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Carrier 38MFQ012 Furnace Door Switch
The furnace door switch stops the blower and ignition sequence from starting in order to prevent injury and fire. Do not waste time and have it swapped out as quick as you can especially if you suspect it is not working properly.
Elements to watch for in a failing furnace door switch
- The whole system does not turn on even with the door closed
- The door switch has been broken
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If you are going to be buying or ordering any Carrier 38MFQ012 part do your best and double check the correct model and also make a visual comparison in order to be sure the proper replacement furnace door switch is the one being purchased. There is no rule that says you have to install the replacement part alone. Look for a professional in your town or city to hire and install the part for you.
Feel free to download your manual for help.
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