Overview
The John Deere 2020 tractor repair service manual provides a technical reference for the covered equipment. Its purpose is to help locate information relevant to inspection, troubleshooting, servicing and repair, as applicable to the supplied publication.
The supplied contents outline identifies GENERAL, ENGINE, FUEL SYSTEM and ELECTRICAL SYSTEM. The table below follows the provided section names and selected topics; consult the manual for the exact procedures and specifications.
Important Information: Confirm the applicable serial-number or production range in the supplied documentation before selecting a procedure.
Table of Contents
John Deere 2020 Manual
Main sections and selected subjects identified in the source documentation:
- GENERAL
- ENGINE
- FUEL SYSTEM
- ELECTRICAL SYSTEM
- POWER TRAIN
- STEERING AND BRAKES
- HYDRAULIC SYSTEM
- MISCELLANEOUS
- SECTION 10 – GENERAL
- Group 5 – Specifications
- Group 10 – Predelivery, Delivery, and After-Sale Services
- Group 15 – Tune-Up and Adjustment
- Group 20 – Lubrication
- Group 25 – Separation
- SECTION 20 – ENGINE
- Group 5 – General Information, Diagnosis, and Tests
- Group 10 – Cylinder Head, Valve Train, and Camshaft
- Group 15 – Cylinder Block, Liners, Pistons, and Rods
- Group 20 – Crankshaft, Main Bearings, and Flywheel
- Group 25 – Timing Gear Train
- Group 30 – Lubrication System
- Group 35 – Cooling System
- Group 40 – Governor and Speed Control Linkage
- SECTION 30 – FUEL SYSTEM
- Group 5 – Diagnosing Malfunctions
- Group 10 – Fuel Injection System
- Group 15 – Gasoline Fuel System
- SECTION 40 – ELECTRICAL SYSTEM
- Group 5 – Information and Diagrams
- Group 10 – Charging Circit
- Group 15 – Starting Circuit
- Group 20 – Ignition Circuit
Serial-Number Applicability
The covered production ranges or serial groups may affect the applicable procedures. Check the identification details on the machine against the source documentation.










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