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Goodman ARPF36421 Furnace Door Switch
The furnace door switch blocks the vent fan and ignition sequence from starting in order to prevent injury and fire. It is extremely important that the device is switched out quickly especially if you think it is defective.
Major indications the safety door switch has very little life left
- The furnace door switch is fallen off
- The system does not begin to work even with the door closed
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If you decide on picking up or ordering a new Goodman ARPF36421 replacement part, do your due diligence and cross-check the correct model and also make a visual inspection in order to be sure the correct replacement furnace door switch is the one being purchased. Installation of the furnace door switch is not difficult if you have the know-how and have the proper tools to get it done.
Feel free to download your manual for help.
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