Quote:
Originally Posted by funola
Why can't that low side pipe be eliminated with a -12 hose and -12 fittings with a service port to go between the R4 compressor manifold pipe and the suction hose from the TXV?
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I doubt an inline service port is available in #12, but if so, I can't see any reason why the pipe couldn't be eliminated, and use rubber hose all the way for R4 installations.