# SDR UIEA2019092805591

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 27, 2019
- Submitted: September 30, 2019
- Operation: Air carrier
- Aircraft: [N408MC](https://openairdocs.org/aircraft/N408MC), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 29261
- Aircraft time: 81,018 hours, 13,538 cycles
- Engine: Ge CF680C2B5F
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Garlock Seal
- Part number: P84441N1
- Condition: Leaking
- Location: Nr 1 Engine
- Stage of operation: CL
- 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/UIEA2019092805591

## Discrepancy

ENGINE 1 OIL QTY DECREASED TO 1 IN FLIGHT.(<P>REMOVED AND REPLACED ENG 1 STARTER GARLOCK SEAL AND LEAK CHECKS GOOD PER AMM 72-64-01.</P>)

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