HVAC School - For Techs, By Techs

In this short podcast, Bryan talks about where to place the micron gauge during evacuation and how to think about micron gauge positioning.

Evacuation (deep vacuum) doesn't remove solid contaminants,…

Brett Wetzel joins the podcast to talk about his journey from resi tech to industry-leading refrigeration trainer.

Brett is best known for his educational content, but he is also the manager of techn…

In this short podcast episode, Bryan gets into some oil talk, covering some common refrigerant oil terms and types.

Esterification is the process by which organic acid and alcohol come together to fo…

In this short podcast episode, Bryan talks about using a megohmmeter on a scroll compressor (or "megging" a scroll).

Scroll compressors are among the most common compressor types nowadays, and they c…

Matt Bruner joins the podcast to talk about what it's really like being an HVAC creative. Matt is a young HVAC business owner who has recently written several HVAC School tech tips and pursued creati…

In this short podcast episode, Bryan talks about TXVs and their impacts on energy efficiency ratings (EER and SEER).

EER (Energy Efficiency Ratio) is calculated based on fixed conditions (an outdoor …

Jim Ball from NCI joins the podcast to talk about high-performance maintenance contracts and agreements.

A high-performance maintenance agreement requires you to take system measurements and present …

This episode of the HVAC School podcast Steve Coscia's symposium presentation: HVAC Soft Skill Training Resources.

Likability is a superpower in any job that requires you to interface with customers …

Roman Baugh returns to the podcast to talk about the time he installed an A2L system and lived to tell the tale.

Roman used most of his same R-410A tools to install the first A2L-based ductless mini-…

In this short podcast episode, Bryan talks about motor speed and other basic electrical topics as they relate to motors in HVAC equipment.

In a typical single-phase PSC-type (induction-driven) motor,…

Trevor Matthews returns to the podcast to talk about growing in productivity and confidence as a tech to avoid feeling stuck in your career. They talk about personal development within your organizat…

This podcast episode is Alex Meaney's 2023 HVACR Training Symposium session: "The Art of Unteaching."

We may have flawed understandings of HVAC concepts, including the understanding that "heat rises.…

In this short podcast episode, Bryan talks about compression ratio and efficiency, particularly how floating or fixed suction and head pressure affect those things.

Compression ratio (absolute head p…

This podcast episode is Nikki Krueger (Santa Fe Dehumidifiers) and Bryan's 2023 HVACR Training Symposium session about how we can optimize dehumidification and efficiency to create an HVAC design and…

This is the episode for you if you've ever asked, "What the flux?" In this short podcast, Bryan explains the basics of flux in soldering and brazing, as well as magnetism.

Flux means "flow." In HVAC,…

Steve Rogers from The Energy Conservatory (TEC) returns to the podcast to discuss the impacts of duct leakage on occupant comfort and HVAC system performance.

Duct leakage has more significant negati…

Tom Lorenz from Sensi joins the podcast to talk about the launch of the Sensi Touch 2 thermostat. The Sensi Touch 2 smart thermostat is compatible with room sensors, which makes it an efficient and e…

Eugene Silberstein from ESCO Group returns to the podcast to discuss why and how to create an internal training program for your HVAC/R company.

HVAC/R has so many niches, and information and practic…

In this short podcast, Bryan talks about the times when subcooling is meaningless. It is important to understand subcooling fully before using it as a charging or diagnostic method, particularly in r…

Craig M (AC Service Tech) returns to the podcast to talk about solving work-life imbalance, especially for HVAC/R technicians who have children and families of their own.

Our actions tend to be drive…