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International Comfort Products HAC442AKA1 Ignition Control Board
Another safety feature is the ignition control board, which regulates gas intake, the ignition sequence and all the flame sensing devices. The ignition control board was always an important electronic circuit board that, in most cases, has become a standard part of the main board for the sake of being more efficient.
Major clues your ignition control board is failing
- Initial ignition sequence does not initiate at all
- Any other potential problem within the system is looked at and turns out to be flawless
- The initial signal from the thermostat never makes it to the control board
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