Quote:
Originally Posted by Matt L
How are you going to correct the oil charge when you evacuate and recharge the refrigerant? Most of the oil stays in the system.
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More leaves with the evacuation than you might think, but yes, you do need to flush the system too in order to properly add the correct amount of oil. I have lost track of the number of systems that failed a few years after a "repair" that didn't have enough oil replaced.