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Goodman GKS90704CXAA Ignition Control Board
Another safety feature is the ignition control board, which has control over gas flow, the igniter and the flame sensing circuits. It has always been a vital electronic safety board that is now usually a standard part of the main board instead of its own individual board.
Clues to watch for to know the major ignition board should need replacing
- Every other problem in the HVAC system checked out to be OK
- Communication from the home thermostat never gets to the Goodman control board
- The ignition cycle does not initiate when it is supposed to
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