Leaky Compressor Seal
Leaky Condenser
Leaky hoses and connections
Relief plug on Dryer
Leaky Evaporator
defective pressure switches

----- Original Message -----
From: David Bohannan <fjazzbass@gmail.com>
Date: Wednesday, June 28, 2006 11:44 am
Subject: Re: R12 or R134 - How to distinguish?
> Agreed...find the leak...FIRST place to look: leaky valves...
>
> Dave
>
> On 6/28/06, Dennis Haynes <dhaynes@optonline.net> wrote:
> >
> > Instead of filling the system, you need to consider finding the
> leak and
> > having it repaired. The whole idea of restriciting R12 and
> taxing all
> > refrigerants was to stop folks from simply adding refrigerant to
> leaky> systems. It is hard to believe that someone would remove a
> retrofit fitting
> > instead of purchasing another one. I would say that either way
> the system or
> > at least the oil is cross contaminated. Try adding the R-134A
> but you should
> > find the leaks as that will soon be highly taxed also. It is not
> normal to
> > have to top up the system.
> >
> > Dennis
> >
> > ----- Original Message -----
> > From: James V <tornadored@GMAIL.COM>
> > Date: Wednesday, June 28, 2006 11:12 am
> > Subject: R12 or R134 - How to distinguish?
> >
> > > Is it possible to tell if the AC is R12 or R134, BESIDES the
> > > low/high side
> > > fittings?
> > >
> > > When I purchased my 88 Westy over a year ago, the previous owner
> > > (whom I've
> > > found no reason not to trust), said the van had previously (by the
> > > priorowner) been converted to R134.  But when I went to fill, I
> > > noticed that it
> > > did not have the R134 low side fitting.
> > >
> > > I contacted the seller, and he recalled that he thinks he filled
> > > it, and
> > > then may have removed the fitting for use on another van.
> > >
> > > So then I checked the high-side fitting, and that does not have
> > > the R134
> > > fitting either.  Weird.
> > >
> > > So, is there a way for me to tell what I have in there?  If not,
> > > what should
> > > my next course of action be, assuming there's the possibility that
> > > R134 may
> > > have been added to an R12 system?
> > >
> > > Thanks,
> > >
> > > James V
> > > 88 Westy
> > >
> >
>
>
>
> --
> Dave - KC9FYM
> http://fjazzbass.blogspot.com
>