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Lennox G40UH-48C-110 Ignition Control Board
The main ignition control board oversees the gas valve, the ignition timing and all the flame sensing devices. It has been a very important safety device that has now become a standard part of the main board for the sake of being more efficient.
Clues to watch for to know the major ignition board has to be replaced
- Initial communication from the thermostat does not show up at the Lennox control board
- Ignition system refuses to kick in even though it is supposed to
- Any other device connected to the system is explored and ends up being in fine condition
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If you decide on picking up or purchasing a replacement ignition control board for your Lennox G40UH-48C-110, do your due diligence and cross-check the correct model as well as make a visual inspection so that you are positive that the proper replacement ignition control board is being ordered. There is no need to install the replacement part alone. Search for a pro locally to hire and install the part for you.
Feel free to download your manual for help.
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