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International Comfort Products HAC260GKA4 Furnace Door Switch
The furnace door switch prevents initial fan and gas ignition from turning on in order to prevent injury and fire. It is extremely important that the device is switched out as soon as possible especially if you suspect it is not working properly.
Major symptoms your safety switch on the furnace door has very little life left
- The furnace does not fire up whether the door is off or on
- The door mechanism seems eroded
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