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Carrier 48GS048090300 Furnace Door Switch
The furnace door switch is a safety switch which inhibits the blower and other risky devices from switching on so as to avoid injuries. You should have the switch be replaced ASAP if it is defective in some way or another.
Clues of a dying furnace door switch
- The whole system will not even begin to start whether the door is open or closed
- The safety door switch seems to be breaking apart
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Before you decide on buying or ordering do your best and cross-check the correct model as well as make a visual comparison in order to be sure the proper replacement furnace door switch is being ordered. You do not need to replace the part all by yourself. Hire a pro locally to pay to install it for you.
Feel free to download your manual for help.
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