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International Comfort Products EF08B1500A3 Furnace Door Switch
The furnace door switch is a safety switch which stops initial fan and ignition sequence from switching on so as to stop a potential explosion. It is imperative that the switch be traded for new one immediately if you can, if it is damaged so as to prevent something bad happening.
Elements of a defective safety furnace door switch
- The system will not engage whether the door is off or on
- The furnace door switch appears as though it has been broken completely
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