This comprehensive John Deere 3640 Tractor Service Repair Technical Manual provides detailed instructions and diagrams for maintaining and repairing your tractor. It covers every aspect of your machine, from basic maintenance to complex repairs. With easy-to-read text and high-quality illustrations, this manual is suitable for both experienced mechanics and do-it-yourself enthusiasts.

The manual is organized into sections, starting with general information on specifications, pre-delivery inspections, lubrication, and tune-ups. It then delves into specific systems, including the engine, fuel and air intake system, electrical system, power train, steering system and brakes, hydraulic system, and the SG2 cab.

Within each section, you will find detailed information on various components and systems, with step-by-step instructions for troubleshooting and repair. For example, the engine section covers the radiator, and includes tests for diagnosing engine issues. The fuel and air intake system section covers fuel tanks, cold weather starting aids, and air filters. The electrical system section includes wiring diagrams, troubleshooting guides for malfunctions, and testing instructions for circuits and components. The power train section features detailed information on the clutch, transmission, differential, final drives, PTO, and front wheel drive system. The steering system and brakes section includes information on hydrostatic steering, hydraulic brakes, handbrakes, and hydraulic trailer brakes. The hydraulic system section covers valves, pumps, rockshaft, front hitch, selective control valves, quick couplers, and remote cylinders. Finally, the SG2 cab section provides information on the air conditioning system, cab ventilation and heating, the operator's seat, and the cab itself.

This manual is a valuable resource for anyone who owns or works on a John Deere 3640 Tractor. It can help you save money on repair costs by empowering you to perform maintenance and repairs yourself.

The John Deere 3640 tractor, a stalwart in the agricultural landscape, is a testament to John Deere's commitment to building reliable and durable machinery. This model, introduced in 1978, marked a significant advancement in agricultural technology, boasting a powerful 6-cylinder engine and a robust construction that could handle demanding farm tasks. The 3640 was available in both row-crop and utility configurations, catering to a wide range of farming needs. The tractor's versatility extended to its transmission options: a 12-speed synchronized manual, a 16-speed synchronized manual, and a 16-speed powershift transmission, providing operators with greater control and efficiency. The 3640 also featured a well-designed hydraulic system, contributing to its smooth operation and ability to handle implements with ease.

While the John Deere 3640 is no longer in production, its legacy continues to resonate in the agricultural community. Known for its dependability, ease of maintenance, and robust build quality, the 3640 remained a popular choice for farmers for many years. Its simple and effective design made it a reliable workhorse on countless farms, contributing to the success of countless agricultural operations. The John Deere 3640's impressive performance and enduring reputation cement its place as a significant milestone in John Deere's history and a symbol of American ingenuity in the field of agricultural technology. The TM4419 service technical manual provides comprehensive repair and maintenance information for the 3640, ensuring its continued operation for years to come.