http://www.gti16v.org/tb879503.htm

----- Original Message -----
From: "Stan Wilder" <wilden1-1@SBCGLOBAL.NET>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Monday, June 27, 2005 10:03 AM
Subject: Re: A/C question

> I replaced a dryer for about $28.00 and an expansion valve for about
$30.00.
> These two parts are cheaper than the recharge if you replace one and not
the
> other.
> It's also a great idea to change all the O rings now to the newer type so
> you can easily transition to R134 later.
> The 134 O rings are compatible with R12, I'm thinking that the ester oil
for
> the compressor will work with both so you can change it too.
> There are lots of A/C websites that chronicle the changes required for R12
> to 134 refrigerant.
>
> Stan Wilder
> Engine Ceramics
> 214-352-4931
> www.engineceramics.com
>
>
> ----- Original Message -----
> From: "Kim Brennan" <kimbrennan@MAC.COM>
> To: <vanagon@GERRY.VANAGON.COM>
> Sent: Monday, June 27, 2005 10:28 AM
> Subject: Re: A/C question
>
>
> > If there is water in the system, the expansion valve could be
> > freezing up, true. One of the things not listed as being replaced is
> > the drier.
> >
> > I know (several years ago), when the GoldBrick's AC system was
> > getting switched over to R134, the evaporator had gotten clogged up
> > with some black junk. Never understood what it was, the dealer
> > replaced it (they also swore that they had cleaned the system prior
> > to switching oils...)
> >
> >
> > On Jun 27, 2005, at 11:23 AM, Robert Cardo wrote:
> >
> > > Sounds as though the expansion valve is plugged up.
> > >