HVAC Know It All Podcast

Hot surface ignitors or HSI for short vs. Direct Spark. These are two different methods that natural gas or propane appliances use to ignite the flame for heating purposes.

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The changes are coming quick and fast in the HVAC and Refrigeration Industry. Keeping up and adapting will ensure we don't become complacent in our day to day.

We speak to HVAC business owner Zach Karre about how adapting quickly might be our best option.

Gauging up to systems is not always necessary but if you do, it's best not to lose refrigerant in the process if at all possible. Using low loss fittings, ball valves, gas retention valves or other can help with this.

In part 2 of 3 we speak to Jason Esteves from Seitron Americas. We discuss intermediate combustion analysis. Jason tell us how to get proper combustion efficiency in a 2 pipe system. We also briefly discuss how to find cracked heat exchangers using a combustion analyzer.

https://seitron.com/en_us/novo-combustion-analyzer.html

We speak to Keith Clark and John Fanetti from ICM controls about low ambient air conditioning and refrigeration operation. We compare fan cycling vs fan speed. We discuss the ICM 325A which can control fan speed based on temperature or pressure.

https://www.icmcontrols.com/product/icm325a/

https://www.master.ca/professional/