This manual covers the YANMAR 3JH2E and 3JH2TE marine diesel engines. These robust, 3-cylinder engines are designed for reliable performance in marine applications. The 3JH2E model features natural aspiration, delivering 32 HP, while the 3JH2TE model is turbocharged, providing 40 HP. Both engines displace 1.632 liters and are built with YANMAR's renowned engineering quality, ensuring durability and efficiency for demanding maritime use.

The purpose of this Workshop Repair Service Manual is to provide comprehensive guidance for the maintenance, repair, and technical understanding of the YANMAR 3JH2E and 3JH2TE engines. It details essential procedures, including lubrication, cooling system service, and filter replacement, alongside critical technical specifications and troubleshooting information. This manual serves as an indispensable resource for owners, mechanics, and technicians to ensure the optimal performance and longevity of these marine diesel engines.