The freezer is working fine, the refrigerator is not cooling, the compressor runs for the freeezer properly, the fan and compressor do not star … read more The freezer may still get cold. Refrigerator: Not running. Any Sub-Zero model not listed above has a condenser fan motor that cycles on and off based on compressor run time. The compressors also make a fan noise when running, refer to Compressor Run Time for more information. 1-800-269-2609 24/7. The light and fan switches are mounted to the top mainframe. We make fixing things easier! The fan switch function is the opposite of the light switch.

The cold control is a temperature-controlled switch that supplies power to the compressor and fan circuits in the refrigerator. If your refrigerator won’t start and no fans are running, then you may have a defective control. If the condenser fan motor is not working properly, the refrigerator won’t cool properly. Next, try turning the fan … Here are the most common reasons your Sub Zero refrigerator won't stop running - and the parts & instructions to fix the problem yourself. The fan and light switches have separate part numbers. How to test your fridge’s cold control & temperature control with a multi-meter: The fan switch controls the evaporator fan. If the refrigerator has electrical power—the inside light turns on, but the compressor won't run—possible causes include a control board failure, a wiring problem or a failed compressor. It turns on when the door is closed, instead of off. If the condenser fan motor on a unit after the serial number listed below is running continuously, Clean the Condenser. The light switch is on the left, and the fan switch is on the right. En español Live Chat online. The condenser fan motor draws air though the condenser coils and over the compressor. Sub Zero Refrigerator model 550 SN # XXXXX 12 years old.

To determine if the fan motor is defective, first check the fan blade for obstructions. If the fan is not working, no cold air will get to the refrigerator compartment.