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Whirlpool Refrigerator not defrosting

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Common solutions for: Whirlpool Refrigerator not defrosting
Solution 1:
Defrost Control Board
The defrost control board determines how often to run the defrost cycle. If the board fails, the refrigerator will not go into the defrost cycle. Before replacing the defrost control board, first...
Required Part
Refrigerator Defrost Control Board
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Solution 2:
Defrost Timer
The defrost timer turns on the defrost heater several times throughout the day to melt any frost that may have accumulated on the evaporator coils. If the defrost timer is defective, it may not...
Required Part
Refrigerator Defrost Timer
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Solution 3:
Defrost Heater Assembly
The defrost heater assembly turns on several times throughout the day to melt away any frost that may have accumulated on the evaporator coils. If the defrost heater assembly is defective, the...
Required Part
Refrigerator Defrost Heater Assembly
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Solution 4:
Defrost Thermostat
The defrost thermostat monitors the temperature of the evaporator coils. When the coils drop below a set temperature, the thermostat contacts close to allow power to flow to the defrost heater during...
Required Part
Refrigerator Defrost Thermostat
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Solution 5:
Defrost Sensor with Fuse
The defrost sensor monitors the temperature of the evaporator. The defrost sensor has a fuse to back up the sensor in case the sensor fails. If the defrost sensor fails to shut off the defrost...
Required Part
Refrigerator Defrost Sensor with Fuse
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Solution 6:
Main Control Board
The main control board regulates the power supply to all of the refrigerator components, including the defrost system. If the main control board is defective, it may stop sending voltage to the...
Required Part
Refrigerator Main Control Board
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