Control assembly
OEM Part - Manufacturer #5304513666
Suggested replacement is 5303918476
OEM Part - Manufacturer #241508001
Refrigerator adaptive defrost control board. If the refrigerator does not automatically defrost then this board, the defrost heater, or defrost thermostat could be defective. Both the heater and thermostat can be tested using an ohm meter to determine which part is at fault.
OEM Part - Manufacturer #5303918476