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Lennox CB28UH-042 Furnace Door Switch
The furnace door switch prevents the draft inducer and gas ignition from starting so as to stop a potential explosion. It is important to get the part switched out immediately if you can, if it is not working in order to prevent injuries.
How do you know if your furnace door switch is failing?
- The furnace will not run even when you close the door
- The furnace door switch is broken badly
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If you are going to be buying or ordering a new Lennox CB28UH-042 replacement part do your best and cross-check the correct model and also make a visual inspection so that you are positive that the correct furnace door switch is being ordered. Once you have the part to install the part by yourself. Locate a pro in your town or city to do the job for you.
Feel free to download your manual for help.
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