This article was written by Christopher Stephens. He is a commercial HVAC/R service manager in the greater Los Angeles area. Thanks, Chris. Let’s start by covering the three elements needed for a fire: fuel, air, and heat (spark). With those three elements in the right condition, you can start a fire. So, if we reduce […]

DISCLAIMER: HVAC School is NOT an official OSHA safety training resource! Although we provide safety tips in good faith, our website is not a substitute for safety training from an authorized OSHA training source. We have already touched on safety in previous tech tip features about recovery tanks, as recovering refrigerant can be a surprisingly […]

Maintenance is not the sexiest part of our trade, and that’s ok. There really aren’t that many parts of our trade that are sexy, to be honest. Maybe maintenance is just the lowest on the totem pole. It can be easy to get into a routine of plowing through one after another, trying to check […]