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Lennox CB29M-21 Furnace Door Switch
The furnace door switch inhibits the blower and other risky devices being triggered to start in order to prevent injury and fire. It is extremely important that the device is changed promptly especially if you suspect it is not working properly.
Chief elements of a worsening safety door switch
- The furnace does not run with the door closed
- The furnace door switch is broken completely
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Before buying or ordering a new Lennox CB29M-21 replacement part do your best and double check the correct model and also make a visual comparison so that you are positive that the correct furnace door switch is the one being purchased. It can be quite simple to replace a furnace door switch on your Lennox CB29M-21 so long as you are handy and possess the time and energy needed to replace it.
Feel free to download your manual for help.
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