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Rheem RSNA-B Series Furnace Door Switch
A furnace door switch is a safety feature that stops the draft inducer and burner from starting in order to prevent injury and fire. Do not waste time and have it substituted for a new part swiftly if it is defective in some way or another.
Major warnings of a defective switch on the furnace door
- The door mechanism appears as though it has been wrong
- The system will not begin whether the door is open or closed
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