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Carrier 25HNA624A0030020 Furnace Door Switch
This switch prevents initial fan and gas ignition from turning on in order to prevent injury and fire. It is imperative that the switch be traded for new one ASAP if it is defective.
Major symptoms of an ineffective furnace door switch
- The door switch seems to be bent badly
- The HVAC system will not fire up even with the door closed
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Before buying or ordering, do your due diligence and make sure of the model number as well as make a visual comparison so that you are positive that the correct furnace door switch is the one being purchased. There is no rule that says you have to install the part by yourself. Hire someone with experience in your area to do the job for you.
Feel free to download your manual for help.
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