# SDR HNAA2016092600297

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 26, 2016
- Submitted: September 26, 2016
- Operation: Air carrier
- Aircraft: [N637AE](https://openairdocs.org/aircraft/N637AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 160
- Aircraft time: 39,880 hours, 36,182 cycles
- Engine: Allsn AE3007C
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: O-Ring
- Condition: Leaking
- Location: Nr 2 Engine
- Stage of operation: TX
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA2016092600297

## Discrepancy

NR 2 ENGINE EMITTING SMOKE FROM TAILPIPE AREA 20 MINUTES AFTER SHUTDOWN.  FOUND EVIDENCE OF OIL SEEPING FROM TURBINE SECTION.  MAINTENANCE WAS DIRECTED TO REPLACED LOW PRESSURE TURBINE SHAFT PLUG O-RING AND MAGNETIC CARBON SEAL.

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