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HOME > HVAC > LG > LMU240HE > FURNACE DOOR SWITCH

LG LMU240HE Furnace Door Switch

This switch stops the vent fan and ignitor from activating so as to stop a potential explosion. Do not try to fix it, just have it substituted for a new part quickly if it is not working in order to prevent injuries.

How can I tell if my safety switch on the furnace door is failing?

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Check eBay to see if your furnace door switch is in stock!
If you decide on picking up or purchasing any LG LMU240HE part do your best and cross-check the correct model as well as make a visual comparison so that you are positive that the proper replacement furnace door switch is the one being purchased. Once you have the part to install it yourself. Search for a pro locally to hire and install the part for you.
Feel free to download your manual for help.
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Check eBay for your furnace door switch!