# SDR SWAA117838

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 12, 2011
- Submitted: November 16, 2011
- Operation: Air carrier
- Aircraft: N649SW
- Make and model: Boeing 737-3H4
- Registry model: [Boeing 737-3H4](https://openairdocs.org/model/boeing-737-3h4) (OpenAirDocs)
- Aircraft serial: 27719
- Aircraft time: 47,386 hours, 38,037 cycles
- Engine: Cfmint CFM563B1US
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Garlock Seal
- Part number: 3051192010
- Condition: Leaking
- Location: Nr 1 Engine
- Stage of operation: UK
- How discovered: O
- Nature of condition: K
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA117838

## Discrepancy

DECLARED EMERGENCY -   OIL QUANTITY FELL FROM 2.5 GALLONS EN ROUTE AT FL 350 (NR 1 ENGINE) TO 1.5 GALLONS IN 60 MINS.  REMOVED AND REPLACED NR 1 ENGINE STARTED GARLOCK SEAL IAW MM.

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