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Carrier 58STA09010020 Ignition Control Board
Another safety feature is the ignition control board, which controls gas intake, the ignition ignitor and other important devices. The ignition control board was always an important electronic safety board that has now become a piece of the main circuit board instead of having two separate boards.
Some warnings your ignition control board has little life left
- Every other potential issue within the heating and AC system checks out good
- Initial communication from the main thermostat does not reach the Carrier control board
- Initial ignition sequence is unable to initiate when called upon
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