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Carrier 58MVB080F10114 Furnace Door Switch
This switch inhibits the blower and gas ignition from starting so as to stop a potential explosion. It is quite important to have it switched out at once if it is not working in order to prevent injuries.
Simple indications of a dying safety switch on the furnace door
- The switch appears as though it has been stuck
- The HVAC system cannot run whether the door is open or closed
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