Jim Bergmann and I recorded a podcast for HVAC School that covered when and how to check the refrigerant circuit without connecting gauges. Listener Joe Reinhard listened several times and wrote up this summary of what he gained from the episode. I edited it lightly, but most of this is his work. Thank you so […]

Over the past year, we have been adding 3D animations to our YouTube channel. It can be difficult to film everything we do in the field, so we've found 3D animations to be a helpful tool to show how parts work and how to do certain tasks. So far, we've uploaded nine 3D animations. This […]

Condensate overflow prevention devices or float switches, as they are often called, are such simple devices that you wouldn't think there would be much room for controversy. In my experience, there are few areas of the trade where technician and installer preferences and opinions vary greatly. Let's start with some float switch basics. Float (condensate) […]