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Carrier 40MFC012 Ignition Control Board
Another safety feature is the ignition control board, which may control gas flow, the ignition timing as well as other safety devices. It is an important electronic safety board that, over the years, has merged to become a vital part of the main control board instead of a separate board.
Some clues the ignition board needs to be replaced
- Communication from the home thermostat never makes it to the main board
- Every other thing in the system is inspected and turns out to be okay
- The ignition system refuses to commence when called upon
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