This comprehensive International Harvester 786 886 986 1086 Tractor Full Service Repair Manual provides everything you need to maintain, repair, rebuild, refurbish, or restore your tractor. The manual offers detailed diagnostic and repair procedures, mirroring the information used by professional technicians and mechanics. While designed primarily for professional use, it also includes sufficient information for do-it-yourself mechanics who want to perform their own repairs and maintenance. This manual is a collection of service and repair guides used by mechanics worldwide. It covers a wide range of topics, including repairs, service schedules, maintenance, wiring diagrams, and diagnostics. The manual is organized in a way that makes it easy to find the information you need. Numbered steps guide you through every repair procedure, with detailed illustrations, drawings, and photos to clarify each stage. Enlarged insets allow you to examine parts in detail. A numbered table of contents ensures quick access to the information you need. Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use. This manual also makes it easy to diagnose and repair problems with the tractor's electrical system.

## The International Harvester 786, 886, 986, and 1086: A Legacy of Power and Durability The International Harvester 786, 886, 986, and 1086 tractors, collectively known as the "800 Series", were iconic workhorses produced from 1966 to 1977. These powerful machines were a testament to the engineering prowess of International Harvester, boasting a reputation for ruggedness and reliability that made them a favorite among farmers and ranchers across the globe. The 786, the smallest of the series, came equipped with a 312 cubic inch diesel engine, while the larger models, the 886, 986, and 1086, were powered by International's renowned DT-466 engine, a 466-cubic inch diesel. These models offered a range of horsepower options, starting with the 786's 115 horsepower, all the way up to the 1086's impressive 170 horsepower, making them suitable for a diverse range of farm tasks, from pulling plows and planting seeds to hauling heavy loads and powering various implements. Beyond their power and performance, the 800 series models were renowned for their durability and longevity. The tractors were built with robust steel frames, tough transmissions, and reliable hydraulic systems that could withstand years of hard work in demanding conditions. Their simple design and readily available parts made them easily maintainable, further enhancing their appeal to farmers who valued reliability and uptime. The 800 series cemented International Harvester's reputation as a leader in agricultural machinery, leaving a lasting legacy in the history of farming. Even today, many of these tractors continue to be actively used on farms and ranches, proving their enduring value and contributing to the ongoing success of agricultural operations across the world.