Sub-Zero Classic Series (BI) Runtime Faults | Refrigerator | Excessive Run Time | Error 40 1 40
- Error code 40 1 40
- Classic Series (BI) shows 40 1 40 on display
- 40 1 40
- Refrigerator excessive runtime
- Excessive refrigerator run time
- Turn the home circuit breaker to the unit off for 30 seconds then back on again.
- 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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