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Panasonic CS-MKS12NKU Furnace Door Switch
The furnace door switch is a safety switch which stops the vent fan and gas ignition from switching on so as to stop a potential explosion. It is crucial to have this part substituted for a new part immediately if you can, if you find it to be faulty.
Red flags of a faulty furnace door switch
- The safety door switch looks fallen off
- The whole system will not fire up even when you close the door
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