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Lennox CB30M-65 Control Board
The control board is designed to control the gas valve, the ignition igniter, the flame sensor as well as the blower all at once. Your air handler will be unable to run without the control board properly connected to the unit. The chosen circuit board should match both the make and model of your heating and cooling system. You must do some research upon choosing a board as a replacement due to the many differences between certain brands.
What happens when my Lennox control board is in need of a replacement?
- Power to the circuit board needs to be reset more often than not for the furnace or AC to kick on
- There is a certain error code shown on the control board
- The AC or furnace is unable to work period
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Before you decide on buying or purchasing a new Lennox CB30M-65 replacement part do your best and cross-check the correct model as well as make a visual comparison in order to be sure the correct control board is being ordered. Replacing the control board is not difficult assuming you know what you are doing and have the proper tools to get it done.
Feel free to download your manual for help.
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