Description
John Deere 4400 4420 Service Manual is a detailed service technical manual for the John Deere 4400 and 4420 combines. It provides repair, servicing, operating-test and diagnostic information for the combine engines, fuel and air systems, electrical circuits, power train, steering, brakes, hydraulics, separator, header, feeder house, grain handling systems and automatic header height control.
This English-language digital PDF is arranged as a workshop-style technical reference, with specifications, special-tool information, component repair sections, system operation descriptions, testing procedures and diagnosis guidance. It is intended for maintenance and repair work on the John Deere 4400 and 4420 combine models covered by the manual.
WHAT THIS MANUAL CONTAINS
- General Information – Section 10 general service information and technical reference material.
- 219 and 329 Diesel Engine Repair – specifications and special tools, cylinder head, valves and camshaft, block liners, pistons and connecting rods, crankshaft, main bearings and flywheel, lubrication system, and cooling system.
- 359 Diesel Engine Repair – contents, cylinder head, valve and timing gear train, camshaft, cylinder block, liners, pistons and rods, crankshaft, main bearings and flywheel, lubrication system, and cooling system.
- Gasoline Engine Repair – specifications and special tools, cylinder head, valves and camshaft, block liners, pistons and rods, crankshaft, main bearings and flywheel, lubrication system, cooling system, governor and speed-control linkage.
- Fuel and Air Repair – air intake system, 219 and 329 diesel fuel systems, 359 diesel fuel system, and control linkage.
- Electrical Repair – harness replacement, charging-circuit repair, starting-circuit repair, ignition-system repair, lighting, and accessory circuits.
- Power Train Repair – specifications and special tools, clutch, transmission, differential and final-drive components.
- Steering and Brake Repair – specifications, power steering and brake repair information.
- Hydraulic Repair – reservoir, hydraulic pumps, valves, cylinders, motors and accumulator, with specifications and special-tool information.
- Separator Shell Repair – rear hood, cylinder rear cover and separator uprights.
- Operator Station Repair – air-conditioning platforms, pressurizer system, heating system, personal posture seat and cab roof.
- Header Repair – 200 Series cutting platforms, Quik-Tatch cutting platforms, 40 Series corn heads and row-crop heads.
- Feeder House Repair – feeder conveyor chain, feeder conveyor drum, variable-speed feeder-house drives, and lower and upper feeder-house shafts.
- Separator Repair – cylinder, concave and beater, cylinder drives, straw walkers and crankshafts, straw chopper and straw spreader, shoe supply augers, cleaning fan and shoe frame, tailings elevator and augers, lower auger, clean-grain elevator and grain-tank loading auger.
- Grain Tank Unloading System Repair – auxiliary unloading augers and drive, plus inner and outer grain-tank unloading augers.
- Major Drives Repair – engine powershaft, primary countershaft and secondary countershaft.
- Automatic Header Height Control Repair – repair of automatic header-height-control components, with specifications and special-tool information.
- Engine Operation and Tests – engine system operation, specifications, system tests and diagnostic procedures.
- Fuel and Air Operation and Tests – air-intake system, diesel fuel system, control linkage, specifications and testing information.
- Electrical Operation and Tests – general electrical information and diagnosis, charging-circuit diagnosis, starting-circuit diagnosis, and diagnosis of lights, instruments and accessory circuits.
- Power Train Operation and Tests – clutch, transmission and final-drive diagnosis, together with specifications and special tools.
- Steering and Brake Operation and Tests – power-steering and brake testing and diagnostic information.
- Hydraulic Operation and Tests – hydraulic system operation and tests, reservoir, pumps, valves, cylinders, motors and accumulator.
- Operator Station Operation and Tests – air-conditioning operation and tests, pressurizer system and heating system.
- Automatic Header Height Control Operation and Tests – general information, diagnosis and tests for the mechanical, electrical and hydraulic systems, including DIAL-A-MATIC mechanical, electrical and hydraulic system sections.
MODELS COVERED
- John Deere 4400 Combine
- John Deere 4420 Combine
MANUAL DETAILS
Manufacturer: John Deere
Models Covered: 4400 and 4420 combines
Machine Type: Combine harvester
Manual Type: Service Technical Manual
Publication Number: TM1237
Format: Digital PDF
Language: English
The John Deere 4400 4420 Service Manual combines repair sections with operation-and-test sections, making it useful for locating specifications, understanding system operation, carrying out component repairs and diagnosing faults across the combine. Coverage extends from the engine and driveline through to harvesting, grain handling and automatic header-height systems.
WHAT HAPPENS AFTER PURCHASE?
After purchase you will instantly receive our download information file by email. Your manual will then be manually checked and sent to the email address used during checkout, usually within minutes and normally within 1 hour.
WHY BUY FROM AGRIMANUAL?
- Established in 1995 supplying technical manuals
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