John Deere 4000 4020 Diagnostic Technical Repair Manual [Tractors]

Factory Diagnostic Technical Repair Manual (TM1006) For John Deere 4000 4020 Tractors. Detailed step by step illustrations, instructions, diagrams for Systems Diagnosis, Performance Testing, Tests and Adjustments, Operational Check, Operation, Unit Locations and Identification, Diagnostic Codes, Schematics, remove and install, assembly and disassembly, service, maintenance, inspection, repair, troubleshooting, tune-ups.

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Models

John Deere
4000
4020

Contents

GENERAL
General Tractor Specifications
Predelivery, Delivery, and After Sale Services
Tuneup and Adjustment
Lubrication
Separation
ENGINE
General Information, Diagnosis, and Tests
Cylinder Head and Camshaft
Cylinder Block, Liners, Pistons, and Rods
Crankshaft, Main Bearings, and Flywheel
Lubrication System
Cooling System
Governor and Speed Control Linkage
FUEL SYSTEMS
Diagnosing Malfunctions
Diesel Fuel System
Gasoline Fuel System
LPGas Fuel System
ELECTRICAL SYSTEM
Information and Wiring Diagrams
Charging Circuit
Starting Circuit
Ignition System
Lighting and Accessory Circuits
POWER TRAIN
Clutches for SyncroRange Transmission and PTO
SyncroRange Transmission
Engine Disconnect Clutch
Power Shift Transmission
Differential
Final Drive
HiCrop Final Drive
SyncroRange PTO
Power Shift PTO
Belt Pulley
Power Front Wheel Drive
STEERING AND BRAKES
General Information
HYDRAULIC SYSTEM
General Information, Diagnosis, and Tests
Main Reservoir, Filters, Valves, Oil Cooler, and OilReservoir
Hydraulic Pumps
Power Steering
Power Brakes
Rockshaft and Implement Hitches
Selective Control Valve, Breakaway Couplers, and Remote Cylinders
MISCELLANEOUS
Conventional Front Axle
Power Front Wheel Drive Axle