Tmn for Model Number Whirlpool Refrigerator model ET18NK Refrigerator not as cold as it used to be. Freezer section not freezing solidly. Unit will turn on and off via temp control, fan works and coils are clean. No weird noises from compressor. Thermostat? Failure?
Answer TMN, You will first want to make sure that the evaporator coils are not impacted with ice which would indicate a defrost error. Pull the rear wall in the freezer compartment off to check this. If the coils are impacted with ice then test the defrost heater and defrost thermostat for continuity. If there is no continuity then the part is bad and would need to be replaced. If there is continuity on both then the defrost timer would be the issue. Read More... Answered by AppliancePartsPros.com | Tuesday, October 25, 2016