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Jesse Stewart
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Tech Tips written:

Should the Float Switch Break R or Y?
There are three things we never discuss at the dinner table: religion, politics, and which wire to break with your float switch. A float switch fills with water whenever there is a drain backup, and it breaks power to one of the low-voltage wires. We clearly want the HVAC system to stop producing more condensate, […]
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Watch Out for Fire Sprinklers
Our company recently had an incident where someone was operating a scissor lift and hit a fire sprinkler with it. The sprinkler activated, and the area flooded. This issue, unfortunately, isn’t that uncommon in the electrical, construction, and HVAC trades, but it’s preventable with proper training and attention to detail. Those of you who work […]
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Don’t Drive Drowsy
Being in an industry that requires a lot of travel—local or regional—can be a great thing for people who enjoy driving. It also comes with several more risks and opportunities for roadway accidents than someone who just has a round-trip commute to a single location every day.  We’re all aware of the issues of texting […]
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Podcast guest:

A Conversation with NAVAC at AHR 2025
 In this engaging episode of the HVAC School Podcast, host Bryan sits down with Jesse from NAVAC to dive deep into the evolving landscape of refrigeration technology, focusing primarily on the transition to A2L refrigerants. The conversation offers a refreshingly pragmatic approach to addressing industry concerns about these new, mildly flammable refrigerants, dispelling myths […]
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Trust the NEW Process: Embracing Evolution in HVAC Technology
In this episode of the HVAC School podcast, host Bryan and guest Jesse Stewart from NAVAC discuss the generational divide in the HVAC industry and the importance of embracing new technologies and processes. They explore the challenges faced by both experienced technicians who may be set in their ways and newcomers to the trade who need […]
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