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Kevin Kaufman HVAC/R Evacuation Quiz November 18, 2021, 2:58 pm
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How to Set a Charge by Superheat
So many techs are OBSESSED with how to set a charge rather than understanding all of the readings, specs, and system conditions that go into optimum system performance. Before “setting the charge,” I suggest (nay, I REQUIRE) that you do a full visual inspection of the system, have an understanding of the initial factory charge […]Read more
Refrigeration Pump-down Cycle
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What is a DIN Rail?
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