It's a tell tale weep hole.  Any rebuild shop can fix it.  You can probably
replace the seals yourself or you can replace the pump easily enough.

They call it fresh water because its not saltwater or raw water.  Big
picture, it's not the one with a rubber impeller.

Josh Muckley
S/V Sea Hawk
1989 C&C 37+
Solomons, MD
On May 13, 2015 9:36 AM, "Hoyt, Mike via CnC-List" <cnc-list@cnc-list.com>
wrote:

>  Yanmar 3GM30F.
>
> The weeping hole on the pump that distributes antifreeze throughout engine
> and various systems is now leaking antifreeze.  I believe Yanmar in their
> wisdom calls this the Fresh Water pump although my mechanic calls it a
> coolant distribution pump.
>
>
>
> Anyone know who is best to purchase this part from in Halifax, NS?
>
>
>
> Is this a DIY replacement or engage marine diesel mechanic job?
>
>
>
> When did sailing become all about working on an engine, doing plumbing and
> cleaning ovens?
>
>
>
> Mike
>
> Persistence
>
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