HVAC School - For Techs, By Techs

In this episode, Bryan speaks with Eric Shidell about some of the basics of system freezing, what causes it, and what to do about it.

Freezing is a normal part of some equipment, such as low-temperat…

Corbett Lunsford from the Building Performance Workshop and the Proof is Possible tour talks to us about the moral superiority of building performance testing, blower door testing, and much more.

Bui…

In this episode of the podcast, Bryan talks with Andre Patenaude from Emerson about CO2 refrigeration, and transcritical booster systems. Modern CO2 systems are efficient and effective due to their e…

In this just-for-fun episode, we celebrate 10 years of great tools and excellent customer service with TruTech CEO Bill Spohn. We hope you enjoy this lighthearted episode with some discussions about …

In this episode, Bryan talks with HVAC products designer Adolfo Wurts about technology, automation, and the coming robot apocalypse. Automation is a fear in many industries, and the HVAC industry isn…

In this episode of the podcast, Jeremy Arling from the EPA comes on and answers some common questions about the new rule changes that affect recovery, leak repair, recordkeeping, and evacuation on HV…

In this episode of the podcast, Jim reviews the basics of evacuation and dehydration. He also covers hoses and vacuum gauge placement.

Evacuation may just seem like a method to suck air and water out…

In this episode of the podcast, Jamie Kitchen from Danfoss talks about wet-bulb, dry-bulb, relative humidity, dew point, enthalpy, and latent heat. These are the building blocks of psychrometrics, wh…

In this episode, Bryan and Jim discuss measuring voltage drop and what it means. They also cover some other pointers to keep from using parts to bandage a deeper issue.

A common mistake that technici…

In this podcast, Jeff Neiman shares an overview of his chiller startup procedure and some things he looks out for when starting a chiller after the initial chiller installation.

The actual chiller st…

In this episode, Bryan speaks with James Bowman from Rectorseal about hard start kits, PTCR devices, run capacitors, compressor overheating, and the Kick Start product. We also go pretty in-depth on …

In part 2 of this conversation, we go through the condensing unit and wrap up the call with our no-fluff customer service best practices. 

A thorough inspection is critical on any re…

This is part 1 of 2 on the soft skills practices of approaching and completing a residential service call in the best manner possible.

Before a technicia…

In this podcast episode, Bryan talks about grounding and some common misunderstandings related to ground, neutral, ground rods, and lightning.

The common phrase that "current goes to ground" is a myt…

Bryan talks with Nick Messick about some ice machine basics. They also discuss how to determine when to pick up the phone and call tech support.

Ice machines have the same basic refrigeration circuit…

In this episode of the podcast, we talk about condenser wire sizing considerations, ampacity, temperature, conductor sizing, voltage drop, and why a #10 wire doesn't always require a 30-amp breaker.

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In this episode of the podcast, we talk to Bill Spohn from TruTech Tools about how TruTech Tools got its start and some of the ways that techs and engineers approach problems differently.

Bill Spohn …

Jesse and I talk about MORE best practices for installing ductless systems.

Both lines should be insulated on a ductless system because they have electric expansion valves in the outdoor unit. Insula…

Bryan and Jesse talk in detail about ductless applications we commonly see, best system placement, drains, and much more.

Ductless systems are unique, and their compact nature makes them a good choic…