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Basic Refrigerant Circuit Course July 30, 2021, 11:36 pm
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This tip comes from market refrigeration and controls technician Kevin Compass. Thanks, Kevin! A little tip when changing liquid cores: If you start pumping them down, begin bypassing discharge gas into the shell to warm it up, push out the remaining liquid, and bring the shell above the dew point so that it doesn't sweat […]
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Simply stated, a compressor’s volumetric efficiency (VE) is its ability to pump the most pounds of refrigerant over time. The compressor’s function is right in the name: it compresses vapor refrigerant. After compression, the gas moves to the condenser via the discharge line. From there, the refrigeration cycle continues. However, some of the refrigerant vapor […]
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Callbacks are horrible. They kill the trade from every possible angle in ways that are hard to quantify fully or make up for. They destroy customer satisfaction and reduce technician morale by causing long hours, resulting in unprofitability for companies and less earning opportunity for everyone. Possibly worse of all, callbacks tell customers that you […]
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