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736 Series Error Code 20

Topics:

  • 736 Series displays 20
  • Error code 20 is displayed on 700 Series
  • 736 20

Cause:

  • Defrost underheat with no voltage feedback through gray/white wire at defrost start

Answer:

Contact Factory Certified Service to schedule an appointment for repair. Share the error code and current temperatures when contacting service.

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