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HVAC/R Evacuation Quiz November 7, 2023, 2:30 am
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When working in a business with people, you have two options: 1. Become bitter as you experience people, life, and issues. 2. Grow from experiencing people, life, and issues. I’m not proud to say it, but I realize now that when I started my business and had bad experiences, I would run to option #1 […]
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Have you ever seen a low-voltage transformer like the one shown above? It has multiple input (primary) taps for a good reason. It is common to find three-phase and single-phase equipment rated to operate on both 240v and 208v power. That is because three-phase power can either be 208v leg to leg when the building […]
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Sometimes, we can focus on the more complicated aspects of a system and parts installation—like evacuation and flowing nitrogen—and forget the simple and critical common-sense steps to keep contaminants out of the system. One of these is pre-cleaning the tubing and connection before cutting or unsweating. For example: If you are replacing a coil, use […]
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