Lennox rtu unit not working
This was a service call on a Lennox Package unit not working properly, we found that the thermostat was bad.…
Short 28 – the magic heat absorber
This episode is about a simplified way to explain the basic refrigerant circuit to new techs that may help lock…
Ventilation w/ john semmelhack
John guides us through all aspects of ventilation and ventilation design with a review of point ventilation, ASHRAE 62.2, whole…
Delfield cooks drawers with a txv problem
This was a service call on some Delfield cooks drawers that had a txv problem and they were not temping…
Dirty coil clean in place
HVAC school welcomes Bert to show how to clean an evap in place with Viper. Refrigeration Technologies: https://www.refrigtech.com/ Read all…
Hvacr videos q and a livestream 12/24/18
this is a question and answer livestream that was held on 12/24/18 to discuss the previous two uploads and answer…
Walk in cooler too warm
This was a service call on a walk in cooler that was temping too warm. I found that the unit…
Gas & combustion tools
Bill Spohn joins HVAC school podcast to discuss manometers, combustible gas detectors, personal CO detectors, draft gauges and combustion analyzers.…
How to test heat pump defrost and how defrost works
HVAC school reviews how defrost works and how to test it in Carrier and Trane systems. Featuring Jesse Claerbout and…
Hoshizaki ice machine with a bad txv
This was a service call on a Hoshizaki ice machine that had low production, the machine ended up having a…