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This is a genuine replacement part. The model number and name for the following item is: Whirlpool 4388931 Defrost Timer.
OEM Part - Manufacturer #4388931
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Defrost control board
OEM Part - Manufacturer #WP2304099
Control assembly
OEM Part - Manufacturer #5304513666
Adaptive defrost control board
OEM Part - Manufacturer #W11227239
Suggested replacement is 5303918476
OEM Part - Manufacturer #241508001
No longer available
Where can I get this part?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
No longer available
Where can I get this part?