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Carrier 48GX042090300 Furnace Door Switch
The job of the furnace door switch inhibits the vent fan and ignition sequence from switching on so as to avoid injuries. Do not waste time and have it replaced swiftly if you find it to be faulty.
Major warnings of an inadequate safety furnace door switch
- The safety door switch is stuck
- The whole system cannot run even with the door closed
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Before buying or purchasing a new Carrier 48GX042090300 replacement part, do your due diligence and make sure of the correct model as well as make a visual comparison so that you are positive that the proper replacement furnace door switch is the one being purchased. Installation of the furnace door switch is not difficult provided you energy and have the tools to do it right.
Feel free to download your manual for help.
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