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Lennox CB30M-21 Furnace Door Switch
A furnace door switch is a safety feature that inhibits the blower and burner from activating so as to stop a potential explosion. It is extremely important that the device is substituted for a new part promptly especially if you think it is defective.
Simple warnings that your furnace door switch is about to stop working?
- The safety door switch looks bent badly
- The HVAC system does not function even with the door closed
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If you are going to be buying or ordering a new Lennox CB30M-21 replacement part, do your due diligence and double check the correct model and also make a visual inspection so that you are positive that the proper replacement furnace door switch is the one being purchased. Replacing a new furnace door switch is not difficult if you energy and have the proper tools to get it done.
Feel free to download your manual for help.
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