The Fan Motor is an OEM part for Samsung refrigerators. This component is responsible for circulating air within the refrigerator and freezer compartments, ensuring even cooling and maintaining the desired temperature throughout. Over time, the fan motor can wear out or fail due to electrical issues, dust buildup, or mechanical wear from continuous operation. Causes of a bad fan motor include motor burnout, debris obstructing the fan blades, or electrical faults. Symptoms of a bad fan motor include: Unusual noises coming from the refrigerator, such as humming or grinding Inconsistent cooling or warm spots in the refrigerator or freezer The refrigerator running continuously or more frequently than usual The refrigerator or freezer not maintaining the set temperature This OEM Samsung part is essential for keeping your refrigerator operating efficiently.DA31-00146B (AP4136568) replaces DA31-00020H, DA31-00146D, 2030145, DA31-00220A, PS4138373.