# SDR FDEA201701170219

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 17, 2017
- Submitted: January 17, 2017
- Operation: Air carrier
- Aircraft: [N575FE](https://openairdocs.org/aircraft/N575FE), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48500
- Aircraft time: 78,882 hours, 17,511 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Valve
- Part number: AYG73235509
- Part serial: DAC1335
- Condition: Cracked
- Location: Hyd System
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA201701170219

## Discrepancy

DURING CRUISE, OBSERVED A LEVEL 1  ALERT FOR HYD 2 OFF.  NR 2 HYD 2.7.  AFTER TAXI IN,  OBSERVED LEVEL 2 ALERT FOR HYD 2 QTY LOW AND NR 2 HYD QTY 1.6. REMOVED AND REPLACED THE RT OTBD FLAP LOCK VALVE IAW  MM 27-52-11-4. OPS AND LEAK CHECKED GOOD.

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