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HOME > HVAC > INTERNATIONAL COMFORT PRODUCTS > NDN3100GFA1 > FURNACE DOOR SWITCH

International Comfort Products NDN3100GFA1 Furnace Door Switch

A furnace door switch is a safety feature that prevents the blower and burner from activating so as to stop a potential explosion. You must have the device substituted for a new part ASAP especially if you think it is defective.

Red flags of an ineffective safety door switch

The door switch looks eroded
The whole system will not start even when you close the door

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Check eBay to see if your furnace door switch is in stock!

If you are going to be buying or ordering a new International Comfort Products NDN3100GFA1 replacement part do your best and cross-check the correct model and also make a visual comparison so that you are positive that the proper replacement furnace door switch is the one being purchased. You do not need to replace the part all by yourself. Locate a pro in your area to pay to install it for you.

Feel free to download your manual for help.

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Check eBay for your furnace door switch!