HVAC/R Evacuation Quiz August 4, 2021, 1:49 pm

Related Tech Tips

A REALLY loud compressor
Yesterday, I walked up on one of our managers who was talking to a junior tech diagnosing an intermittent controls issue on a pool heat pump. In the background, you could hear an EXTREMELY loud compressor. The junior tech had just been moving some wires around, and the next thing he knew, there was a […]
Read more
Piston vs. TXV Metering Devices
The piston (fixed orifice) and TXV (thermostatic expansion valve) are the two most common metering devices in use today, with some modern systems utilizing an electronically-controlled metering device called an EEV (electronic expansion valve). It should be noted that there are other types of fixed orifice metering devices like capillary tubes, but their use is […]
Read more
Preventing Callbacks and Warranty Returns
“Haven’t you heard?! Air conditioning is a fundamental human right! If you don’t support my right to have air conditioning 24/7, then you’re an awful human being!” Okay, that impression of an entitled customer is a bit of an exaggeration, but it is true that customers have high expectations for service workers.  But can we […]
Read more

Leave a Reply

Your email address will not be published.

This site uses Akismet to reduce spam. Learn how your comment data is processed.

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