Chuck Gaston HVAC/R Evacuation Quiz February 20, 2022, 10:14 pm

Leave a Reply

Your email address will not be published. Required fields are marked *

This site uses Akismet to reduce spam. Learn how your comment data is processed.

Related Tech Tips

4 Ways to Tell if You are becoming “That Boss”
As a leader, it’s healthy to take a step back and see if you’ve become “That Boss.” You know, the one who nobody wants to work for and who doesn't have a shred of self-awareness. I worked at a large corporation for 5+ years, and it was easy to tell which managers valued employees. It […]
Read more
Oil Pressure Controls
Oil pressure controls, oil failure controls, oil safety controls… They’re a pain in the neck when they trip, and diagnosing those problems can really tax even the best of techs. As semi-hermetic compressors get larger, they can no longer rely on simple splash or “sling” type lubrication strategies where oil is just flung around inside […]
Read more
Why (and When) Do We Need Defrost?
Why Defrost? Let's start with the basics and move on from there. Defrost is necessary when the coil temperature drops below 32°F. Defrost can be as simple as turning the compressor off for a period of time or as elaborate as reversing the flow of refrigerant for the whole system or just parts of the […]
Read more
loading

To continue you need to agree to our terms.

The HVAC School site, podcast and daily tech tips
Made possible by Generous support from