Actually it's more common to burn out the clutch or pop the bypass valve if
it's overcharged.
I know when I over charge mine the clutch magnet slips at low RPMS and the
belt slips at high RPMs.
It's got it's own failsafe if you just abide by the signals.

Stan Wilder

----- Original Message -----
From: "David Brodbeck" <gull@GULL.US>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Wednesday, June 16, 2004 7:20 PM
Subject: Re: R12 to R134a Air Conditioning Conversion

> On Wed, 16 Jun 2004 15:59:53 -0500, Stan Wilder wrote
> > I have brand new everything and the biggest and most efficient condenser
> > available, should be, cost enough.  Still doesn't do it.
> > Rats. Mike
> > -------------------------- Clip -----------------------------
> > It's hot in Texas but you must be right there at the gates of hell.
> >
> > Stan
>
> Maybe he's got too much refrigerant in the system.  Too much charge will
make
> the cooling inefficient.
>
>
> David Brodbeck, N8SRE
> '86 Volvo 240DL wagon
> '82 VW Vanagon Westfalia Diesel (ebay #2481476461)