Thanks for the link/info/findings Paul.

And Roger, thanks for informative pics/text.

When my refer comes out for a cleaning, I'll now have some other stuff
to test/clean etc.!

Neil.

On 7/5/07, Paul Chubbuck <paul@takingflight.net> wrote:
> For those who are also having problems with their Dometics not cooling well
> on propane after maintainence, but they still cool well on AC, here's an
> update.
>
> I took mine out and apart once again.  I focused on the gas nozzle and the
> combustion chamber, suspicious that possibly the flame was lower than it
> should've been.  The previous time, I had done the alcohol cleaning and blew
> through it afterwards by mouth.  But when it was worse afterwards, I
> wondered if I had actually introduced foreign particles, now partially
> clogging the nozzle....or maybe dislodged oxidation particles without
> getting rid of them.  This time, I followed the advice of Roger (see his
> link below) and cleaned the nozzle in acid.  He recommends battery acid.  I
> used muriatic acid from my hardware store.  Afterwards, I rinsed in very
> clean water, and used a high pressure air can to blow through the
> nozzle...the type you use to clean off computers.
>
> I also made various attempts to seal the combustion box and chimneys more
> completely against leakage.  This was not yet successful.  Nonetheless, I
> put it back together and now the gas is cooling again.
>
> One night it ran all night on propane.  In the morning the temperature of
> the cooling fins was 15 when the interior of the van was 73.
> The next night it ran all night on AC.  In the morning the temperature of
> the cooling fins was 13 when the interior of the van was 72.
>
> That's close enough for me.  I believe it is performing as well now as it
> ever has.
>
> I'm going to make one more attempt to seal off the system better.
> Imperfectly sealed, it supposedly goes out more easily, especially when
> driving.
>
> I'm happy again with my Dometic....well, at least satisfied for now.  Good
> luck.
>
> Paul
>
> ----------
> Follow this link to Roger Sisler's photos and instructions on fridge
> repairs:
>
> http://www.flickr.com/gp/90778605@N00/N82695
>
> If the link doesn't work, try copying and pasting it from this email into
> your browser's address bar.
>
> See you on Flickr!
>
> rogersisler2000
>

--
Neil Nicholson. 1981 Air Cooled Westfalia.

http://web.mac.com/tubaneil