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Samsung ACC2800C Furnace Door Switch
The job of the furnace door switch blocks initial fan and other risky devices from switching on in order to prevent injury and fire. It is extremely important that the device is replaced as soon as you can if it is causing you problems.
Some clues the switch on your furnace door has very little life left
- The HVAC system will not begin whether the door is open or closed
- The door switch looks messed up
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