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Nordyne E3EX-015H Control Board
The control board is designed to command everything including the gas valve, the igniter, all the various sensors as well as the blower all together. Your air handler will be unable to operate whatsoever lest this board is hooked up and is correctly configured. It is of utmost importance when you decide to replace your control board because of the wide variety of particular brands and their models. Any control board you choose should match the brand and the model of furnace or air handler you have.
Indications your main board is in need of replacing
- System has flashing code appearing on the board
- The entire system has to be reset more often than not for it to work
- System declines to do anything correctly
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