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Bryant 333BAV Furnace Door Switch
A furnace door switch is a switch that stops the draft inducer and burner being triggered to start so as to stop a potential explosion. It is important to get the part switched out swiftly especially if you think it is defective.
Subtle hints the safety door switch needs to be replaced
- The furnace will not run whether the door is open or closed
- The switch looks like it is beat up
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