# SDR CALA9701101

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 15, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: EIDLA
- Make and model: Doug DC-10-30
- Registry model: [Doug DC-10-30](https://openairdocs.org/model/mcdonnell-douglas-dc-10-30) (OpenAirDocs)
- Aircraft serial: 46958
- Engine: Ge CF650C2
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Carbon Seal
- Part number: 9601M72P08
- Condition: Leaking
- Location: Nr 3 Gearbox
- Stage of operation: CR
- Nature of condition: K, J
- Precautionary procedure: A, E, J
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA9701101

## Discrepancy

THE NR 3 ENGINE OIL QUANTITY AND PRESSURE DROPPED TO ZERO ACCOMPANIED BY ILLUMINATION OF THE OIL LOW PRESSURE LIGHT WHILE EN ROUTE FROM FCO TO EWR. THE NR 3 ENGINE WAS SHUT DOWN, FUEL WAS DUMPED AND THE A/C WAS DIVERTED TO LGW WHERE IT LANDED WITHOUT INCIDENT.  MX FOUND THE NR 3 ENGINE LT HYDRAULIC PUMP/GEARBOX CARBON OIL SEAL LEAKING. THE CARBON SEAL AND SEAL MATING RING WERE REMOVED AND REPLACED.  IN ADDITION, THE NR 3 ENGINE LT HYDRAULIC PUMP WAS REMOVED AND REPLACED. THE ENGINE WAS RUN AND LEAK AND OPERATIONAL CHECKS WERE GOOD.

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