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Podcast: HVAC School - For Techs, By Techs
Episode: Evacuation 101 w/ Jim Bergmann
Description: In this episode of the podcast, Jim reviews the basics of evacuation and dehydration. He also covers hoses and vacuum gauge placement. Evacuation may just seem like a method to suck air and water out of a system. However, it is an intricate science that lacks a lot of detail in most trades education programs. The deepest vacuum we can possibly pull merely offsets the atmospheric pressure and is actually not that deep; the deepest possible vacuum is -14.7 PSI (-29.92" Hg). The evacuation rig is the most important element of evacuation. If you want...