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Lennox G40DF-48C-110 Ignition Control Board
An ignition control board regulates the gas valve, the ignition timing and some more sensing equipment. It has been a very important electronic safety board that has now become a vital part of the main control board instead of a separate board.
Major indications of an unhealthy ignition board
- Ignition system refuses to fire up then the thermostat send a signal
- The on-signal from the primary thermostat does not show up at the main control board
- Every other thing within the furnace is inspected and seems to be in fine condition
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Before you decide on buying or purchasing any Lennox G40DF-48C-110 replacement part, do your due diligence and double check the correct model and also make a visual inspection in order to be sure the right ignition control board is being ordered. If you are unsure about the installation of the new ignition control board on your own then it may be wise to consult a pro to do the work for you.
Feel free to download your manual for help.
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