Description
John Deere 840 940 1040 1140 Service Manual is a detailed service and technical repair reference for John Deere 840, 940, 1040 and 1140 agricultural tractors. The manual is arranged by tractor system and provides specifications, special-tool information, inspection guidance, servicing procedures, fault diagnosis, testing and repair information for the covered machines.
This digital PDF is particularly useful for workshop technicians, agricultural mechanics and owners carrying out maintenance or repairs. Coverage includes the engine, fuel and air intake systems, electrical equipment, transmissions, PTO systems, steering, brakes, hydraulics, axles, wheels, trailer equipment and operator cab components.
WHAT THIS MANUAL CONTAINS
- General information and tractor servicing – specifications, pre-delivery, delivery and after-sales inspections, lubrication and periodic service, engine and tractor tune-up procedures, and tractor separation.
- Engine specifications and diagnosis – engine specifications and special tools, engine description, diagnosing malfunctions, and service information for the main engine assemblies.
- Cylinder head and valve train – cylinder head, valves and camshaft inspection, servicing and repair information.
- Engine block and rotating assembly – cylinder block, liners, pistons, connecting rods, crankshaft, main bearings and flywheel.
- Engine timing and lubrication – timing gear train and engine lubrication system information.
- Engine cooling system – cooling-system construction, servicing and related repair information.
- Fuel and air intake system – specifications and special tools, general information, diagnosing malfunctions, fuel tank, water trap, fuel transfer pumps and fuel filter.
- Fuel injection and starting aid – Roto Diesel fuel injection pump, fuel injection nozzles, cold-weather starting aid and speed-control linkage.
- Air cleaner – air-intake filtration components and service information.
- Electrical system – electrical specifications and special tools, system description, fault diagnosis, wiring harnesses, controls and instruments, lighting systems and wiring diagram.
- Starting and charging systems – starting motor and alternator service information.
- Clutch and transmission systems – power-train specifications, description, operation and lubrication, clutch operating linkage, engine clutches, Hi-Lo shift unit, creeper transmission, transmission shift linkage, synchronized transmission and transmission oil pump.
- Transmission, differential and final drive – collar-shift transmission and transmission oil pump, differential, final drives and associated power-train servicing.
- PTO and mechanical front-wheel drive – independent PTO, continuous-running PTO and mechanical front-wheel-drive system information.
- Steering and brakes – specifications and special tools, power steering, manual steering and brake-system service information.
- Hydraulic system diagnosis and testing – hydraulic specifications and special tools, system description, diagnosing malfunctions and pressure tests.
- Hydraulic components – oil reservoir, filter, valves and oil cooler, hydraulic pumps, rockshaft, selective control valves using spool and poppet-valve types, hose couplers and remote cylinder.
- Front axle, wheels and trailer equipment – front axle, belt pulley, front and rear wheels, axle trailer hitch and related miscellaneous equipment.
- Operator cab and protection equipment – cab ventilation and heating, operator seats, operator cab and roll guard.
MODELS COVERED
- John Deere 840 Tractor
- John Deere 940 Tractor
- John Deere 1040 Tractor
- John Deere 1140 Tractor
MANUAL DETAILS
Manufacturer: John Deere
Models Covered: 840, 940, 1040 and 1140 tractors
Machine Type: Agricultural tractors
Manual Type: Service Technical Manual
Manual Number: TM4353
Format: Digital PDF
Language: English
The contents are organised into numbered technical sections covering general tractor service, engine, fuel and air intake, electrical equipment, power train, steering and brakes, hydraulics, miscellaneous components and the operator cab. The structured layout makes it easier to locate system-specific specifications, diagnosis information and repair procedures during workshop servicing. The John Deere 840 940 1040 1140 Service Manual is supplied as an electronic document suitable for viewing on supported computers, tablets and mobile devices with PDF-reading software.
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
- Digital PDF manuals for agricultural and construction machinery
- Large archive including rare and discontinued manuals
- Worldwide service
- Manual orders checked before delivery
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