HVAC Evacuation Myths, Real-World Hacks, and Customer Lessons Technicians Must Learn

In this solo episode of the HVAC Know It All Podcast, host Gary McCreadie, Director of Player Development and Head Coach at Shelburne Soccer Club and President of McCreadie HVAC & Refrigeration Services and HVAC Know It All Inc, shares real-world lessons from the field, focusing on pulling vacuums and handling customer repairs. He explains why larger hoses improve vacuum speed, clears up common HVAC myths, and stresses the value of testing and thinking critically. Gary also talks about fixing equipment with limited budgets, using a coil-combing tool, and keeping customers running while maintaining safety and trust. It's a helpful, honest episode full of tips for techs working in real-world conditions.

Gary shares real-world HVAC stories that show why using bigger hoses speeds up vacuums and how heat helps in cold-weather jobs. He explains how simple tricks, like straightening coil fins, can improve system performance and save customers money. Gary also talks about working with limited budgets and why building trust matters more than doing things by the book. He clears up online myths and encourages techs to think before commenting. It’s a clear guide for helping customers, solving problems fast, and doing honest, smart work in the field.

Throughout this episode, Gary explains why bigger hoses pull faster vacuums and how testing proves it. He shares tips on using heat during cold-weather jobs and fixing coils without costly replacements. Gary also talks about real-world repairs, like using water on coils or tools to fix bent fins, and why these are smart, safe choices. He reminds techs to think before judging others online and to build trust with customers. His stories show how simple fixes, clear thinking, and honest work lead to better service and lasting relationships.

Expect to Learn:

• Why do bigger hoses pull faster vacuums.

• How heat helps speed up vacuum pulls in winter.

• When fixing fins can improve unit performance.

• Why thinking before judging online matters.

• Simple ways to help customers without big costs.

Episode Highlights:

[00:00] - Why Hose Size Matters in Evacuation

[03:49] - Real-World Test: Quarter Inch vs. True Blue Hose

[05:27] - Freezing Moisture During Evacuation: Myth or Fact?

[07:35] - Triple Evacuation: When Is It Necessary?

[08:57] - Real-World HVAC: Creative Solutions on Critical Sites

[11:42] - Field Testing the Oscillating Coil Comb Tool

[15:12] - Dealing with Online HVAC Critics

[19:38] - Scaffolding, Surge Protection & Doing the Job Right

[22:04] - Never Underestimate Business Relationships

This Episode is Kindly Sponsored by:

Master: https://www.master.ca/

Cintas: https://www.cintas.com/

Cool Air Products: https://www.coolairproducts.net/

property.com: https://mccreadie.property.com

SupplyHouse: https://www.supplyhouse.com/tm

Use promo code HKIA5 to get 5% off your first order at Supplyhouse!

Follow the Host Gary McCreadie:

LinkedIn: https://www.linkedin.com/in/gary-mccreadie-38217a77/

McCreadie HVAC & Refrigeration Services: https://www.linkedin.com/company/mccreadie-hvac-refrigeration-services/

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