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HVAC/R Evacuation Quiz December 1, 2022, 6:33 am
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Trigger Warning: This article isn't specifically about air conditioning, and it includes a markedly Christian worldview. If you would prefer that I “stick with the A/C stuff, preacher boy,” then this is one you should skip—or not. 🙂 Also, it's my birthday this week, so give me a pass. Today, families all across the country […]
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Did you know that electrical terminals have a torque value? Yeah, I didn’t either for a long time. “Tight” worked well enough, but I’ve seen a few connections overheat after a while, and now I wonder… Did you know that tightening electrical screw terminals to their torque specs is part of the NFPA 70/National Electrical […]
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There are three reasons why I don't like infrared thermometers for many HVAC tasks. #1 – The laser can be misleading The laser dot is just a point of reference, not an exact point where it is reading. Often the thermometer will read lower, higher, or over a MUCH wider area. Unless you are right […]
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