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Samsung AVMDC070EA0 Furnace Door Switch
A furnace door switch is a safety feature that inhibits the blower and gas ignition from starting in order to prevent injury and fire. It is crucial to have this part switched out promptly if it is not working in order to prevent injuries.
Major indications to watch for in a bad safety door switch
- The door mechanism appears to be breaking apart
- The HVAC system does not run whether the door is open or closed
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