Sub Zero Appliance Repair

Sub Zero Appliance Repair Service

Sub Zero appliances are known for their premium quality and advanced features, but like any complex system, they can occasionally experience issues.

Our Sub Zero Pros can help you diagnose and resolve problems quickly for four major refrigerators, freezers, wine coolers, and ice makers.

Important: Always unplug appliances before troubleshooting, refer to the manual, and consult a professional for your safety.

Contact us today to schedule an appointment with our  Sub Zero appliance repair expert.

Sub Zero Appliance Error Codes & Troubleshooting Tips

Below is a guide to common error codes for four major Sub Zero appliances: refrigerators, freezers, wine coolers, and ice makers.

Sub Zero Refrigerators

    • Description: Evaporator Fan Motor Circuit Failure

    • Possible Cause: The evaporator fan motor may have failed due to a motor issue, wiring problem, or control board malfunction.

    • Solution:

      • Check for any obstructions or visible damage to the fan motor.

      • Verify that wiring connections are secure.

      • Replace the evaporator fan motor or control board if necessary.

    • Description: Condenser Fan Motor Circuit Failure

    • Possible Cause: The condenser fan motor might not be functioning due to a motor failure, wiring issues, or a faulty control board.

    • Solution:

      • Inspect the condenser fan motor for any damage or obstructions.

      • Ensure wiring connections are intact.

      • Replace the condenser fan motor or consult a professional technician.

    • Description: High Temperature Alarm

    • Possible Cause: The temperature in the refrigerator compartment is too high, possibly due to a door left open, a failed door seal, or a malfunctioning temperature sensor.

    • Solution:

      • Check that the refrigerator door is fully closed and the seal is tight.

      • Verify the temperature settings.

      • Replace the temperature sensor if necessary.

    • Description: Defrost System Malfunction

    • Possible Cause: The defrost system is not operating properly, which could be due to a defective defrost heater, thermostat, or control board.

    • Solution:

      • Test the defrost heater and thermostat for continuity.

      • Ensure the defrost timer is functioning correctly.

      • Replace the defective components as needed.

Sub Zero Freezers

    • Description: Freezer Evaporator Fan Motor Circuit Failure

    • Possible Cause: The evaporator fan motor in the freezer compartment may have failed due to a motor issue, wiring problem, or control board malfunction.

    • Solution:

      • Inspect the fan motor for obstructions or visible damage.

      • Verify the wiring connections.

      • Replace the evaporator fan motor or control board if necessary.

    • Description: High Temperature in Freezer Compartment

    • Possible Cause: The temperature in the freezer is too high, possibly due to a door left open, a faulty door seal, or a malfunctioning temperature sensor.

    • Solution:

      • Check that the freezer door is fully closed and the seal is tight.

      • Verify the temperature settings.

      • Replace the temperature sensor if needed.

    • Description: Condenser Fan Motor Circuit Failure

    • Possible Cause: The condenser fan motor may not be working due to motor failure, wiring issues, or a faulty control board.

    • Solution:

      • Inspect the condenser fan motor for any damage or obstructions.

      • Ensure all wiring connections are secure.

      • Replace the condenser fan motor or consult a professional.

    • Description: Defrost System Failure

    • Possible Cause: The defrost system is not functioning, which may be due to a defective defrost heater, thermostat, or control board.

    • Solution:

      • Test the defrost heater and thermostat for continuity.

      • Verify that the defrost timer is cycling properly.

      • Replace the faulty components as needed.

Sub Zero Wine Coolers

    • Description: Wine Cooler Temperature Too High

    • Possible Cause: The wine cooler’s temperature has exceeded the set point, possibly due to a door left open, blocked air vents, or a faulty temperature sensor.

    • Solution:

      • Ensure the wine cooler door is fully closed and the door seal is tight.

      • Check that air vents inside the cooler are not obstructed.

      • Verify the temperature settings and replace the temperature sensor if necessary.

    • Description: Evaporator Fan Motor Circuit Failure

    • Possible Cause: The evaporator fan motor is not functioning properly, which could be due to a faulty fan motor, wiring issues, or a problem with the control board.

    • Solution:

      • Inspect the fan motor for damage or obstructions.

      • Check the wiring and control board connections.

      • Replace the fan motor if needed or consult a professional for help.

    • Description: Condenser Fan Motor Circuit Failure

    • Possible Cause: The condenser fan motor may be malfunctioning due to motor failure, wiring issues, or a faulty control board.

    • Solution:

      • Inspect the condenser fan motor for damage or obstructions.

      • Verify that wiring connections are secure.

      • Replace the fan motor or consult a professional for repair.

    • Description: Communication Error with Control Board

    • Possible Cause: There may be an issue with the communication between the control board and other components, possibly due to wiring issues or a faulty control board.

    • Solution:

      • Inspect the wiring connections between the control board and other components.

      • Reset the control board by turning off the power and then back on.

      • If the issue persists, consider replacing the control board or seeking professional assistance.

Sub Zero Ice Makers

    • Description: Ice Maker Not Producing Ice

    • Possible Cause: The ice maker is not producing ice due to low water pressure, a clogged water filter, or a faulty water inlet valve.

    • Solution:

      • Check the water supply for adequate pressure.

      • Replace the water filter if it is clogged or overdue for replacement.

      • Inspect the water inlet valve and the ice maker motor for functionality. Replace any faulty components.

    • Description: Ice Level Sensor Failure

    • Possible Cause: The ice level sensor is malfunctioning, possibly due to sensor damage, wiring issues, or a control board failure.

    • Solution:

      • Inspect the ice level sensor for any visible damage or disconnection.

      • Check the wiring connections to ensure they are secure.

      • Replace the sensor if necessary, or contact a professional technician for further assistance.

    • Description: Ice Maker Temperature Too High

    • Possible Cause: The temperature in the ice maker compartment is too high, possibly due to a door left open, a faulty door seal, or a malfunctioning temperature sensor.

    • Solution:

      • Ensure the ice maker compartment door is fully closed and the door seal is tight.

      • Verify the temperature settings and replace the temperature sensor if necessary.

    • Description: Water Fill System Malfunction

    • Possible Cause: The water fill system may not be working correctly, possibly due to a blocked or frozen water line, a faulty water inlet valve, or a control board issue.

    • Solution:

      • Inspect the water line for blockages or freezing.

      • Check the water inlet valve for proper operation.

      • If necessary, replace the water inlet valve or seek professional repair services.

Learn more about troubleshooting and maintaining your appliances

Contact Us for Reliable Sub Zero Appliance Repair

If you’re unable to resolve the issue on your own or if the problem persists, it’s time to call in the experts. Our Sub Zero Appliance Repair Service team is here to help with all your appliance repair needs. We provide fast, reliable service to ensure your Sub Zero appliances are back up and running smoothly. Contact us today to schedule a service appointment!