John Deere 640G-III and 648G-III Skidder Operation and Test Technical Manual

TABLE OF CONTENTS

General Information
Safety Information
Recognize Safety Information
Follow Safety Instructions
Operate Only If Qualified
Wear Protective Equipment
Avoid Unauthorized Machine Modifications
Inspect Machine
Stay Clear of Moving Parts
Avoid High-Pressure Fluids
Beware of Exhaust Fumes
Prevent Fires
Handle Starting Fluid Safely
Prevent Battery Explosions
Handle Chemical Products Safely
Dispose of Waste Properly
Prepare for Emergencies
Use Steps and Handholds Correctly
Start Only From Operator’s Seat
Use and Maintain Seat Belt

Engine
[A Theory of Operation
Diagnostic Information
Adjustments
Tests
Electrical System
System Information
System Diagrams
Sub-System Diagnostics
a References
Power Train
Hydraulic System
Winch
Heating and Air Conditioning