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Carrier 58MCB100 Furnace Door Switch
The job of the furnace door switch blocks initial fan and ignitor from activating so as to stop a potential explosion. It is crucial to have this part exchanged for a new one as quick as you can if it is defective.
Key signs of a faulty furnace door switch
- The furnace door switch looks like it is wrong
- The system will not operate even with the door closed
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Before you decide on buying or ordering do your best and make sure of the correct model as well as make a visual inspection in order to be sure the right furnace door switch is being ordered. There is no need to replace the part all by yourself. Search for a pro in your community to pay to install it for you.
Feel free to download your manual for help.
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