This comprehensive factory service repair manual covers the Case IH 1294, 1390, and 1394 tractor models. These tractors, representative of Case IH's robust agricultural machinery heritage, were engineered for reliability and performance in a variety of farming applications. The manual provides detailed information for maintaining and repairing these workhorses, reflecting the brand's commitment to durable and dependable equipment. This manual serves as an authoritative resource for owners, mechanics, and technicians. It encompasses a wide range of topics, including complete engine overhaul, detailed maintenance schedules, lubrication and cooling systems, fuel and electrical systems, transmission and drivetrain components, brake and steering systems, and hydraulic operations. With factory-trained technician-level knowledge, including advanced diagnostics, troubleshooting guides, and clear illustrations, this manual enables efficient and accurate upkeep of your Case IH tractor.