Monitor
E.C.S.S.
Sensors
Engine Starting Circuit
Engine Stop Circuit
Preheating Circuit
Electric Transmission Control
Kick-Down Switch
Kick-Down Electric Circuit Diagram
Transmission Cut-Off Switch
Transmission Cut-Off Function
Electric Parking Brake Control
-TESTING AND ADJUSTING
Standard Value Table For Engine
Standard Value Table For Chassis
Standard Value Table For Electrical Parts
Tools For Testing, Adjusting And Troubleshooting
Measuring Engine Speed
Measuring Intake Air Pressure (Boost Pressure)
Adjusting Valve Clearance
Measuring Exhaust Color
Measuring Exhaust Gas Temperature
Measuring Blow-By Pressure
Measuring Compression Pressure
Measuring Engine Oil Pressure
Testing And Adjusting Fuel Injection Timing
Method For Adjusting Engine Stop Motor Cable
Testing And Adjusting Fan Belt Tension
Measuring Accelerator Pedal
Measuring Operating Force, Travel Of Speed Lever
Measuring Stall Speed
Measuring Torque Converter, Transmission, Parking Brake Oil Pressure
Method Of Operating Emergency Manual Spool
Measuring Clearance Between Tire And Wheel
Testing And Adjusting Steering Wheel
Testing And Adjusting Steering Control
Measuring Steering Oil Pressure
Measuring Operating Force, Travel Of Brake Pedal
Measuring Brake Performance
Testing Brake Oil Pressure
Measuring Brake Disc Wear
Bleeding Air From Brake System
Bleeding Air From Brake Cooling Oil Line
Measuring Parking Brake Performance
Manual Release Method For Parking Brake
Testing Wear Of Parking Brake Disc
Measuring Work Equipment Control Lever
Measuring Work Equipment Hydraulic Pressure
Measuring Work Equipment
Testing And Adjusting Fork Positioner
Testing And Adjusting Lift Arm Kick-Out
Adjusting Main Monitor (Speedometer Module)
Checking For Abnormality In Fuel Level Sensor
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
Hydraulic Tank
Brake Cooling Oil Tank
Brake Oil Cooler
Work Equipment, PPC, Brake Cooling Pump
PPC Valve
Main Control Valve
Fork Cylinder
Lift Arm Cylinder
Grapple Arm Cylinder
Hydraulic Cylinder
Work Equipment
Counterweight
Fuel Tank
Cab (Option)
Main Monitor
Maintenance Monitor
-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 Arm Cylinder
Fork Cylinder
Center Hinge Pin
Work Equipment Linkage
Fork Positioner And Lift Arm Kick-Out
-OTHERS
Brake Piping
Hydraulic Piping
Work Equipment Hydraulic Circuit Diagram
Electric Circuit Diagram
Electric Circuit Diagram E.C.S.S.
Connector Pin Arrangement Diagram
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