# SDR DL76L020825

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 17, 2002
- Submitted: August 14, 2002
- Operation: Air carrier
- Aircraft: [N197DN](https://openairdocs.org/aircraft/N197DN), registered now
- Make and model: Boeing 767332
- Aircraft serial: 28454
- Aircraft time: 22,585 hours, 3,602 cycles
- System (JASC): [2760 · Drag Control System](https://openairdocs.org/jasc/2760)
- Part: O-Ring
- Condition: Failed
- Location: Spoiler
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DL76L020825

## Discrepancy

DURING CRUISE AT FL350 GOT R HYD QTY EICAS MSG AND R HYD RVSR LT ON OVERHEAD PANEL.  R HYD QTY AT .47.  FOLLOWED PROCEDURE AND TURNED OFF R ENG HYD PUMP AND R DEMAND PUMP.  R HYD QTY STAB AT .37 REST OF FLIGHT.  FOUND O-RING ON PLUG AT NR 13 SPOILER BLOWN OUT.  REPLACED O-RING ON NR 13 SPOILER ACR PLUG.  SERVICED HYD SYSTEM.  RAN FLT CONTROLS.  NO FURTHER LEAKS NOTED.  CHECKS OK.

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