el...@aol.com
>
>
> -Original Message-
> From: Neil Gallagher via CnC-List
> To: cnc-list
> Cc: Neil Gallagher
> Sent: Wed, Jun 7, 2017 10:18 am
> Subject: Re: Stus-List Yanmar 3JH2E leak around water pump impeller cover
>
> Bruce,
>
> The issue wi
I have a speedseal. I like the engineering. I have never burnt up an
impeller. I also run a globe run-dry impeller.
Josh Muckley
S/V Sea Hawk
1989 C&C 37+
Solomons, MD
On Wed, Jun 7, 2017, 10:20 AM ALAN BERGEN via CnC-List <
cnc-list@cnc-list.com> wrote:
> Have you consideered one of these:
>
hantom
C&C 36 XL/kcb
Oriental, NC
cenel...@aol.com
-Original Message-
From: Neil Gallagher via CnC-List
To: cnc-list
Cc: Neil Gallagher
Sent: Wed, Jun 7, 2017 10:18 am
Subject: Re: Stus-List Yanmar 3JH2E leak around water pump impeller cover
Bruce,
The issue with pu
Have you consideered one of these: http://www.speedseal.com/speedseal.html
I haven't tried one, but I'm considering putting one on my pump. Has
anyone on the list tried one?
Alan Bergen
35 Mk III Thirsty
Rose City YC
Portland, OR
On Wed, Jun 7, 2017 at 5:51 AM, Bruce Whitmore via CnC-List <
cnc
Bruce,
The issue with putting a gasket under the cover is that now the cover
will be moved away from the edge of the vanes of the impeller. The pump
works by creating a vacuum in each space between the vanes at the inlet
as the impeller vanes open up and pressure when the vanes close down a
Hello,
I replaced the impeller on a Yanmar 3JH2E about a month ago, and I was checking
over the engine last weekend and noticed some wetness coming through around the
impeller cover. I tightened the cover bolts (they were not really loose), and
the leak still continues. When I replaced the imp