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International Comfort Products H9MPD100J20A1 Ignition Control Board
The ignition control board is a safety device that regulates gas intake, the ignition sequence and other important devices. It is an important electronic safety board that is now usually a vital part of the main control board instead of having two separate boards.
Major symptoms of an ailing chief ignition control board
- Initial ignition sequence is unwilling to activate when it is supposed to
- Initial communication from the main thermostat never reaches the main board
- Every other potential issue in the system is inspected and seems to be problem-free
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