Introduction to Gas Furnace Service
Learn how atmospheric and high-efficiency condensing gas furnaces work, the main components you will service, and the combustion safety rules every tech follows. After finishing you can identify furnace parts and describe the no-heat call sequence.
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Gas Furnace Service
Installing, starting up, and servicing atmospheric and 90%+ condensing gas furnaces in residential and light commercial work. Covers combustion analysis and CO measurement, flame rectification and sensor cleaning, inducer and pressure sw...
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