John Deere 640H and 648H Skidder Operation and Test Technical Manual

TABLE OF CONTENTS

Contents
eneral Information
Safety Information
a
Diagnostic Trouble Codes (DTC)
Engine Control Unit (ECU) Diagnostic Trouble Codes
Transmission Control Unit (TCU) Diagnostic Trouble Codes
Flex Load Controller (FLC) Diagnostic Trouble Codes
Sealed Switch Module (SSM) Diagnostic Trouble Codes
Advanced Display Unit (ADU) Diagnostic Trouble Codes
Rear Object Detection (ROD) Diagnostic Trouble Codes
Ground Speed Radar (RDR) Diagnostic Trouble Codes
Joystick Steering Valve (JSV) Diagnostic Trouble Codes
Joystick Steering Controller (JSC) Diagnostic Trouble Codes
Operational Checkout Procedure
Operational Checkout Procedure
Engine
Theory Of Operation
Diagnostic Information
Tests
Electrical System
System Information

Monitor Operation
References
Power Train
Hydraulic System
Heating and Air Conditioning