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Re: Robinair AC 690 PRO: High Recovery Time
Posted to HVAC Forum on 1/25/2021 5 Replies

The compressor should have 3 fittings, you can take the line off and attach gauges. There are 2 close together and a 3rd further away. That is the outlet and it should pump the high gauge to 400 quickly. You can tell if it is pumping or not without gauges. Wit... Login to read more.

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