This workshop service repair manual covers David Brown Selectamatic Tractors manufactured between 1970 and 1979. David Brown tractors are renowned for their robust engineering and reliability, originating from a British manufacturer with a long history in agricultural machinery. The Selectamatic system, a key innovation of its time, offered integrated hydraulic draft and position control, enhancing the versatility and operational efficiency of these tractors. This manual provides comprehensive information for farm mechanics, owners, and technicians working on these durable machines, which competed with other major agricultural equipment manufacturers of the era.

The purpose of this manual is to provide detailed guidance for the maintenance, repair, and troubleshooting of David Brown Selectamatic tractors. It covers all major systems, including the engine, transmission (specifically the Selectamatic hydraulic system), hydraulics, steering, brakes, and electrical systems. Readers will find step-by-step repair instructions, routine maintenance schedules, diagnostic procedures, and essential technical specifications. This resource is designed to assist users in preserving the operational integrity and value of their tractors, from basic adjustments to complete overhauls, ensuring these capable machines continue to perform their agricultural duties effectively.