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Podcast: HVAC School - For Techs, By Techs
Episode: Short #51 - Separate Gauges
Description: Do you need different gauges for each refrigerant? In today's short podcast, we discuss the answer to this common HVAC question. When we first started using R-410A, many people warned us that we'd have to use a separate set of gauges when working on R-410A systems. That's because R-410A systems use POE oils, not mineral oil, and they are not compatible. While it is true that R-22 and R-410A systems use different oils, there is no need to worry about using separate gauges for each type of system. Actually, some manufacturers recommend using...