The Case IH 485 tractor, produced in the late 1980s and early 1990s, represents a robust and versatile piece of agricultural machinery. Designed for a wide range of farm tasks, this model embodies the engineering heritage of Case IH, a manufacturer renowned for its durable and reliable equipment. Its diesel engine, typically in the 50-70 HP range, is optimized for heavy-duty applications, and the transmission options, often featuring multiple forward and reverse gears, provide the flexibility needed for various operational demands. With a focus on functionality and longevity, the 485 tractor is built to withstand the rigors of daily farm work, making it a dependable asset for its intended users. This comprehensive workshop repair service manual provides essential information for the maintenance and repair of all Case IH 485 tractor models, trims, engines, and transmissions. Covering hundreds of pages in English, it details everything from general information, safety precautions, and routine maintenance to in-depth procedures for engine overhaul, clutch, transmission, hydraulic, and electrical systems. The manual includes step-by-step repair instructions, disassembly and assembly guides, diagnostic procedures, and troubleshooting charts, making it an invaluable resource for owners, mechanics, and service technicians seeking to ensure the optimal performance and extend the lifespan of their Case IH 485 tractor.