sporlan valve

[waynekotila]

--- In WanderlodgeForum@yahoogroups.com, Wayne Kotila wrote:
>
> I had the same problem with my 96 PT42, the front heat control has a temp.
> control knob like a car that allows you to ajust the air from the vents to
range
> from cool to hot. This heat control knob has a cable attached that goes down
to
> a valve in the heater hose for the front heat exchangers, and when the dash
knob
> is turned all to cool it closes a flapper in the valve on the heater hose. The
> problem is that that the valve, even when totally shut, still allows some of
the
> heated coolant (antifreeze) to flow past and that keeps the front heat
> exchangers warm so the driver and co-pilot get warm air coming from the front
> vents.
>
> I clamped off a section of the heater hose that the valve is in with 2 vise
> grips and I cut the hose between the vise grips and put in a manualy
operated
> 3/4" brass ball valve. I put ribbed brass fittings in each end of the ball
valve
> that adapted to my heater hose size and tightened with hose clamps. With the
> heater hose clamped off with 2 vise grips and cuting my hose between them, I
> only lost a small amount of antifreeze and that was absored into the rag I
had
> put down under my hose.
> Now if it's warm out, I shut the ball valve off which completly stops the
flow
> of warm antifreeze to the front heat exchangers eliminating the problem of
warm
> air coming from the front heat ducts, this also greatly improves the
performance
> of the front air conditioning, when it gets cool out again I open the ball
vale
> and the system works as it did before. On my coach there is a hinged access
> panel on the botom of the dash in front of the co-pilots seat that gives easy
> access to the front heater hose, you would have to find a easy access place
to
> locate the valve into the heater hose on your coach. The ball valve could be
> located in the supply or return heater hose to the front heat and it would
work
> the same.
>
> Wayne
> 96PT42Â Â Â
>
>
>
>
> ________________________________
> From: williamcharrison
> To: WanderlodgeForum@yahoogroups.com
> Sent: Mon, July 5, 2010 10:49:09 AM
> Subject: [WanderlodgeForum] Sporlan valve
>
> Â
> My coach has a hot cockpit unless I turn off the hot water supply at
> the engine. I ordered sporlan valve rebuild kits but they are not
> for the valve I have. There is a medium sized solenoid valve in
> the front center of the coach which appears to be the culprit.
> As I said, the valve rebuild kits I ordered were for valve bodies
> about 1/2 the diameter of mine.
>
> Any help would be appreciated.
>
> William C. (Chuck) Harrison
> Akron, Ohio
> 90 sp36
>