Amer Khan Basic Refrigerant Circuit Course January 31, 2022, 2:49 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Your email address will not be published.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

How (and Why) to Flow Nitrogen While Brazing
When I started in the trade, the idea of flowing nitrogen while brazing was nothing more than the punchline of a joke. Like pulling a vacuum with a micron gauge or proper recovery, it was a wink and nod proposition rather than a real practice. I've had to unlearn many bad habits since those early […]
Read more
Thermal Expansion & Dissimilar Metals
Dissimilar metals, like aluminum, copper, brass, and steel, are some of the main metals one may experience in their trade, and few people are comfortable working with dissimilar metals. They don’t trust their brazed joint, or they are afraid of melting away material. To put some of the nerves of those in the field at […]
Read more
A Story We Know
Marley was dead, to begin with. There is no doubt whatever about that. That's the way Charles Dickens begins his “A Christmas Carol,” one of the most well-known pieces of literature in the modern world. A short story that can be read aloud in a few hours has to start memorably, and this one certainly […]
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