If you’ve been in this trade for any length of time, I’m sure you’ve run into situations that have left you scratching your head. If you’re lucky enough, you have the ability to call a senior tech, service manager, or company owner to bail you out of this situation. But have you ever run into […]

This series of articles is one of those that will bug a lot of people because it will go against a lot of what you've been told about compressors, start capacitors, and inrush current. For that reason, I want you to work through a few thought experiments first and maybe even stop and try it […]

I once heard someone say, and have since repeated many times that BTU's ride on the back of Cubic Feet of Air or CFM. As I've learned more I've come to the conclusion that the weight or mass of the air passing over the evaporator coil is far more important to understand both in terms […]