Every HVAC/R tech needs an electronic leak detector nowadays, and with low-GWP HFC and HFO refrigerants getting more and more commonplace, every HVAC/R tech needs a VERY sensitive electronic leak detector. (Yes, electronic leak detection does work.) We often see three types, but let's toss out the corona discharge leak detector right off the top. […]

I remember having conversations on the floor of AHR in Orlando in early 2020. There was talk of this new superbug that was causing issues in Asia. That year we had the first podcast pavilion, we had great conversations with Alex Meaney, Michael Housh, Andrew Greaves, Jim Bergmann and Rich Trethewey. Leilani and Bert walked […]

There are two camps I've run into regarding cracked heat exchanger diagnosis. There are those who look for it everywhere and those who dismiss it and never look. I will start by saying that everything I write here is my own opinion and experience. Because this is such a hot-button topic, don't take my word […]