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Sub-Zero Error Code EC50 and Service Flashing

Cause:

  • Excessive refrigerator compressor run

Topics:

  • Error code EC 50 and Service flashing on display
  • How to reset EC50 flashing
  • Panel is flashing, toggling between numbers and EC with a service light

Steps to Verify Issue:

  1. If temperatures are high and it is not likely a door ajar situation, contact Factory Certified Service.
  2. If temperatures are near normal:
    • Clean the condenser.
    • Press and hold the door ajar alarm key for 15 seconds to clear the error code.
    • Do not clear the error code if temperatures are not near normal, do not return to normal, or continue to rise.
    • If a service call is required, service will need to see the error code logged by the system.
  3. For Designer (Formerly Integrated) products, make sure the kickplate is not completely covered by a custom toe kick or enclosed in custom cabinetry.
    • Even if unit has worked like this for years, it can cause issues including sealed system failure.
    • Refer to the Sub-Zero Design Guide for design specifications.

Answer:

If the error code or Service returns or temperatures rise, no further troubleshooting advice is available. Contact Factory Certified Service to schedule an appointment for repair.

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