John Deere 4720 Forage Harvesters Technical Manual (TM1312)

This manual will assist you in diagnosing, and repairing for your forage harvester.
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Covered Models:
4720

Format: PDF, 282 pages
Language: English
Publication Date: 01 Sep 1984
Table of Contents:
INTRODUCTION
GENERAL
Safety
Specifications
Lubrication
Diagnosing Malfunctions
DRIVE TRAIN
Tractor Driveline
Reverse Drive Gear Case
Torque
Rear Universal Drive
Bevel Gear Case
Feed Roll Drive Gear Case
Troubleshooting
HYDRAULICS
General Information, Diagnosis and Tests
Electrohydraulic Valves
Torque Positioning Cylinder
Feed Roll Shift Cylinders
Cutterhead Lift Cylinders
Spout Cap Cylinders
Spout Control Motor
ELECTRICAL
Wiring Harness
Diagnosis and Tests
Electrical Adjustments
Metal Detector
CUTTERHEAD ASSEMBLY
Feed Rolls
Stationary Knife
Cutterhead
Knife Sharpener
Troubleshooting
MISCELLANEOUS
Auger
Fan
Spout Liner
Wheel Bearings