Knowing how to combine capacitors in series and parallel properly is a great practical field skill to employ when you need to get a customer up and running, but you don't have the exact size. Increasing in size is easy. Just connect in parallel and add the two sizes together. For example, if you needed […]

If you are primarily a residential technician working on equipment under 5 tons, there are many similarities between the systems you are used to and 5-20 ton rooftop units common to the light commercial market. There are MANY additional things to consider on larger equipment, and here are just a few. Wash Fresh Air Filters […]

For those of you who follow the podcast, you know how excited I am about the new MeasureQuick app and what it will do to help technicians make better measurements and diagnoses. The app is NOW AVAILABLE on Android and will be available within hours on iOS (Apple). To find out more and to download, […]