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Goodman GPC1330H21A Furnace Door Switch
This switch blocks the vent fan and burner from turning on so as to avoid injuries. You should have the switch be replaced ASAP especially if you suspect it is not working properly.
Simple signals the switch on your furnace door will die soon
- The furnace door switch looks as if it has been broken badly
- The whole system does not begin to work with the door closed
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