# SDR UALA2009123004058

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 29, 2009
- Submitted: January 4, 2010
- Operation: Air carrier
- Aircraft: [N228UA](https://openairdocs.org/aircraft/N228UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30556
- Aircraft time: 32,841 hours, 4,053 cycles
- Engine: Pwa PW40903
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Shutoff Valve
- Part number: 2960034101U1
- Part serial: 101
- Condition: Inoperative
- Location: Edp Supply
- 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/UALA2009123004058

## Discrepancy

ENGING DRIVEN PUMP SUPPLY VALVE INOPERATIVE.  REPLACED ENG DRIVE PUMP SHUTOFF VALVE. OPOS CHECKED GOOD

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