Sound- absorption or reflection

[timvasqz]

Should be easy to check the stack. Cap it or shove a potato in it
and crank the engine over powertec may have a height spec
Greg

--- In WanderlodgeForum@yahoogroups.com, "Ralph L. Fullenwider"
wrote:
>
> Hi Kurt:
>
> I am assuming that you have the Dometic side by side and it is a 2
way,
> LP/AC. Of course when the gen set runs or your on shore power, the
120 VAC
> heater is keeping your unit cool. With the gen off or no shore, you
should
> be running on LP, and that is not cooling if I read the post right.
There
> are several things to cause this: Bad board,, blown fuse,, rust
flakes
> laying on top of the burner,, thermistor bad,, bad lp valve,, high
voltage
> ignite/reignite module. To be honest, I should imagine the LP side
may just
> need a little PM done to it.
>
> If the LP works when parked, the flu needs cleaning and there is a
baffle
> in side the boiler tube that needs to be cleaned and on top of the
boiler
> tube there should be an anti blow out plate installed and the gap
should be
> about 1/2 inch.
>
> There is insulation located in the enclosed up exhaust pipe for the
gen
> set. That compartment it is in is completely enclosed as to shut
out any
> CO2, that may leak. I have never removed the exhaust pipe from
there however.
>
> Safe Travels,
>
> Ralph Fullenwider
> '84FC35 " Ruff Diamond"
> Oklahoma
>
>
> At 08:06 AM 2/22/2009 +0000, you wrote:
> >I would say that careful inspections are the order of the day to
keep
> >your coach in top form and you safe.
> >
> >I'm not up to snuff on this post but in my case the new exhaust,
> >exhaust blankets on the new Stainless pipes (18ga.) and a soon to
be
> >installed thermal and acoustic insulation in the engine compartment
> >she'll be cool, quite and efficient The blankets and the SS pipes
are
> >rated at over 2000 degrees continuous duty. So the hottest parts
are
> >insulated and the hottest gasses are directed out and away from the
> >motor. I did install 2 - 1650 cfm electric fans in the engine
> >compartment, to take care of any other residual heating problems.
> >I don't see how insulating any Bird compartment would be
detrimental.
> >I can't imagine any engineer using the coach in any calculation as
a
> >heat sink, to dissipate any heat from the engine or generator
> >
> >Isn't that what radiators and exhausts are for.?
> >
> >I'll redo the insulation in the genny compartment when I do the
main
> >engine area.
> >
> >Look at any Prevost conversion the generators are mostly in
enclosed
> >compartments, Birds , at least the PT series are completely open
> >underneath. I would not worry about maximum insulation in the genny
> >box. When driving you get air flow, when parked the blower is
sucking
> >air in from some where, some is air is flowing through the genny
> >box , along with the manifold, exhaust and valve cover blankets
it's
> >already retaining/containing a lot of heat internally that can
only
> >be removed through the exhaust and radiator. If after insulating
you
> >see higher temps. Install a lower temp. thermostat.
> >
> >After my near miss at burning up my coach I'd like to ask the
forum a
> >question.
> >
> >Has anybody ever checked the condition of the Generator exhaust
stack
> >that goes up through the body? And how would we go about checking
it?
> >It has the potential to be a serious issue should it be leaking
> >exhaust fumes into the coach.
> >
> >In my coach the Genny Stack is located next to the Fridge. How well
> >insulated is it? Maybe that's why my Fridge works great when parked
> >but doesn't when I'm driving. I almost always run the generator
when
> >driving, and yes it's running while parked if not at a place it can
> >be plugged in to. So is it part of my Fridge cooling problem?
Maybe,
> >any thoughts?
> >
> >Kurt Horvath
> >95 PT 42
> >10AC
> >
>