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Josh Moving Heat Quiz May 9, 2023, 6:35 am
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Static Pressure - Why Measure It?
This article was written by Neil Comparetto. Neil is one of the smartest and most thoughtful techs I know online. Thanks, Neil. Why measure static pressure? Because it's fun. I enjoy drilling holes in things. I rarely leave a house without drilling a hole in something. I also believe it’s an essential step to commissioning […]Read more
Heat Pump Defrost Boards and W2
If you are used to simple, straight-cool split systems, you know that the low voltage to the outdoor unit is usually VERY simple. In many cases, there's just a Y (contactor power) and a C (common) connected to the outdoor unit. When the condensing unit controls are strictly two-wire low voltage, there is no continuous […]Read more
The Learning Mindset - It Isn't Obvious Until It Is
Note: This short series is on the mindset of learning (and teaching), not really a “tech tip,” per se. We will be back to the tech tips in a few days. I've heard and repeated these phrases countless times over the years, both at home and work: That should be obvious. It's just common sense. […]Read more