# SDR MALA040443

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 8, 2004
- Submitted: June 16, 2004
- Operation: Air carrier
- Aircraft: N457XJ
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B457
- Aircraft time: 12,981 hours, 13,874 cycles
- Engine: Ge CT79B
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Seal
- Condition: Leaking
- Location: Lt Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MALA040443

## Discrepancy

IN CRUISE FLIGHT LT ENGINE OIL PRESSURE FLUCTUATES AND CWP LIGHT ILLUMINATED.  PRESSURE GAUGE FLUCTUATES +/- 10 PSI ALL OTHER PARAMETERS NORMAL.  AIR RETURN TO DTW.  MAINTENANCE REPLACED LT ENGINE BB AXIS SEAL.

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