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Re: What to do with an old r-12 POA valve system?
Posted to HVAC Forum on 6/23/2021 4 Replies

Hello Don,

There are update kit made for these that will eliminate the POA valve. The hoses can usually be made locally. Then update the compressor to a light and more efficient Sanden (optional). They do offer updated A-6 compressors compatible with R134a. ... Login to read more.

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