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Panasonic CU-E18NKUA Control Board
The control board is designed to regulate the gas valve, the ignition igniter, all the sensors as well as the blower all in one unit. Your air handler will be unable to operate without this vital piece of hardware is accurately installed and configured. It is imperative that you select wisely upon choosing a board as a replacement because of the many variances of heating and cooling systems. The chosen circuit board should be compatible with both the make and model of air handler system you have.
Major warnings of a weak primary control board
- There is a strange type of error code displayed on the control board
- Entire unit cannot run at all
- The HVAC system has to be powered down and back up many times a week in order to continue running
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