Sub-Zero Classic Series (BI) Control Faults | Control System | Calibration or Low Signal Error | Error 90 5 96
- Error code 90 5 96
- Classic series (BI) shows 90 5 96
- 90 5 96
- Control fault control system calibration or low signal error
- Key shorted or damaged on control panel
- Turn the home circuit breaker to the unit off for 30 seconds then back on again.
- Retest the unit operation.
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