renix ac, where do i refill it?

My main reason for telling you the story on propane was so that you would feel comfortable using the new R 134 because it is also a gas. No matter what gas used the compression of it reaches cold temps when it is allowed to expand. Some gasses draw different temps at different pressures hence the ability to use different gasses. The R134 system is almost identical but allows the 134 gas released at a similar pressure to the R12 The auto industry tried to make fools of us all saying the 134 would not work. They changed the fitting size for two reason. So R12 could not be mixed with 134 and for conversion profits. Of course this is all my opinion . Good luck.
 
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they'll fill it in mexico, no EPA regulations down there. *BUT* be wary ive heard of people getting ripped off and fiulled with propane which is extremely dangerous since it's flammable.

R12 hasn't been manufactured for a very long time... 1995?? I think? Anyway, getting it in mexico isn't much cheaper than getting it here for that reason. Like grimmy says...you may get filled with propane which works well....but is slightly dangerous.
 
I replaced the R12 in my Toyota with Freeze 12 (don't know if it's still available though) which is an R12 replacement and is just as cold, if not colder than R12.
You can't however, just add it to an existing R12 charge, you have to purge, evacuate and add the proper oil before charging.....always replace the accumulater with a new one.
I didn't use the conversion fittings as I was the only one working on it.
I found that R134 didn't cool as we'll because it isn't as efficient at moving heat and my system was sized for R12.....R134 systems have condensers and evaporators sized accordingly (bigger) also, since R134 runs higher head pressures you should install a high pressure cut off switch.....I didn't and blew the seals in my R12 spec compressor....thus my switch to Freeze 12 and no, it doesn't contain propane.
Just sharing my experiences.
Hans
 
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