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Royal Sovereign ARP-9411 Furnace Door Switch
The job of the furnace door switch prevents the blower and gas ignition being triggered to start in order to prevent injury and fire. You must have the device changed immediately if you can, if it is causing you problems.
Symptoms to watch for in a bad safety switch on the furnace door
- The system will not fire up with the door closed
- The safety door switch looks like it is wrong
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