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Samsung AVMHC128EA0 Furnace Door Switch
A furnace door switch is a safety feature that stops the fan and burner from switching on in order to prevent injury and fire. It is important to get the part switched out quickly especially if you think it is defective.
Major warnings of a declining safety furnace door switch
- The whole system will not engage even when you close the door
- The door switch seems messed up
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