I am the original owner of 1983 h34 with a yanmar 3gmf freshwater cooled engine. I have done all regular routine maintenance suggested by the owners manual oil, trans, belts, impeller and so on. Replaced normal ware and tear items of the years. Winterized engine every year with no issues...
Understanding YANMAR engine model codes Most engine model designations are on an engine data plate, on the front or the top of the engine. Some older engines have the data plate on the adapter plate between the engine and the gearbox . Here are some examples of engine model codes and their meanings: YSE8 Y= horizontal cylinder, lying down. SE = engine model type or block type.
During the past 5 years I've owned two new boats an H356 with a 3GM Yanmar and an H44 with a 4JH Yanmar. Each engine experienced the same coolant leak during the winter storage. In the fall, I would perform all of the routine winterization on the engine and ensure that the coolant level in the...
Hi, I believe what I have as a panel from my Yanmar is called a "B type". Have noticed basically the only light that has ever come on is the "power" or Alternator light at startup. I do not get a temp or oil pressure light at startup as my manual indicates I should. My tachometer works some...
Long hoses to and from other equipment are not Yanmar parts according to the Yanmar parts catalogues. The bulk 1/4" certified marine fuel hoses are a little snug on the existing fittings but can be stretched with a hair dryer. Lubricate all fuel hoses with Superlube to get them on and off in the future.