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Carrier 38BRC042 Furnace Door Switch
The job of the furnace door switch stops the fan and gas ignition being triggered to start in order to prevent injury and fire. Do not waste time and have it traded for new one immediately if you can, if you find it to be faulty.
Major warnings the switch on your furnace door is dying
- The HVAC system does not fire up with the door closed
- The door mechanism looks like it is broken badly
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