# SDR DALA2016022401386

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 21, 2016
- Submitted: February 24, 2016
- Operation: Air carrier
- Aircraft: N911DA
- Make and model: Doug MD-90-30
- Registry model: [Doug MD-90-30](https://openairdocs.org/model/mcdonnell-douglas-md-90-30) (OpenAirDocs)
- Aircraft serial: 53391
- Aircraft time: 54,031 hours, 29,367 cycles
- Engine: Iae V2528D5
- Engine time: 28,747 hours, 21,919 cycles
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Oil System
- Condition: Leaking
- Location: Engine
- Stage of operation: IN
- How discovered: 9
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2016022401386

## Discrepancy

UPON ENGINE SHUTDOWN, GROUND CREW REPORTED EXCESSIVE SMOKE COMING FROM NR 1 ENGINE TAIL PIPE.  MAINTENANCE TROUBLESHOT.  FOUND TURBINE EXHAUST BLADES WET WITH OIL.  OIL BEGINNING TO POOL.  IAW PROPULSION ENGINEERING CHANGE NR 1 OIL QUANTITY TRANSMITTER AND NR 4 BEARING SCAVENGE VALVE.  LEAK AND OPERATION CHECKS OK.

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