The David Brown 1394 Tractor, part of the 1394 Series produced from the late 1970s into the 1980s, represents a robust and reliable agricultural machine from a historic British manufacturer. Engineered for demanding farm work, this tractor typically features a 4.236-liter diesel engine, delivering approximately 70-80 PTO horsepower with substantial torque. Its transmission is a David Brown Constant Mesh Gearbox, often with 12 forward and 4 reverse gears, complemented by a dual-stage clutch for transmission and PTO operation. Known for its solid construction and functional design, the 1394 was built to provide dependable service, embodying the quality associated with British tractor engineering of its era. This comprehensive Factory Service Repair Manual, presented in English and typically over 500 pages, is designed to assist owners, mechanics, and technicians in maintaining and repairing the David Brown 1394 Tractor. It covers essential areas including engine overhaul, fuel, lubrication, cooling, and electrical systems, as well as drivetrain, hydraulic, and chassis components. Detailed procedures for scheduled maintenance, component repair, troubleshooting, and adjustments are provided, along with information on specialized tools. The manual's depth of information ensures that users can effectively diagnose issues, perform necessary repairs, and understand the innovative features of this agricultural workhorse, facilitating efficient operation and longevity.