This comprehensive technical manual provides in-depth information on maintaining, assembling, disassembling, and servicing John Deere 2440 and 2640 tractors. It covers a wide range of topics, from basic tune-ups and lubrication to complex engine and powertrain repairs. You'll find detailed specifications, diagrams, and real-life photo illustrations to guide you through every step of the process.

The manual is organized into sections, each focusing on a specific system or component. Section 10 covers general information, including specifications, tools, pre-delivery services, and basic maintenance procedures. Section 20 delves into engine repair, with detailed instructions on cylinder head, valves, camshaft, timing gear train, cylinder block, pistons, rods, crankshaft, main bearings, flywheel, lubrication system, and cooling system. Section 30 focuses on fuel and air system repair, including air intake system, diesel fuel system, and control linkage.

Section 40 covers electrical repair, with detailed instructions on charging circuits, starting circuits, lighting and accessory circuits, instrument circuits, and outlet sockets. Section 50 covers powertrain repair, including clutches, hi-lo shift unit, reverser, collar shift transmission, differential, final drives, and PTO. Section 60 focuses on steering and brakes, with instructions on power steering, hydraulic brakes, and auxiliary brakes. Section 70 covers hydraulic repair, including miscellaneous hydraulic components, hydraulic pumps, rockshaft and implement hitches, selective control valve, breakaway coupler, and remote cylinder.

Section 80 covers miscellaneous repair, including front axles and wheels. Section 90 covers operator station repair, including the seat, ROLL-GARD, and other miscellaneous components. Finally, sections 220 through 270 provide detailed operating and testing procedures for each system.

This manual equips you with the knowledge and resources to diagnose, repair, and maintain your John Deere 2440 and 2640 tractors effectively. It's the ultimate reference for anyone looking to keep their tractors running smoothly and efficiently.

The John Deere 2440 and 2640 tractors were popular workhorses in the agricultural industry, known for their reliability, power, and versatility. These models were introduced in 1975 and continued production until 1982, with the 2640 boasting more horsepower than its 2440 counterpart. Both tractors were designed with a focus on operator comfort and ease of operation, featuring a spacious cab, a comfortable seat, and a well-organized instrument panel. These features allowed for long hours of productive work without fatigue. The 2440 and 2640 were available in a variety of configurations, including row-crop, utility, and wide-front models, catering to a broad array of agricultural needs. The tractors were powered by John Deere's robust six-cylinder diesel engines, known for their durability and fuel efficiency. The 2440 was equipped with a 110-horsepower engine, while the 2640 offered a more powerful 130-horsepower engine, providing ample power for a variety of tasks.

The 2440 and 2640 tractors were equipped with a variety of features designed to enhance performance and operator comfort. These included a powerful hydraulic system for operating implements, a reliable transmission for smooth shifting, and a robust drivetrain for handling demanding workloads. The tractors also featured a variety of optional equipment, including front-end loaders, PTO-driven implements, and various attachments, allowing users to customize the tractors to meet their specific needs. The John Deere 2440 and 2640 tractors were renowned for their dependability and performance, making them popular choices for farmers and ranchers across the globe. Their robust construction, powerful engines, and versatile configurations allowed them to tackle a wide array of agricultural tasks with ease, contributing to their lasting legacy as workhorses of the agricultural industry.