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Carrier 48XZ042060300 Furnace Door Switch
This switch prevents the vent fan and burner being triggered to start in order to prevent injury and fire. Do not waste time and have it exchanged for a new one swiftly if you suspect that it is not working.
What are the signs that the furnace door switch has to be replaced?
- The door mechanism has been chipped
- The system does not run even when you close the door
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