This manual covers the DEUTZ 914 ENGINES, providing a comprehensive resource for understanding and maintaining these engines. It is designed to offer detailed instructions and high-quality procedures to address potential issues, thereby saving time and facilitating informed decisions regarding engine care. The DEUTZ 914 ENGINES are known for their robust engineering and reliability, making proper maintenance crucial for optimal performance. The scope of this service manual encompasses a wide range of critical areas, including general information, technical data, user instructions, and detailed procedures for various engine components such as the cylinder head, drive system, crankcase, engine control, exhaust system, charging, fuel system, cooling system, lubrication, and electrical system. It also includes information on special tools required for specific tasks. This manual serves as an essential guide for owners, mechanics, and technicians to effectively maintain and repair the DEUTZ 914 ENGINES, ensuring their longevity and operational efficiency.