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Carrier FF1DNE030005AAAA Furnace Door Switch
The furnace door switch prevents the blower and other risky devices from starting in order to prevent injury and fire. It is extremely important that the device is substituted for a new part as soon as you can if it is causing you problems.
What warnings are present when my safety furnace door switch is in need of replacing?
- The HVAC system does not begin to work whether the door is open or closed
- The safety door switch appears as though it has been eroded
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