Subject: Re: 134a in a 90q system?

[James at ringsperformance.com]

> >Ester oil works for both R12 and R134,
> >so you
> >don't have to flush! :-)
> ***************************************
>
>
> I don't think so.  Check this carefully.  I believe ester is for R-12
only.

All I know is what I had to learn (not much) to get my EPA609 certification,
and what the folks selling the stuff claim. Read this and draw your own
conclusion. http://www.technicalchemical.com/prod11.htm

As always, your evaporator-outlet-temperature may vary.

cu, James Marriott
'84 4kq beater, 217k, for sale (BUY IT!)
'87 4kq (alias "late-B2 90q") with rare ersatz NG engine, 184k
'89 200q (MC1, ProconTen/no bag, 1.8 blah blah), 142k
Boise, ID, USA     http://www.webpak.net/~marriott/
www.ringsperformance.com