# SDR USAA2011071500011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 14, 2011
- Submitted: July 15, 2011
- Operation: Air carrier
- Aircraft: [N111US](https://openairdocs.org/aircraft/N111US), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 1114
- Aircraft time: 32,356 hours, 19,475 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Shutoff Valve
- Part number: A253151
- Part serial: H3514
- Condition: Leaking
- Location: Parking Brake
- Part time: 28,534 hours, 14,263 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2011071500011

## Discrepancy

STRONG DIRTY SOCK ODOR JUST AFTER ROTATION WHICH DISSIPATED GRADUALLY AFTER SEVERAL MINUTES.  MAINTENANCE FOUND HYDRAULIC LEAKS AT PARKING BRAKE SHUTOFF VALVE 2579GM & BLUE RESERVOIR DRAIN VALVE 2264GM.  REPLACED VALVES IAW AIRBUS MAINTENANCE MANUAL 29-12-35-000 & 32-45-14-000.

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