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HVAC School - For Techs, By Techs

Feb 28, 2019

In today's podcast episode, Mark Roth from Goodway talks about chiller and cooling tower cleaning best practices and techniques. Goodway makes industrial maintenance equipment for the HVAC industry, especially tube-cleaning equipment.

A chiller has water running through the tubes, and debris from the cooling tower can...

Feb 26, 2019

In this short podcast episode, we address the myth that IAQ is a joke. We also discuss how to think about IAQ correctly in HVAC work.

Indoor air quality is NOT a joke. However, it has a bit of a bad reputation in our field due to the overuse of accessories and bells-and-whistles to solve whole-home air quality...

Feb 21, 2019

Chris Stephens from HVACR Videos joins us to talk about his experiences with and perspective on R290 (propane) refrigerant in restaurant refrigeration.

Chris sees R290 propane on a daily basis, and his perspective as a tech differs from that of an R290 equipment manufacturer. While the temperature sensitivity...

Feb 19, 2019

In this short podcast episode, we discuss the common myth about cleaning flame rods/sensors/rectification devices.

Flame sensors or rectification rods are NOT the same as thermocouples or thermopiles. Thermocouples and thermopiles use two dissimilar metals to create a temperature differential. So, we do not clean...

Feb 14, 2019

In this podcast episode, Eric and I discuss his new home and his plans for installing central air the Eric-Mele way. Eric's home doesn't have an attic, crawlspace, or basement. So, designing and installing central A/C will be a challenge, especially since Eric doesn't like high-wall ductless systems.

Eric considered...