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Goodman GCH90703BX Furnace Door Switch
The furnace door switch is a safety switch which blocks the vent fan and gas ignition from starting so as to stop a potential explosion. You should have the switch be traded for new one promptly if you find it to be faulty.
Indications of a deteriorating safety door switch
- The furnace door switch is stuck
- The furnace cannot run even with the door closed
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If you are going to be buying or ordering, do your due diligence and cross-check the model number and also make a visual inspection so that you are positive that the correct furnace door switch is the one being purchased. You do not need to install it yourself. Search for a pro in your town or city to do it for you.
Feel free to download your manual for help.
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