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Re: Air in AC sysem
Posted to HVAC Forum on 7/28/2020 1 Reply

I have run in to a similar problem once. The thing is (as per my experience) when air gets in to an AC system pressures go sky high. The ones I had would wrap the low pressure Guage around on a cold engine KOEO. Running the high side quickly went to 500 PSI an... Login to read more.

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