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Lennox 13ACX-042 Ignition Control Board
Another safety feature is the ignition control board, which may control the natural gas, the ignition timing and the flame sensing circuits. It has always been a vital safety device that is usually a piece of the main circuit board for enhanced safety.
Subtle hints the major ignition board is going out
- Any other problem in the system checked out to be just fine
- Ignition sequence will not initiate when it is supposed to
- The initial signal from the primary thermostat does not show up at the Lennox control board
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If you decide on picking up or ordering, do your due diligence and make sure of the correct model as well as make a visual inspection so that you are positive that the correct ignition control board is the one being purchased. You do not have to install the replacement part alone. Hire a pro locally to pay to install it for you.
Feel free to download your manual for help.
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