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Freezing Evaporator Fun Facts & Frippery
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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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I'm a big dummy when it comes to my own air conditioning maintenance. I talk about the importance of changing air filters to customers and techs, but I never stay up on replacing my own. Yesterday, I walked into my mechanical room, and my 2-ton air handler sounded like a vacuum cleaner about to implode. […]
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I had an old-timer tell me that you can never connect two transformers together because they will “fight one another.” If you are anything like me (and heaven help you if you are), a cartoon in your head starts playing whenever someone says something like that. In this case, I imagine two transformers with boxing […]
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