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Carrier 38YZA042 Furnace Door Switch
The job of the furnace door switch inhibits initial fan and burner being triggered to start so as to stop a potential explosion. You should have the switch be swapped out quickly if it is defective in some way or another.
Hints to watch for in a failing safety switch on the furnace door
- The furnace does not begin to work with the door closed
- The door switch appears as though it has been fallen off
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If you are going to be buying or ordering a replacement furnace door switch for your Carrier 38YZA042 do your best and make sure of the correct model as well as make a visual inspection in order to be sure the proper replacement furnace door switch is being ordered. You do not need to install the replacement part alone. Find a professional in your community to do the job for you.
Feel free to download your manual for help.
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