NOx Secrets HVAC Engineers Need to Know to Comply and Succeed in 2025 with Tyler Nelson Part 2

In this episode of the HVAC Know It All Podcast, host Gary McCreadie welcomes back Tyler Nelson from Sauermann Group for Part 2 of their talk on combustion analysis. Tyler shares more about how tuning equipment with a combustion analyzer can help HVAC techs improve safety, performance, and system life. He also explains how to read O2, CO, and CO2 levels correctly.

Tyler Nelson breaks down why combustion numbers matter and how techs can use this info on installs, maintenance, and safety checks. He also talks about the best places to insert the probe for accurate readings and why showing your work builds customer trust.

Throughout this episode, Tyler shares real tips for HVAC techs who want to do better work. He says analyzing every job helps avoid issues and keeps systems safe, while also proving the work you’ve done.

Expect to Learn:

• How using a combustion analyzer helps make HVAC systems safer.  

• Why O2 and CO levels are key numbers to watch during testing.  

• How to choose the right spot to place your probe for best results.  

• Why saving test reports can help show the customer your good work.  

• How even small changes in pressure can affect system performance.

 

Episode Highlights:

[00:00] – Introduction to Part 2 with Tyler Nelson

[02:16] –Tuning manifold pressure and waiting for steady readings

[04:47] – Why people love doing combustion analysis

[05:29] – Saving readings and showing clear before and after reports

[07:34] – Key analyzer readings and how O2 impacts other gases

[11:20] – What Co Air Free means and why it matters

[12:40] – Best probe placement for proper test readings

[18:00] – Why testing matters even in tricky situations 

 

This Episode is Kindly Sponsored by:

Master: https://www.master.ca/

Cintas: https://www.cintas.com/

Supply House: https://www.supplyhouse.com/

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

Follow the Guest Tyler Nelson on:

LinkedIn: https://www.linkedin.com/in/tyler-nelson-master-hvacr-9a8a981b/

Sauermann Group: https://www.linkedin.com/company/sauermann-group/

Follow the Host:

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

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