This workshop service repair manual covers the Yanmar 3TNV82A, 3TNV84(T), and 3TNV88 industrial engines. These are robust, water-cooled, 3-cylinder, 4-stroke diesel engines designed for demanding industrial applications. Featuring direct injection and compression ignition, these engines offer reliable performance with displacements ranging from 2.19 L to 2.657 L, with the 3TNV84T model also available in a turbocharged variant. Their vertical, inline configuration and electric starter system ensure efficient operation and ease of use in various industrial settings.

This comprehensive manual provides essential information for the maintenance, repair, and servicing of your Yanmar industrial engine. It details critical procedures, technical specifications, and troubleshooting guidance necessary to keep your engine operating at peak performance. Covered topics include lubrication requirements, filter replacement intervals, coolant specifications, and general engine characteristics. By following the instructions within this manual, owners, mechanics, and technicians can ensure the longevity and optimal functionality of their Yanmar 3TNV series engine.