John Refrigeration Basics Quiz June 13, 2021, 4:29 pm

Comments

Related Tech Tips

The 10 Commandments of the HVAC/R Technician
One trait I've seen with good technicians is that they take their jobs VERY seriously, but they learn not to take themselves too seriously. A few months ago, I had someone tell me online that I must think I'm the A/C “god” because I'm always telling everyone the “right” way to do things. This got […]
Read more
Does Mass or Volume Move Heat?
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 […]
Read more
Coil Cleaners: A Guide to Which Cleaners to Use in Various Applications
Spring and fall are the seasons where all service technicians get turned into janitors. Some techs see this as a chore and don’t particularly enjoy the routines of checklist maintenance. However, it is important to remember that the “shoulder seasons” provide an opportunity for us to perform vital maintenance on systems in order to keep […]
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