The Control Board Dryer is an OEM replacement part for Frigidaire electric dryers. As the central processing unit, the control board is responsible for operating all electronically controlled systems and components that enable the drying process. It precisely coordinates heating times and temperature, drum rotation, airflow, sensors, and more. Causes of a bad control board can include damage due to moisture intrusion, defective electronic components, or general wear and tear over extended use.   Symptoms of a bad control board include: The dryer failing to start, heat or tumble clothes Random restarting or stopping during cycles   Burning smells coming from the control board area Error codes flashing on the display This OEM replacement is also compatible with Electrolux, Gibson, Kelvinator, and Kenmore electric dryer models.Part Number 134484212 (AP3844555) replaces 1154875, AH1145657, EA1145657, PS1145657.