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Sub-Zero Classic Series (BI) Fan Faults | Freezer Evaporator | Speed Setting Too Low | Error 35 F 33


  • Error code 35 F 33
  • Classic Series (BI) shows 35 F 33
  • 35 F 33
  • Freezer evaporator fan speed setting too low


  1. Turn the home circuit breaker to the unit off for 30 seconds then back on again.
  2. Retest the unit operation.


If these steps do not resolve the issue, no further customer troubleshooting advice is available. Contact Factory Certified Service to schedule an appointment for repair.


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