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Lennox WING Furnace Door Switch
The job of the furnace door switch inhibits the draft inducer and gas ignition from turning on so as to stop a potential explosion. You should have the switch be changed as soon as possible if you find it to be faulty.
What are the signs that the safety door switch is almost going bad?
- The furnace will not fire up with the door closed
- The safety door switch has been stuck
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Before buying or ordering do your best and make sure of the correct model and also make a visual inspection so that you are positive that the correct replacement furnace door switch is the one being purchased. Installation of a new furnace door switch is a piece of cake assuming you have the time and have the tools to do it right.
Feel free to download your manual for help.
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