This Service Repair Manual covers the Volvo TAD1630GE, a powerful V-configuration diesel engine designed for demanding applications, particularly generator sets. With a displacement of 16.1 liters, this engine delivers robust performance, typically rated at 405 kW (543 hp). Its water-cooled system and electronic governor ensure efficient and reliable operation. The TAD1630GE is engineered for durability and consistent power output, making it a dependable choice for industrial and power generation needs. This manual provides comprehensive guidance for the maintenance, repair, and technical understanding of the Volvo TAD1630GE engine. It details essential procedures such as lubrication, including oil capacity and recommended service intervals for oil and filter changes, as well as coolant specifications. Information on troubleshooting, technical specifications, and general operating principles is included to assist owners, mechanics, and technicians in maintaining the engine's optimal performance and longevity.