# SDR ARWA20060602

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 28, 2006
- Submitted: September 7, 2006
- Operation: Air carrier
- Aircraft: N784AL
- Make and model: Doug DC-8-63F
- Registry model: [Doug DC-8-63F](https://openairdocs.org/model/mcdonnell-douglas-dc-8-63f) (OpenAirDocs)
- Aircraft serial: 46135
- Aircraft time: 80,033 hours, 25,530 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: O-Ring
- Part number: NAS161210
- Condition: Leaking
- Location: Hyd System
- Stage of operation: DE
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ARWA20060602

## Discrepancy

PRIOR TO DESCENT, OBSERVED A LOSS OF HYDRAULIC QUANTITY TO THE STAND PIPE LEVEL FOLLOWED BY A LOSS OF PRESSURE.  REMOVED AND REPLACED DAMAGE O-RING ON NR 2 ENGINE HYDRAULIC PUMP PRESSURE LINE FITTING IN ACCORDANCE WITH M/M 20-12-0 PAGE 211.  OPERATIONAL CHECK NORMAL IN ACCORDANCE WITH M/M 72-00 PAGE 517.  ENGINE STARTING.

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