Re: Yanmar 4JH3-HTE Fresh Water Pump Replacement
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If you do not have the gasket you can go to an auto supply and get gasket material. It comes in sceehs and with a razor knife and scissors you can make a gasket. An o ring should not be difficult to find.
The purpose of the coolant is to keep the inside of the block from rusting in addition to other things.
Amel Super Maramu #376
From: main@AmelYachtOwners.groups.io [mailto:main@AmelYachtOwners.groups.io] On Behalf Of Dan Carlson
Sent: Tuesday, March 17, 2020 10:52 AM
Subject: [AmelYachtOwners] Yanmar 4JH3-HTE Fresh Water Pump Replacement
Good morning all, it is time for me to replace the fresh water pump on the YANMAR 4JH3-HTE (100hp Turbo) diesel. The original plan was to have it done in Martinique, but it has started to leak from the shaft seal at the front of the engine. I am currently at Les Saintes and with the Covid 19 situation it seems prudent to stay here for a bit. I already have the replacement pump. But I have a few questions: