Jean-François Refrigeration Basics Quiz October 10, 2021, 12:42 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Your email address will not be published.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

Understanding Relays With the 90-340
Relays can be used for many different control applications, including controlling fans, blowers, other relays, or contactors, valves, dampers, pumps, and much more. A 90-340 is a very common, versatile relay that many techs have on their truck. So, we will use it as an example. A relay is just a remotely controlled switch that […]
Read more
C stands for "Common Mistake"
You have seen the C terminal on a dual run capacitor before. You have also seen the C terminal on a compressor. It stands to reason that they would both connect together, right? They don't connect, and they aren't even related, at least not in the way you think. In both cases, the C denotes […]
Read more
6 Ways to Make a Tough Decision
I wrote this years ago, but now this feels like a season of tough decisions. I hope this helps. When you run a small business, you are called upon to make hundreds of decisions, both large and small, but sometimes, there comes a tough decision you REALLY don’t want to make. It’s times like these […]
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