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HVAC School - For Techs, By Techs

Bryan Orr

HVAC School is the ever growing online source for real training topics for technicians in the Air-conditioning, Heating and Ventilation Fields. In the podcast, we will share recorded trainin...

Episodes

20 of 956 episodes

Building a Business That Lasts: Why Culture Beats Strategy in HVACR w/ Tony Gonzalez

In this live stream episode, Bryan sits down with Tony Gonzalez, who has spent more than 25 years at Fieldpiece and now leads the company's...

01:05:28Oct 29, 2026

Tight Enough to Fail - Short #309

In this short podcast episode, Bryan discusses electrical connections and whether tighter is better (or if a connection is tight enough to f...

11:24Oct 27, 2026

Glycol Skids for Market Refrigeration w/ Max Johnson

Glycol secondary loop systems are showing up in more and more grocery stores, and in this episode of the HVAC School Podcast, Bryan Orr sits...

01:02:18Oct 22, 2026

Your Thermostat Is Reading the Wall - Short #308

In this short podcast episode, Bryan talks about why your thermostat is reading the wall, not the actual air temperature. A thermostat is an...

15:31Oct 20, 2026

Next-Gen Filtration - Pressure Drop, MERV 16, and Bypass Prevention w/ Chris Howells

In this episode of the HVAC School Podcast, Bryan sits down with Chris Howells, senior training manager at AprilAire, to talk about what rea...

47:55Oct 15, 2026

The Fuse Only Blows When You Leave - Short #307

In this short podcast episode, Bryan talks about the fuse that only blows when you leave. The service call usually goes like this: you repla...

14:43Oct 13, 2026

Questionable CO Alarms w/ Bill Spohn

In this episode of the HVAC School Podcast, Bryan welcomes back Bill Spohn to talk about carbon monoxide and a troubling trend in the alarms...

39:29Oct 8, 2026

Same Charge, Different Numbers - Short #306

In this short podcast episode, Bryan talks about what happens when you adjust the condenser airflow: you have the same charge, different num...

14:02Oct 6, 2026

Tech, Mechanic, or Craftsman? Finding Your Fit in HVAC

Some people light up when they find a difficult electrical problem. Others want a wrench in their hand or take real satisfaction in a beauti...

49:57Oct 1, 2026

Normal Subcooling, Hidden Restriction - Short #305

A liquid-line restriction should cause high subcooling, right? Not always. In this short episode of the HVAC School podcast, we look at why...

10:47Sep 29, 2026

Airflow Serenity w/ Alex Meaney

In this episode from the 7th Annual HVACR Training Symposium, Alex Meaney delivers a live conference talk he calls "Airflow Serenity," built...

50:41Sep 24, 2026

Less Compressor, More Suction Pressure - Short #304

In this short podcast episode, Bryan talks about compression ratio and compressors, particularly why you see more suction pressure when the...

11:09Sep 22, 2026

Mastering Your Meter Advanced Functionality with Louise Kellar (UEi Test Instruments)

In this episode, Bryan welcomes back Louise Kellar of UEi Test Instruments for a deep dive into getting more out of a digital clamp meter th...

01:06:45Sep 17, 2026

Premature Coil Failure in Ductless Mini-Splits & VRF Equipment - Short #303

In this short podcast, Bryan and Roman discuss premature coil failure in ductless mini-splits and VRF equipment. These coils are susceptible...

22:13Sep 15, 2026

Advanced Refrigerant Recovery: Best Practices for Diverse Systems and Environments

In this live episode, Bryan sits down with Jim Bergmann of measureQuick and NAVAC trainers Zane and Jesse Stewart for a deep, technician-foc...

01:12:35Sep 10, 2026

The A2L & Refrigerant Transition - Short #302

In this short podcast episode, Bryan and Roman talk about the A2L & refrigerant transition again, particularly sensors on R-454B and R-32 eq...

17:59Sep 8, 2026

Invented For Techs, by Techs: Inside Refrigeration Technologies' "The Lab"

In this episode, Bryan sits down with Mike Pastorello, owner of Refrigeration Technologies, and Ashley Lynds, director of education and bran...

01:00:46Sep 3, 2026

The Ethics of IAQ – Testing vs. Remediation Conflicts - Short #301

In this short podcast episode, Bryan and Roman talk about the ethics of IAQ, particularly in terms of microbial growth testing vs. remediati...

22:52Sep 1, 2026

Is 400 CFM per Ton Always Right? w/ Ty

400 CFM per ton is useful—until it isn't. In this episode, Bryan and Ty take on one of the trade's favorite rules of thumb. It can be a reas...

43:16Aug 27, 2026

The MERV 15 Filtration Physics - Short #300

In this short podcast episode, Bryan and Roman Baugh talk about indoor air quality and microbial control, specifically MERV 15 filter physic...

20:33Aug 25, 2026