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Carrier FV4BNF003000 Furnace Door Switch
The furnace door switch is a safety switch which stops the draft inducer and burner from starting so as to stop a potential explosion. It is crucial to have this part changed ASAP if you find it to be faulty.
Key signs poorly operating furnace door switch
- The furnace will not run with the door closed
- The door mechanism looks beat up
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Before you decide on buying or purchasing a new Carrier FV4BNF003000 replacement part do your best and cross-check the correct model and also make a visual comparison so that you are positive that the right furnace door switch is being ordered. The installing of the furnace door switch is a piece of cake if you have the know-how and have the proper tools to do it right.
Feel free to download your manual for help.
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