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Lennox CB27UH-036 Furnace Door Switch
The furnace door switch is a safety switch which prevents the draft inducer and burner from activating so as to stop a potential explosion. It is quite important to have it replaced swiftly if you find it to be faulty.
Elements of an unhealthy furnace door switch
- The door switch looks like it is not there
- The system will not operate even when you close the door
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If you are going to be buying or ordering any Lennox CB27UH-036 replacement part do your best and double check the model number as well as make a visual inspection in order to be sure the correct furnace door switch is the one being purchased. You do not have to install the part by yourself. Look for a professional in your area to replace the part.
Feel free to download your manual for help.
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