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International Comfort Products N9MP1100J20C1 Control Board
The control board is made to control everything including the gas valve, the ignition igniter, most sensors and the blower all at once. Your furnace or AC will not operate without the control board properly connected to the unit. It is imperative that you select wisely while choosing a new control board because of the wide variety of particular brands and their models. A matching board should match the model number with both the make and model of air handler system you have.
Major warnings to watch for in a bad primary control board
- Entire unit is not able to work correctly
- The system board needs to be reset habitually in order to continue running
- When turned on, there is a type of code displayed on the board
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