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International Comfort Products NTC6150KJG1 Furnace Door Switch
The furnace door switch is a safety switch which prevents initial fan and burner from starting in order to prevent injury and fire. Do not try to fix it, just have it exchanged for a new one promptly if it is causing you problems.
Major red flags your furnace door switch will have to be replaced
- The system does not run whether the door is open or closed
- The switch seems stuck
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