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Lennox OF24-105 Furnace Door Switch
A furnace door switch is a switch that blocks the blower and ignition sequence from activating so as to stop a potential explosion. You must have the device substituted for a new part quickly if you suspect that it is not working.
Subtle cues of an unhealthy switch on the furnace door
- The door switch looks like it is broken completely
- The whole system will not start even when you close the door
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If you are going to be buying or ordering any Lennox OF24-105 replacement part do your best and make sure of the model number and also make a visual comparison in order to be sure the correct furnace door switch is being ordered. Replacing the furnace door switch is a breeze if you have the time and have the tools to do it right.
Feel free to download your manual for help.
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