Donoven Ruiz HVAC/R Evacuation Quiz July 26, 2021, 7:21 am

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Your email address will not be published.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

Saturation and the Pressure-Temperature Relationship
In HVAC systems, liquid and vapor will exist at the same time and place. We call that condition saturation, or we say that the refrigerant is “at saturation.” Phase changes occur in the evaporator and condenser, so these are spots where liquid and vapor coexist while the system is running. Saturated conditions occur whenever liquid […]
Read more
Boiler Basics Part 1 - Types and Components
This series of articles is written by senior boiler tech (and all-around swell guy) Justin Skinner. Thanks, Justin. There are quite a few different types of boilers out in the world. They come in all shapes, sizes, pressures, and types of fuel burned. I'm going to go over some of the more common ones, their […]
Read more
The Case For Pulling The Blower Housing
When I started in the trade in 1999, there were still many oilable blower motors in service. As part of the maintenance, we would remove the housing and oil the motor. We would also vacuum the motor and wipe it down. As oilable motors have become extinct, I see fewer and fewer techs pulling 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