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Lennox XP14-042 Furnace Door Switch
The furnace door switch is a safety switch which blocks the vent fan and ignition sequence from starting so as to stop a potential explosion. You should really have it replaced as soon as possible especially if you suspect it is not working properly.
Indications poorly running furnace door switch
- The system will not fire up with the door closed
- The door switch looks stuck
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If you decide on picking up or purchasing, do your due diligence and cross-check the model number and also make a visual comparison in order to be sure the proper replacement furnace door switch is being ordered. There is no rule that says you have to replace the part all by yourself. Hire a pro in your community to pay to install it for you.
Feel free to download your manual for help.
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