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Re: [oletrucks] Heater Control Valves--anyone rebuilt one?

To: J Forbes <jforbes@primenet.com>
Subject: Re: [oletrucks] Heater Control Valves--anyone rebuilt one?
From: "A.B." <bigfred@unm.edu>
Date: Mon, 8 Jan 2001 09:30:23 -0700 (MST)
I've never done it, but I'm in the exact same spot as you right now.
Except this is on my '62 Buick Electra.  The heater core was leaking, and
was a real nightmare to get to so while I'm in there I figure I should
rebuild/replace the valve... If anyone has any advice let us in on it!
Thanks.
-alfie


On Fri, 5 Jan 2001, J Forbes wrote:

> The deluxe heater in my 59 extended cab pickup has
> been leaking, so I started messing with my spare
> heater, in the hopes that I can get it to not leak.
> The heater in the truck had a bad control valve, so
> I bypassed it with a mickey mouse plumber's
> nightmare of plastic elbows and heater hose.  I'd
> like to get the temperature valve working in it.
>
> I took apart the spare heater, and checked for
> leaks.  I have an air pressure regulator, with a
> gage on it, and quick disconnect fittings, so I can
> put it in line with the air hose when painting,
> spraying drywall texture, etc.  It also works for
> leak checking, I just set it to about 10 to 15 psi,
> put a nozzle on it, and use it to blow into the
> heater core...while plugging up the other core
> fitting with my thumb, and holding it underwater to
> check for bubbles.  The core didn't leak, but the
> control valve did.  So, I took the valve apart.  It
> has a rubber washer with a nipple in the middle that
> fits around the valve shaft.  The rubber is getting
> dried out, and cracking some, not all the way thru,
> but enough to let it leak.
>
> Where could I get a new washer for it?  Seems silly
> to pay $30-40 for a new valve (missing the
> thermostatic tube, at  that) when I just need a new
> washer...
>
> Also, I put the thermostatic tube in a pot of hot
> water, to see if it moves the gizmo at the
> valve...and it does!  not sure if it's enough
> movement, it goes about 1/8" in water that's close
> to boiling.
>
> Any input welcome.  I'm in digest mode, so if you
> kindly send replies to my email as well as the list
> I'll see them sooner    :)
>
> Thanks,
> Jim F
> 59s in AZ
> oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959

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