View Full Version : R407A as a substitute to R22 & R404a
skoerper
19-01-2011, 04:56 AM
I'm interested in getting some feedback from any one thats worked with R407A either as a replacment to R22 or R404A in med and low temp refigeration equipment or in new equipment?
what kind of information you need?
NoNickName
19-01-2011, 05:35 PM
Yes, in Frascold's there are preliminary tests going on. It looks a decent replacement for R404A
powell
19-01-2011, 06:00 PM
I'm interested in getting some feedback from any one thats worked with R407A either as a replacment to R22 or R404A in med and low temp refigeration equipment or in new equipment?
Follow this link to Copeland's view/approvals.
http://www.hvacrinfo.com/Cope_quick_ref.htm
You should start with their Application Engineering Bulletins and go to Section 26.
We've done one retrofit with it so far, what info do you need?
Alec
charlie patt
19-01-2011, 08:39 PM
used it on low temp no problem however on med temp we had real headpressure fluctuations to the point we done two rooms and still had same fault and realy slow temp pull when room pulling about six dc mark .pulled it out and used reclaim 22
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