[C320-list] Water Pump Leak, Fuel Leak Questions

[Irving Grunes]

Check for a replacement pump on Ebay
Irv Grunes

On Mon, Jan 17, 2011 at 3:27 PM, Stephane Rousseau _/)
<stephaner at gmail.com>wrote:

> Hi everyone,
>
> I have the same problem (3GM30F, Hull 544). Jon could you tell us what and
> where to order the rebuild kit because here in Canada, for a new water pump
> it's around 700$.
>
> Thank you,
>
>
> Steph _/)
> Wedidit 2 (Hull 544)
>
> 2011/1/17 Jon Vez <jonvez at comcast.net>
>
> > Dennis,
> >
> > I had a water pump leak a couple of seasons ago. I replaced the bushing
> and
> > this solved the problem. I have a Johnson water pump (F4 I believe). You
> can
> > check yours by looking on the plate that covers the impeller. I have
> photos
> > of the plate and the bushings on the 320 web site. The job is very simple
> > and takes about 15 minutes. I purchased the bushings in a 'rebuild kit'
> that
> > contained 2 bushings, a couple of impellers and O-Rings--I think I paid
> > about $35 for it. Hope this helps...
> >
> > Regards,
> >
> > Jon Vez
> > Solstice #582
> >
> > -----Original Message-----
> > From: c320-list-bounces at lists.catalina320.com [mailto:
> > c320-list-bounces at lists.catalina320.com] On Behalf Of Dennis Harris
> > Sent: Monday, January 17, 2011 10:19 AM
> > To: C320-List at Catalina320.com
> > Subject: [C320-list] Water Pump Leak, Fuel Leak Questions
> >
> > Water Pump Leak,
> >
> > Yesterday I decided to run the engine a bit to charge the batteries.
>  After
> > running about thirty minutes, I went below to close the thruhull and saw
> > water coming from under the front engine cover.  Source is the cooling
> water
> > pump.  Hoses are tight.  I couldn’t tell exactly where it is coming from,
> > however.  We have had a long spell of cold weather (in/for eastern NC)
> and I
> > keep a heater in the cabin that comes on at 38 degrees.  We occasionally
> > loose power and the power company did a 4 hour shutdown last week, so I’m
> > not sure whether the pump froze.  The leak is relatively slow, so I
> suspect
> > that shaft seal at front or the gasket at the back of the pump has
> failed.
> >  It is my understanding that several pumps may have been used on the
> engines
> > (3GM30F, Hull 694).  How do I determine which pump I have?  Have others
> had
> > similar failure and what did you do to fix it (new pump, complete rebuild
> > kit, or just gaskets and impeller)?
> >
> > Fuel Oil Leak,
> >
> > At the same time that I was checking the water leak, I noticed that the
> pan
> > under the engine had some fuel oil in it.  Again, I haven’t been able to
> > spot the exact source, but it is coming from around the engine fuel
> filter.
> >  The filter seems intact but the lines above it are wet with fuel.  Have
> > others had a similar problem and where is likely source and what is the
> > recommended repair?
> >
> > On both of these, I was limited in the time that I could spend
> > investigating the problem sources and will go back to boat at first
> > opportunity to try to zero in a bit better, but I would be interested in
> > your thoughts to aid in the process.
> >
> > Thanks,
> >
> > Dennis Harris C320 #694
> >
> >
>