# SDR BB07102

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 19, 2007
- Submitted: December 28, 2007
- Operation: Air carrier
- Aircraft: N251AY
- Make and model: Boeing 767-2B7
- Registry model: [Boeing 767-2B7](https://openairdocs.org/model/boeing-767-2b7) (OpenAirDocs)
- Aircraft serial: 24764
- Aircraft time: 73,372 hours, 14,199 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Valve
- Condition: Leaking
- Location: Hydraulic System
- Stage of operation: CR
- How discovered: O
- Nature of condition: K
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/BB07102

## Discrepancy

FLIGHT 798, PHL-AMS:  DURING FLIGHT, CREW REPORTED LOSS OF THE CENTER HYDRAULIC SYSTEM QUANTITY.  FLIGHT DIVERTED TO YQX.  MAINTENANCE ACTION PENDING.  UPDATED 12/28/07:  MAINTENANCE FOUND WETTING IN RT MAIN WHEEL WELL.  CLEANED WHEEL WELL AND OPERATED FLAPS/SLATS, SPOILERS, RUDDER, AILERONS, HYD GENERATOR.  PINNED GEAR AND CYCLED.  NO LEAKS FOUND.  RESET STEERING AND BRAKE ISOLATION VALVE.  NO LEAKS FOUND.

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