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Carrier 58MXA120 Furnace Door Switch
A furnace door switch is a switch that prevents the vent fan and ignition sequence from activating so as to avoid injuries. It is crucial to have this part replaced immediately if you can, if you see that it is broken.
Easy warnings your safety switch on the furnace door has little life left
- The furnace does not turn on even when you close the door
- The furnace door switch looks fallen off
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