Yanmar JH4 series operation manual.
Engine models covered:
3JH4E
4JH4AE
4JH4-TE
4JH4-HTE

This manual explains with illustration required maintenance.It has schematic electrical diagrams,oil and water flow diagrams and sensor and switch locations. A must to have onboard your vessel.

Yanmar JH4 series operation manual.
Engine models covered:
3JH4E
4JH4AE
4JH4-TE
4JH4-HTE

This manual explains with illustration required maintenance.It has schematic electrical diagrams,oil and water flow diagrams and sensor and switch locations. A must to have onboard your vessel.