Well, I don't know about the REAL old systems but I can tell you about my
92 ranger. I used the inexpensive conversion that only replaces the oil,
refrigerant and the fittings ($30). I had a gas station evacuate the system
for me then replaced the fittings, added the new oil and charged it. It's
been 4 years with no problems so far. Only thing I noticed was that it's
not quite as cold as before. Before if I left it set past 75% I would
freeze in no time. Now I pretty much run it close to max all the time, but
it's plenty cool for even the hottest days. I also noticed that on hot days
it takes a little longer to get cool. But it eventually gets cool no matter
how hot out it is.
Yeah it worked better with r12 but when it costs >$100 just for a recharge
versus $3 to do it myself with r134a. You do the math. I don't know how
older systems will respond to the oil differences though.
Scott H
<kneedrager@HOTMAIL To: L-FORWARDLOOK@xxxxxxxxxxxxx
.COM> cc:
Sent by: Forward Subject: [FWDLK] Any AC experts?
Look Mopar
Discussion List
<L-FORWARDLOOK@LIST
S.PSU.EDU>
05/04/01 10:17 AM
Please respond to
Scott H
Does anyone have experience converting older a/c systems from R12 to r134.
I have heard mixed things about efficiency and would like to hear from an
impartial party that know the facts.
Scott
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