Cost savings? Hell, R-134a is less than $3 a pound
>wholesale, how much are they hawking the HC stuff for?
>
>System longevity? I have an 8 year old truck with the
>original R-134 charge in it that has never been touched and
>it still blows as cold as you can stand it to. To be fair,
>I have a 5 year old system that barfed the compressor
>sometime over winter, but in the 25 years that I've been
>doing AC service and repair, that's the way it's always been.
If your system was originally designed for r134A great, stick with it. If not, then putting r134A in your system is not always going to get you good results.
----------------- Alex __O _-\