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Samsung UQB12JJWC Furnace Door Switch
A furnace door switch is a switch that inhibits the vent fan and gas ignition being triggered to start in order to prevent injury and fire. You should have the switch be traded for new one ASAP especially if you suspect it is not working properly.
Indications of a barely functioning switch on the furnace door
- The furnace will not begin even when you close the door
- The furnace door switch seems to be wrong
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