The IH International Harvester 986 Tractor Factory Service Repair Manual is your comprehensive guide to maintaining and repairing your tractor. This official factory manual, not a third-party alternative, provides detailed instructions and diagrams to help you understand every aspect of your tractor's operation. This manual covers a wide range of topics, including: * **Engine:** Learn about the engine's inner workings, how to perform routine maintenance like oil changes, and troubleshoot common engine problems. * **Lubrication System:** Understand the importance of proper lubrication and learn how to check and maintain fluid levels. * **Cooling System:** This section covers the cooling system's function, how to diagnose cooling issues, and how to perform necessary repairs. * **Fuel System:** Get in-depth knowledge about the fuel system, including fuel filters, injectors, and fuel lines. * **Disassembly and Servicing:** Learn the proper procedures for disassembling and servicing various components of your tractor. * **General:** General maintenance and repair procedures for various components of your tractor. * **Separation:** Detailed information on the separation system and how to maintain it. * **Clutch:** Learn how to inspect, adjust, and repair the clutch system. * **Transmission:** This section covers the transmission's operation, how to adjust it, and how to troubleshoot any transmission issues. * **Drive Chain & Sprockets:** Get detailed instructions on how to inspect, maintain, and replace the drive chain and sprockets. * **Rear Axle:** Learn all about the rear axle, including its components and how to perform maintenance and repairs. * **Brakes:** Understand the braking system, how to diagnose problems, and how to perform necessary repairs. * **Front Axle:** Learn about the front axle, its components, and how to maintain it. * **Steering:** This section covers the steering system, how to adjust it, and how to troubleshoot any steering problems. * **Shocks:** Learn about the shock absorbers, how to inspect them, and how to replace them if necessary. * **Body Work:** Learn how to repair and maintain your tractor's body, including the cab, fenders, and other external components. * **Intake & Exhaust:** This section covers the intake and exhaust system, how to inspect it, and how to perform necessary repairs. * **Hydraulic System:** Understand the hydraulic system, how to diagnose problems, and how to perform repairs. * **Electrical System:** Learn about the electrical system, how to troubleshoot problems, and how to repair or replace components as needed. * **Routine Maintenance:** Detailed guidelines on performing routine maintenance tasks to keep your tractor running smoothly. * **Advanced Troubleshooting:** This section provides you with advanced troubleshooting techniques to help you diagnose and resolve complex problems. * **Wiring Diagram:** This manual includes detailed wiring diagrams to assist you with electrical repairs and troubleshooting. This comprehensive manual includes numerous illustrations, diagrams, and specifications to guide you through any repair procedure. The advanced troubleshooting guide helps you diagnose and correct any problem. With this detailed manual, you'll have all the information you need to repair, maintain, rebuild, refurbish, or restore your IH International Harvester 986 tractor.

The IH International Harvester 986 tractor, a stalwart of the agricultural industry, cemented its place in history as a powerful and versatile workhorse. Manufactured by International Harvester from 1969 to 1982, the 986 was a popular choice for farmers and ranchers due to its robust design and reliable performance. Powered by a 6-cylinder diesel engine, the 986 boasted impressive power and torque, making it capable of handling demanding tasks with ease. Its rugged construction, featuring a heavy-duty frame and durable components, ensured long-lasting performance even in the harshest conditions. The tractor's versatility was further enhanced by a wide range of available attachments, allowing it to tackle an array of agricultural chores, from plowing and tilling to harvesting and hauling. The 986's enduring legacy is attributed to its combination of power, reliability, and versatility. Its intuitive controls and user-friendly design made it accessible to operators of varying skill levels. Its robust construction ensured years of dependable service, making it a valuable asset for any agricultural enterprise. The IH International Harvester 986 tractor's impact on the agricultural landscape remains significant, as it continues to be used and appreciated by farmers and collectors alike. Its legacy lives on in the memories of those who relied on it for their livelihood and the generations who continue to admire its enduring design and performance.