Ruben Vega Refrigeration Basics Quiz December 13, 2022, 4:19 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Your email address will not be published.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

Switch Terms
A while back, I had a tech who was having some trouble finding a 35 PSI (2.41 bar) make-on-fall pressure switch. One adjustable switch in the catalog said (SPDT), but he didn't quite understand what that meant. In that case, it means single-pole, double-throw, and the “double-throw” part means that the switch has terminals in both the […]
Read more
Does Setpoint Lead to Freezing?
Does setting a thermostat too low cause an air conditioning system set in cool mode to freeze? The answer is no, at least not directly. However, low evaporator load (low return temperature or low airflow) and low outdoor ambient temperature can lead to evaporator coil freezing. Low indoor setpoint can lead to low return air […]
Read more
Do You REALLY Want Feedback?
There is almost nothing worse than creating something—or doing something you are proud of—and getting no feedback. Wait, I take that back. Putting your heart and soul into something and then getting negative or dismissive feedback can be worse. How many times have you emailed a quote, a design, or photos of something asking for […]
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