# SDR IPXA10M58481

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 9, 2010
- Submitted: February 15, 2010
- Operation: Air carrier
- Aircraft: [N257UP](https://openairdocs.org/aircraft/N257UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- System (JASC): [2740 · Stabilizer Control System](https://openairdocs.org/jasc/2740)
- Part: Shutoff Valve
- Condition: Inoperative
- Location: Lt Ob Actuator
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA10M58481

## Discrepancy

L SAS LEFT OTBD OFF ILLUM, C/B POPPED 418923.  LT OTBD ACTUATOR INBD SOLENOID SHUTOFF VALVE CHANGED.  ACCOMPLISHED ELEVATOR SYSTEM TEST CAT IIIB RTS ALL CKS PASSED.  THIS CLEARS M418923.  PLACARD REMOVED REF MM 27-33-00-5.

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