This manual covers Case International 2090, 2290, 2390, 2590, 2094, 2294, 2394, and 2594 tractors produced from the late 1970s through the 1980s. These tractors are known for their robust engineering and reliability, representing a significant line of agricultural machinery from Case IH's productive era. Many models in this series feature powerful Case IH 6.6L and 8.3L Diesel Engines, with horsepower ranging from an estimated 120 HP to 180 HP, and some are equipped with turbochargers for enhanced performance. The range of transmissions, including Gear with Mechanical Shift and Gear with Power Shift, along with various axle and drivetrain configurations, highlights the versatility and advanced capabilities of these machines for their time. This comprehensive Service Repair Manual provides detailed information for owners and technicians to maintain and repair these Case International tractors. It covers a wide array of systems, including the engine, transmission, hydraulic system, electrical system, brakes, PTO, and more. The manual offers step-by-step procedures for assembly, disassembly, servicing, repair, diagnosing, and troubleshooting, making it an invaluable resource for DIY repairs and professional servicing. With 118 pages of English content, it includes technical specifications, diagrams, and illustrations to facilitate efficient troubleshooting and maintenance, ensuring the longevity and optimal performance of your tractor.