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TXV Operation, Diagnosis and Failure w/ Jamie Kitchen
In this episode of the HVAC school podcast Jamie Kitchen from Danfoss talks about common causes of TXV failure, how they function and how to set them. He also explains that a TXV isn't TRULY a constant superheat valve.
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What Techs Need to Know About A2L Refrigerants
This article is based on the recent HVAC School podcast episode on A2L refrigerants with Jason Obrzut. You can listen to that podcast HERE. Jason is a member of the AHRI Safe Refrigerant Transition Task Force and has co-authored Refrigeration and Air Conditioning Technology (the RACT manual). You can access AHRI’s A2L refrigerant resources at […]Read more
Capacitors - Series and Parallel
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 […]Read more
Attic Equipment Codes
I didn't install this unit. First off, attic installations are among my least favorite applications from the standpoints of serviceability, system longevity, and a laundry list of other items. Here in Florida, it's just a bad idea due to the high humidity and temperature in a vented attic and the condensation issues that can and […]Read more