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International Comfort Products NDC7100BHA1 Ignition Control Board
The main reason to have an ignition control board is that it may control the gas valve, the ignition ignitor and a few other devices. It is an important safety device that, in most cases, has become a part of the main control board instead of a separate board.
Major symptoms the major ignition board is failing
- Every other potential issue in the heating and cooling system is looked at and turns out to be in good condition
- The ignition system fails to begin when called upon
- Initial communication from the thermostat never moves to the main control board
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