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Troubleshooting and Predictive Parts Failure- AKA How to Stop a Murder- Sioux City
Tue, Sep 08
|Johnstone Supply- Sioux City
Cost: $ 200/ per Student In this one-day classroom style training technicians of all skill levels will learn best practices for troubleshooting electrical, mechanical, and airflow issues associated with gas furnaces.


Time & Location
Sep 08, 2026, 8:00 AM – 4:30 PM CDT
Johnstone Supply- Sioux City, 1401 Cunningham Dr, Sioux City, IA 51106, USA
About the Course
Topics covered include:
-Order of operations, mechanical and electrical -Furnace predictive parts failure
-Airflow issues, service issues related to airflow- -Gas pipe sizing, and gas pressure drop issues
-Open safety switches, finding the root cause -Motor troubleshooting
-Burner maintenance -Wiring diagram reading
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