Gary McCreadie - Licensed Refrigeration/HVAC Technician

HVAC Know It All Podcast

Business EN ↓ 574 episodes

The HVAC Know It All Podcast, hosted by HVAC and Refrigeration tech Gary McCreadie, is an industry leading show that focuses on education within the HVAC and Refrigeration Trade - Such as HVAC Maintenance Tips.

Author

Gary McCreadie - Licensed Refrigeration/HVAC Technician

Category

Business

Podcast website

sites.libsyn.com

Latest episode

Jul 9, 2026

Where to listen?

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Episodes

From Croatian Plumber To German Trane Technician w/Marinko Kusenic 21.01.2021

Great story from Marinko on his journey as a plumber into HVAC. Marinko talks about a his burn out and hospitalization and how he recovered, moved to Germany and began working at Trane. Check out the annealing vid https://youtu.be/25TrYGEyQ2Y

Single Phase and Three Phase Compressor Electrics w/Trevor Matthews 18.01.2021

Trevor Matthews from Emerson gets back on the podcast to talk three phase and single phase compressor electrics.

Skilled Trades Mobile Applications: Blue Collar Guru and HVAC Know It All 14.01.2021

This podcast is a public service announcement to give an update on Blue Collar Guru and the HVAC Know It All App.

Control Voltage Transformers and How To Protect Them 08.01.2021

It is very important to protect control voltage transformers with a fuse or breaker. If there is ever a short in a the low voltage circuit, the fuse or breaker will protect the transfer from becoming defective.

Industrial Refrigeration w/Joshua Rees 30.12.2020

We hooked up with Josh Rees to talk industrial refrigeration and the differences between it and HVAC. We talked about oil loss in screw chillers and flooded evaporators. Here is the article written by Josh https://www.hvacknowitall.com/blogs/blog/593346-industrial-refrigeration---oil-loss-in-screw-compressors#.X-z_yGlyaDY Refrigeration Cycle article and video https://www.hvacknowitall.com/blogs/bl...

The Refrigeration Cycle Explained 22.12.2020

The refrigeration cycle is not the most exciting topic in the world and I kinda felt that while talking into the mic. However, the refrigeration cycle is super important to understand and this is my take on the Refrigeration Cycle Explained. Website article https://www.hvacknowitall.com/blogs/blog/595767-the-refrigeration-cycle-explained#.X-JHSGlyaDY Boiling water at room temperature vid https://y...

Parker Sporlan Zoom Lock Education w/Herb Schupp and Emily Morello 18.12.2020

I got the chance to learn about the Parker Sporlan Zoom Lock with Emily and Herb. Since I had never used the tool myself I had many questions. Herb and Emily provided some great educational insight into the Zoom Lock Max and Zoom Lock Push fittings. Check out HVAC articles at www.hvacknowitall.com

Hot Gas Defrost w/A Rapid Cycle Solenoid Valve 16.12.2020

A recent service call lead to me to a faulty rapid cycle solenoid valve used in hot gas defrost. The solenoid valve was slightly bypassing causing an elevated evaporator temp. Check out www.hvacknowitall.com for more HVAC/R related articles and tips.

Compressor Failure w/Trevor Matthews and Matt Waxer 04.12.2020

On this episode Trevor Matthews from Emerson and HVAC Tech Matt Waxer hop on with me, we chat about compressor failures and how to prevent them. Check out www.hvacknowitall.com for articles and tips.

High Limit Switch and Spark Ignitor Troubleshooting 01.12.2020

On this episode we discuss a high limit switch and spark ignitor that were diagnosed as faulty through a series of troubleshooting steps. Check out this article and video https://youtu.be/gqP2OsF7Gx8 https://www.hvacknowitall.com/blogs/blog/581997-troublshooting-gas-fired-ignition-problems#.X8a7D1NyaDY

A General Guide To HVAC/R Troubleshooting 27.11.2020

In this episode we talk about needed tools to perform a diagnosis, sequence of operation, and the steps to completing a successful HVAC/R service call. Check out this article that outlines the steps in detail. https://www.hvacknowitall.com/blogs/blog/575992-a-general-guide-to-hvac-troubleshooting#.X8FZmVNyaDY

Working On Your Business Instead Of In Your Business w/Danielle Putnam 20.11.2020

Danielle brings it in this episode, we discuss how to move out of working in your business to working on your business and implementing processes to make it thrive. To receive a free process writing guide from Danielle email her at danielle@menupricing.com Danfoss Cooling United Live OnDemand https://w.tame.events/e/145364898. Visit hvacknowitall.com for HVAC articles and tips. Supco TradeFox idea...

Mini Split Installation w/Gerry Wagner 13.11.2020

On this episode we talk to Gerry, VP of HVAC Technical Training at Tradewinds Climate Systems Inc. Gerry and I discuss mini split installation from start to finish. Check out the www.hvacknowitall.com for HVAC articles and tips.

Chiller Evacuation Set Up 11.11.2020

On this episode we discuss evacuation on a 75 ton McQuay chiller. Check out the article and videos https://www.hvacknowitall.com/blogs/blog/567966-the-science-of-evacuation-and-on-site-pull-down#.X6ms5mlyaDY Danfoss Cooling United Live on demand. https://w.tame.events/e/145364898

Large Scale HVAC Project Management w/Jessie Hernandez 07.11.2020

We talk to Jessie about her role as a VP and HVAC project manager. Jessie reveals her day to day experiences in dealing with inspectors, her crew and customers. Check out www.hvacknowitall.com and the HVAC Know It All Youtube channel https://www.youtube.com/channel/UC-MsPg9zbyneDX2qurAqoNQ/videos

Residential Flood Protection w/Steven Foss and Brandon Bruce from Stream Labs 01.11.2020

We talk to Steve and Brandon about their product from Stream Labs that will help prevent flood damage in a home and detect micro water leaks. Save 8% on purchases at trutechtools.com with code knowitall, visit hvacknowitall.com for HVAC related articles and tips.

Crawl Spaces, Attics and Sales w/Reyna O'neill 23.10.2020

I had a great chat with Reyna about her career in the HVAC field, we talked about her hospitalization from attic heat exhaustion and her transition into sales.

Money As A Tool w/Caleb Guilliams 16.10.2020

I take the opportunity to speak with Caleb about money and finances. Using money as a tool rather than chasing it is beneficial to all of us within the skilled trades. Click here to receive Caleb's free book. https://quaxel3.net/v1/t/c/137f1194-879e-038e-e716-2141bf8bc7ae/gm%3Ac422f01a-faa0-41d4-ae6a-d28ca8953fbe/gary%40hvacknowitall.com/?http%3A%2F%2FBetterWealth.com%2FHVAC=

Skilled Trades Health and Wellness w/Dave Elliot 13.10.2020

I talk to Dave about how we can be healthier individuals in the trades. It's important when you're young to preserve the body to increase your longevity.

Building A Skilled Trades Business The Right Way w/Daniel Guest 07.10.2020

I get a great opportunity to speak with Daniel, a triumphant ambassador for the skilled trades, a thoughtful leader and community advocate that is growing his business the right way!

She's A Nerdy Girl Mechanic w/Sara Benoy 02.10.2020

On this episode we get to know Sara, we learn about her nerdyness, her love for mechanical work and and her transition into the HVAC field. Sara also has a podcast called, Women Behind The Wrench. Cooling United Live https://w.tame.events/e/145364898

NATE CHP-5 Exams w/Anthony Spagnoli 18.09.2020

We talk to Tony from Nate about their new CHP-5 exams that were released on July 1 2020. The 5 exams cover HVAC service, install, electrical, comfort/air flow and fundamentals.

Virtual HVAC Training w/Doug Donovan from Interplay Learning 16.09.2020

Very cool conversation with Doug about his virtual, on demand training platform. VR training is catching on and could be the go to for many industries in the coming years. For more info go to interplaylearning.com Testo Webinars Combustion Analysis and Safety https://attendee.gotowebinar.com/register/6828482189246338320?source=gm   Testo Smart Probes: Work Smarter https://attendee.gotowebinar.com/...

Smart Home Filtration w/Michael Petgrave 14.09.2020

In this episode we talk to Michael about the Alvi filter, how it was born, how it works and how it performs compared to the standard pleated filter. Cool Unit Live by Danfoss https://w.tame.events/e/145364898

How To Change Your Vacuum Pump Oil and When 10.09.2020

It's debatable when to change your vacuum pump oil but no matter what method you use to make your decision, it still needs to be done. In this quickie podcast we talk Chang that and offer some tips to make your change go well. Vacuum pump oil change video https://youtu.be/rNqvWbxjre4 Boiling water at room temp video https://youtu.be/OMALAeAvKkg

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