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Lennox G40DF-60C-110 Furnace Door Switch
The job of the furnace door switch inhibits the fan and burner being triggered to start so as to stop a potential explosion. You must have the device substituted for a new part quickly if it is causing you problems.
Signs your safety switch on the furnace door has very little life left
- The system does not run even with the door closed
- The door switch looks worn
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Before you decide on buying or purchasing any Lennox G40DF-60C-110 replacement part, do your due diligence and make sure of the correct model and also make a visual inspection so that you are positive that the proper replacement furnace door switch is being ordered. HVAC pros can be expensive so you could call around to find a good deal if money is a concern.
Feel free to download your manual for help.
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