John Deere 2440 and 2640 Tractors Technical Manual (TM1142)

John Deere 2440 and 2640 Tractors Technical Manual (TM1142 01-MAR-81)

This factory-issued technical manual provides diagnostic guidelines, service specifications, and repair instructions for John Deere 2440 and 2640 tractors. It includes general inspection procedures, lubrication charts, torque data, and tune-up details. The manual covers servicing of the diesel engine, fuel and air intake systems, electrical wiring and instruments, power train components, steering systems, hydraulic circuits, brakes, and additional tractor assemblies. With structured sections and troubleshooting methods, it ensures accurate maintenance and long-term reliability of these utility tractors.

Model Covers:

John Deere 2440 and 2640 Tractors

(S/N -340999)

File Format: PDF

Size: 26.19 MB

No. of pages: 420

Language: English

Delivery Method: Instant Download - Access your file immediately after purchase.

📑 Included Sections:

General

• Specifications, torque values, and lubrication data
• Inspection routines and service intervals

Engine

• Engine diagnostics, cooling system servicing, and overhaul procedures
• Crankshaft, pistons, valves, and timing gear servicing

Fuel System

• Fuel tank, filter elements, and transfer pump repair
• Injection pump servicing and nozzle testing

Electrical System

• Wiring schematics and harness layouts
• Alternator, starter motor, and regulator servicing
• Control panel and instrument diagnostics

Power Train

• Clutch assembly servicing and adjustment
• Transmission disassembly, repair, and reassembly
• PTO system diagnostics and repair procedures

Steering and Brakes

• Steering valve diagnostics and hydraulic pump testing
• Brake servicing, adjustments, and component repairs

Hydraulic System

• Pump and valve diagnostics with schematic references
• Rockshaft servicing and selective control valve repair

Miscellaneous

• Wheel servicing, operator station maintenance, and auxiliary system repairs

This John Deere Technical Manual delivers detailed troubleshooting charts, calibrated adjustment data, and system repair methods, ensuring precise servicing of the 2440 and 2640 tractors.