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HOME > HVAC > INTERNATIONAL COMFORT PRODUCTS > FBF100F20A3 > FURNACE DOOR SWITCH

International Comfort Products FBF100F20A3 Furnace Door Switch

The furnace door switch is a safety switch which blocks the vent fan and gas ignition being triggered to start so as to avoid injuries. It is crucial to have this part swapped out as quick as you can if you see that it is broken.

What symptoms are present when the safety switch on the furnace door really needs to be replaced?

The door mechanism appears to be bent badly
The whole system will not begin whether the door is off or on

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Before buying or ordering a new International Comfort Products FBF100F20A3 replacement part, do your due diligence and make sure of the model number and also make a visual inspection in order to be sure the correct furnace door switch is the one being purchased. Use a great deal of caution when installing or replacing an HVAC part. If you are not sure what to do then call a pro. Stay safe.

Feel free to download your manual for help.

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Check eBay for your furnace door switch!