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Carrier 42C Ignition Control Board
Another safety feature is the ignition control board, which checks out gas intake, the ignition timing and a few other devices. It is an important electronic circuit board that is now usually a part of the main control board instead of a separate board.
Major signs your Carrier ignition control board is dying
- Signal from remote thermostat does not turn up at the main control board
- Initial sequence declines to start even though it is supposed to
- Every other thing connected to the system checked out to be fine
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