John Deere 4720 forage harvester technical manual (TM1312)
Format: PDF
Pages: 282
File size: 47.52 MB
Language: English
Models: 4720
Table of Contents for TM1312 manual
- 4720 Forage Harvester
- CONTENTS
- INTRODUCTION
- 10-GENERAL
- 05-Safety
- 10-Specifications
- 15-Lubrication
- 20-Diagnosing Malfunctions
- 20-DRIVE TRAIN
- 05-Tractor Driveline
- 10-Reverse Drive Gear Case
- 15-Torque
- 20-Rear Universal Drive
- 25-Bevel Gear Case
- 30-Feed Roll Drive Gear Case
- 35-Troubleshooting
- 30-HYDRAULICS
- 05-General Information, Diagnosis and Tests
- 10-Electrohydraulic Valves
- 15-Torque Positioning Cylinder
- 20-Feed Roll Shift Cylinders
- 25-Cutterhead Lift Cylinders
- 30-Spout Cap Cylinders
- 35-Spout Control Motor
- 40-ELECTRICAL
- 05-Wiring Harness
- 10-Diagnosis and Tests
- 15-Electrical Adjustments
- 20-Metal Detector
- 50-CUTTERHEAD ASSEMBLY
- 05-Feed Rolls
- 10-Stationary Knife
- 15-Cutterhead
- 20-Knife Sharpener
- 25-Troubleshooting
- 60-MISCELLANEOUS
- 05-Auger
- 10-Fan
- 15-Spout Liner
- 20-Wheel Bearings
A Technical Manual is the definitive reference guide for understanding, maintaining, and repairing complex machinery. It goes beyond simple instructions by providing the theory of operation for every major system, including electrical, hydraulic, and mechanical components.
Key features of this technical documentation:
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System Logic: In-depth explanations of how each system functions under various load conditions.
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Testing & Adjustments: Procedures to verify that the equipment is operating within factory engineering specifications.
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Detailed Schematics: Comprehensive diagrams for tracing circuits and fluid flows with high precision.
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Component Data: Critical measurements and tolerances required for professional-grade maintenance.
This Technical Manual is an indispensable tool for anyone who needs a deep understanding of their equipment’s design and requires authoritative data for advanced troubleshooting and performance optimization.