HVAC Know It All Podcast

Mar 06 2025 452 ep. 37 mins 540
HVAC Know It All Podcast artwork

The HVAC Know It All podcast is hosted by me, Gary McCreadie. These are my thoughts, my jobs, my tools....This is my HVAC life.

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HVAC Techs Are Overcharging Heat Pumps in Cold Weather with Jim Bergmann | Part 2

Mar 06 2025 16 mins  
In this episode of the HVAC Know It All Podcast, host Gary McCreadie continues his conversation with Jim Bergmann, President of measureQuick and Director of New Product Development at Redfish Instruments Inc. In Part 2, they discuss the challenges of low ambient charging, the transition from traditional methods to modern solutions like charging blankets, and why precision in refrig

How Factory Refrigerant Charges Are Frequently Wrong & Mislead HVAC Pros with Jim Bergmann | Part 1

Mar 03 2025 18 mins  
In this episode of the HVAC Know It All Podcast, host Gary McCreadie welcomes Jim Bergmann, President of measureQuick and Director of New Product Development at Redfish Instruments Inc. They discuss the responsibilities of HVAC technicians, the shift from traditional charging methods to modern techniques like charging blankets, and why accurate diagnostics are crucial. Jim also hig

Why HVAC Techs Keep Blaming Suppliers Instead of Fixing Their Own Mistakes | Laurence Michelson Part 2

Feb 27 2025 24 mins  
In this episode of the HVAC Know It All Podcast, host Gary McCreadie continues his conversation with Laurence Michelson, Co-Managing Partner at Cool Daddy LLC, Director of ObjectStep, HVAC Constitution expert at AlphaSights, and former Senior HVAC Counterman at A&R Supply, South Florida. In Part 2, they discussed the challenges within HVAC supply chains, including communication

Why HVAC Techs Keep Getting the Wrong Parts and Losing Money with Laurence Michelson Part 1

Feb 24 2025 20 mins  
In this episode of the HVAC Know It All Podcast, host Gary McCreadie is joined by Laurence Michelson, Co-Managing Partner at Cool Daddy LLC, Director of ObjectStep, HVAC Constitution expert at AlphaSights. and former Senior HVAC Counterman at A&R Supply, South Florida. They will explore the life of an HVAC suppliers counterperson, the disconnect between technicians and supplier

Coil Cleaners : HVAC Monthly Tech Tip

Feb 21 2025 6 mins  
Not all coil cleaners in HVAC and Refrigeration are created equal. That sticker on the OEM equipment that states, "only use water", does hold some weight but not nearly as much as you think. In this short episode, Gary McCreadie discusses what coil cleaners can be used on condensers and evaporaters without damaging the coil. Check out Jobber, the CRM tool that McCreadie HVAC an

How Europe is Beating North America in HVAC Innovation | Jamie Kitchen | Part 2

Feb 20 2025 19 mins  
In this episode of the HVAC Know It All Podcast, Host Gary McCreadie continues his conversation with Jamie Kitchen, an Industry Expert from Danfoss. In Part 2, they will discuss the role of check valves in Heat Pump TXVs in more detail, comparing North American and European TXV designs and discussing why refrigerant adoption differs across regions.Jamie also shares insights on how

How TX Valves Adapt to Multiple Refrigerants and Improve Heat Pumps | Jamie Kitchen | Part 1

Feb 17 2025 20 mins  
In this Episode of the HVAC Know It All Podcast, Host Gary McCreadie is Joined by Jamie Kitchen, an HVAC Expert from Danfoss, to Break Down How Heat Pump Thermostatic Expansion Valves (TXVs) Work and Why Check Valves are Essential.Jamie Kitchen explains the differences between heat pump Thermostatic Expansion Valves (TXVs) and straight cooling TXVs, why heat pump valves need built-

Why Most HVAC Systems Fail Due to High Static Pressure and Poor Airflow with Adam Mufich

Feb 13 2025 35 mins  
In this episode of theHVAC Know It All Podcast, Host Gary McCreadie sits down with Adam Mufich, an Expert in airflow diagnostics and technical trainer at theNational Comfort Institute (NCI). They will discuss deep into the critical role of airflow in HVAC systems, why static pressure doesn’t equal airflow, and how technicians can improve system performance with better diagnostics

How Compact HVAC Tools Are Revolutionizing Tech Efficiency | Greg Crumpton | Part 2

Feb 09 2025 29 mins  
In this episode of the HVAC Know It All Podcast, hostGary McCreadie continues his chat withGreg Crumpton, Vice President atService Logic and Founder and Writer ofdeepKnowledge. Greg has spent over 40 years in the HVAC industry, and in Part 2, he shares his thoughts on where the trade is headed, touching on new installation methods, the rise of press fittings, and why lighter, more

AI Predictive Maintenance in HVAC for Techs to Maximize Performance | Greg Crumpton | Part 1

Feb 06 2025 23 mins  
In this episode of theHVAC Know It All Podcast, hostGary McCreadie sits down with HVAC veteranGreg Crumpton to dive deep into the 2025 industry outlook. With over four decades of experience, Greg offers valuable insights on A2L refrigerant transitions, AI-driven predictive maintenance, and the evolution of HVAC tools and technologies. They discuss the psychological shift needed as