The Case International 485 Tractor represents a robust and reliable workhorse within the utility tractor segment, likely produced during the 1980s or early 1990s. Engineered by Case IH, a successor to International Harvester, this model is designed for a variety of agricultural and industrial tasks. Its straightforward mechanical design, featuring a diesel engine and manual transmission, emphasizes durability and ease of operation, making it a practical choice for farmers and property owners. The tractor's focus on essential functionality, rather than complex electronics, contributes to its reputation for dependable performance in demanding environments. This comprehensive workshop service repair manual provides detailed guidance for the Case International 485 Tractor. It covers essential areas including routine maintenance, step-by-step repair procedures, troubleshooting diagnostics, and complete overhaul instructions for major systems such as the engine, transmission, hydraulics, and electrical systems. The manual is written in English and is suitable for professional technicians, skilled DIY mechanics, and tractor owners seeking to maintain or repair their equipment. Its extensive content, including wiring diagrams and torque specifications, ensures that users have the necessary information to keep their 485 Tractor in optimal working condition.