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Dominic Stenger Basic Refrigeration Circuit May 22, 2022, 6:20 am
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Every piece of air conditioning equipment can move a certain amount of heat BTUs (British Thermal Units) at set conditions. In most cases, during the cooling mode, a portion of those BTUs will go toward changing the temperature of the air, and a part will go toward changing vapor water in the air into water […]
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Let's get through all of the jargon and get to the point as quickly as possible. These ratings are a calculation of how much energy you have to put into a system to get a BTU of heating or cooling out. Simple. But the problem is that each piece of cooling or heat pump equipment […]
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As an A/C tech, I can sometimes get the terms “defrost termination” and “defrost fail-safe” mixed up because they sound pretty similar. Before we cover these terms, let's set the basic defrost groundwork for refrigeration (coolers and freezers). Defrost is accomplished in one of a few ways; these first two only apply to “coolers” where […]
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