In this episode of the HVAC Know It All Podcast, host Gary McCreadie is joined by Julian Finbow, HVAC/R Educator, Mentor, Content Writer, and Founder of Finbow Inc., for part two of their in-depth conversation on pressure testing in HVAC and refrigeration systems.

This episode dives into key topics, including troubleshooting leaking Schrader valves, best practices for flaring techniques, and the role of both pressure testing and evacuation in ensuring system integrity. Julian shares his technical expertise and hands-on experience, offering insights into precision, safety, and efficiency.

With actionable tips and real-world examples, this discussion is a must-listen for HVAC professionals looking to refine their diagnostic and installation skills.

Expect to Learn:

Managing Leaking Schrader Valves: Effective methods for troubleshooting and addressing leaks in Schrader valves, a common challenge in HVAC systems.

Flaring Techniques: Best practices for achieving proper, leak-free flares, including the debate over reaming and the role of tools like torque wrenches.

Pressure Testing vs. Evacuation: Why both processes are critical and how to execute them for maximum accuracy and safety.

Using Sealants like Nylog: How Nylog can be applied to flares and Schrader caps to enhance sealing and prevent leaks.

Real-World Insights: Practical tips and experiences from Julian and Gary’s years in the field, including solutions for common system issues.

Episode Highlights:

[00:33] - Podcast Introduction & Recap of Part 1

[02:21] - Different Approaches to Pressure Testing: Timing and Customer Expectationss

[04:56] - Flapper Valves and Common Challenges in Pressure Testing & Evacuation Testing

[08:49] - Flaring Techniques: Debates on Reaming and Best Practices

[14:37] - Nylog for Sealing Flares: Practical Applications

[17:53] - Schrader Valves: Challenges, Misconceptions, and Best Practices

[23:42] - Final Tips for Successful Pressure Testing and Episode Wrap-Up

This Episode is Kindly Sponsored by:

Cool Air Products

Master

Cintas

Supply House

Follow the Guest Julian Finbow on: 

LinkedIn: https://www.linkedin.com/in/julian-finbow-rse-1048038b/

Finbow Inc.: https://www.linkedin.com/company/finbow-inc/

Follow the Host:

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

Website: www.hvacknowitall.com

Facebook: www.facebook.com/hvacknowitall/

Instagram: www.instagram.com/hvacknowitall1/