Colman heat pump sub cooling or super heat
Hello, I have a colman-mach heat pump with 2 compressors in it. I had to change the one compressor and reversing valve on it. Does anyone know the proper sub cooling or super heat calculations for thi...
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mark-45 wrote:
Hello, I have a colman-mach heat pump with 2 compressors in it. I had to change the one compressor and reversing valve on it. Does anyone know the proper sub cooling or super heat calculations for this unit?
RV AC units do not require what Home systems require. ON the spec plate of your Coleman, you will see the EXACT Ozs of Freon 22. You install THAT amount and the system is correctly charged. You MUST have a AC dial a charge to do the work. Copy and paste see what one looks like. Doug
http://shop.advanceautoparts.com/p/robinair-r-134a-model-dial-a-charge-refrigerant-gauge-rob34205a/17631180-P
