How do I know if I have r134a?

[Peter Golledge]

scott thomas wrote:
>
> My 200q's a/c does work, but I wanted to know
> what the tell tale signs of the r134a
> conversion? Are valves different sizes?

_If_ the conversion was done "correctly" the high/low ports will
have larger quick connect ports instead of the R12 schrader
style ports.

> Today's a hot day here, but when I first started
> using the a/c, it was hotter. Today, my a/c
> isn't working as well. It's blowing out cool
> air, but the car is still hot inside. I'm gonna
> measure the outlet temps, but I was getting ~40
> degree temps a few weeks ago in humid and hot
> conditions.
>
> ANyway, I'm looking into the possibility of a
> recharge (slight). It does take some time to get
> cool air, too.
>
> Anyone has a site for this?

This site has some pretty good discussion boards.  You really need
a set of gauges to do anthing more than guesss though.

http://www.aircondition.com/

Cheers
--
Peter Golledge