This service manual pertains to the Deutz 913 BF6L, a robust engine designed for demanding applications. It has been engineered with a focus on reliability and performance, ensuring quality service and optimal operation. This manual is intended to provide comprehensive guidance for maintaining and repairing this specific model, reflecting the engineering standards and unique aspects of its construction. The purpose of this manual is to equip technicians and owners with the necessary information for the upkeep and repair of the Deutz 913 BF6L. It covers a wide range of topics, including routine maintenance, diagnostic procedures, detailed repair and overhaul instructions for various systems such as fuel, ignition, lubrication, and electrical, as well as engine and transmission disassembly. Special attention is given to safety precautions, the use of specialized tools, and understanding important notations like WARNING, CAUTION, and NOTE to ensure accurate and safe servicing.