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Carrier 48SX024-060 Furnace Door Switch
A furnace door switch is a switch that blocks the fan and ignition sequence from starting so as to avoid injuries. It is vital that this part be switched out immediately if you can, especially if you think it is defective.
Some warnings poorly operating switch on the furnace door
- The safety door switch has been bent badly
- The system will not begin even with the door closed
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