The Case IH 2390 Tractor represents a robust piece of agricultural machinery, a testament to Case IH's long-standing heritage in producing durable and reliable equipment. Typically produced in the late 1970s to early 1980s, this model is designed for demanding farm work, embodying the brand's legacy of productivity. Its engineering focuses on functional performance and longevity, making it a valuable asset for heavy-duty agricultural operations. The 2390 is a representation of a series of high-horsepower tractors built to withstand the rigors of the field. This comprehensive Service and Repair Manual provides essential guidance for owners, independent mechanics, and agricultural workshops. It covers a wide array of critical systems, including general maintenance, troubleshooting, engine service and repair, transmission, brakes, electrical systems, fuel injection, cooling, suspension, steering, chassis, and axles. The manual offers detailed procedures for routine maintenance, complex repairs, and component disassembly/reassembly, empowering users with the knowledge to perform self-repairs, acquire in-depth understanding of the tractor's construction, and ensure its continued optimal performance.