That upper portion of vent hose if not insulated is venting its heat right
up through the grill at the back of the stove unit.  Found that out on a few
others.  It can be a significant amount.
jimt
On 9/10/05 12:05 PM, "roger sisler" <rogersisler2000@YAHOO.COM> wrote:

> I am getting  way too much interior heat from the propane burner of the
> dometic 182b.I cant use even if it did cool enough ,in summer.I have checked
> the gas pressure , and it is at 11 inches .The orifice is little used,and the
> setting of the flame on low does not allow refrigeration (as is normal), but
> still gives off quite a bit of interior heat.The 110 volt function doesent
> give off near this much heat. I checked for a leaking exhaust pipe, that may
> be dumping gasses into the interior  of my van,but there were none(use a CO
> detector).I am going to insulate the upper ,"corrigated" portion of the
> exhaust vent .I think I can do this by packing in rock wool(if I could find
> it) or fiberglass insulation like found in houses.I measured the heat coming
> from the various parts of the refrig, and believe that most is coming from the
> upper portion of the vent.If I can insulate this like the lower part, most of
> the heat should exit the van.The way the vent is boxed into the rear , I think
> I can
> pack this in tight, like the lower portion, and that it will stay put.Mayber a
> baffel on top of the frig near the vent will help in this packing.Access is
> great by going through the side vent opening on the cabinet.I'll tamp the
> insulation down with a stick, through this hole.Anyone ever done this? What
> type of insulation will work?Less heat out here may get a few more degrees out
> of the ole 182b on the inside of the box.
>
> __________________________________________________