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Jon HVAC/R Evacuation Quiz November 18, 2023, 12:19 am
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How to Use a Manufacturer Fan Table and Why They are Important
Many installers and service technicians know how to read and use a manufacturer fan table, but this is a quick review with a few extra tips for newer techs. It’s also a good reminder to senior technicians about how this easy-to-use practice can also be easily abused. At installation, properly setting up airflow is imperative to the […]Read more
Do You REALLY Want Feedback?
There is almost nothing worse than creating something—or doing something you are proud of—and getting no feedback. Wait, I take that back. Putting your heart and soul into something and then getting negative or dismissive feedback can be worse. How many times have you emailed a quote, a design, or photos of something asking for […]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