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Frigidaire FRP77PTT3R0 Furnace Door Switch
A furnace door switch is a switch that prevents the blower and ignition sequence from turning on so as to stop a potential explosion. It is vital that this part be replaced ASAP especially if you think it is defective.
Signs of a bad safety door switch
- The door switch seems messed up
- The HVAC system will not run even with the door closed
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If you decide on picking up or purchasing any Frigidaire FRP77PTT3R0 part do your best and make sure of the correct model and also make a visual comparison in order to be sure the correct furnace door switch is being ordered. You do not have to install the replacement part alone. Search for a pro in your community to do it for you.
Feel free to download your manual for help.
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