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SPT WA-1420H Control Board
Your furnace or AC will not activate unless this board is correctly installed. The control board is designed to control the gas valve, the igniter, all the sensors and the blower all in one unit. You must be sure when you are deciding on a replacement because of the wide variety of particular brands and their models. The board you choose should have a replacement part number that matches both the make and model of your particular system.
What are the signs that the control board is in need of a replacement?
- The heating and cooling system ceases to work well
- The control board needs to be reset all the time in order to operate
- When turned on, there is a strange code appearing somewhere on the board
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