[C320-list] Yanmar Heat Exchanger

[Dave Anderer]

Thanks.  Actually, I was thinking of just yanking the core (pop the two end
caps and push it out) rather than pulling the whole exchange assembly from
the block.  I think I saw that approach suggested in a shop manual I have
around here somewhere.

Does that make any sense based on your experience?



On Thu, Jun 17, 2010 at 1:59 PM, Jon Vez <jonvez at comcast.net> wrote:

> Dave,
>
> Very easy to do. However, make sure you order and have on hand a gasket
> that
> goes between the exchanger and the engine block. There are two types, so
> make sure you get the one appropriate for your engine....
>
> 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 Dave Anderer
> Sent: Thursday, June 17, 2010 1:45 PM
> To: c320-list
> Subject: [C320-list] Yanmar Heat Exchanger
>
> I've noticed a slight uptick this season in the temp gauge on my 3GM30F.
> Nothing major, but it seems to run a little hotter than I recall at my
> normal cruise speed of 2800 RPM.
>
> I'm checking the usual suspects, but it also occurs to me that I've never
> pulled the heat exchanger and had it cleaned.  Looking at the manual,
> pulling it seems to be a trivial task.
>
> Anyone done this and have any insights/suggestions?
>
> Thanks.
>
>