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International Comfort Products N9MP2100F14A2 Ignition Control Board
Another safety feature is the ignition control board, which governs the natural gas, the ignition timing and the flame sensing circuits. The ignition control board was always an important safety feature that, in most cases, has become a major component of the main board for safety reasons.
Warnings to watch for in a bad chief ignition control board
- The on-signal from the home thermostat never does reach the main control board
- Every other problem in the system is looked at and turns out to be in good condition
- The ignition cycle refuses to activate even when called upon
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