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International Comfort Products TCH260AKA1 Furnace Door Switch
The furnace door switch is a safety switch which blocks the draft inducer and burner from turning on so as to avoid injuries. It is vital that this part be exchanged for a new one promptly if you find it to be faulty.
Major signs of a failing safety furnace door switch
- The furnace does not turn on even with the door closed
- The door switch looks bent
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