# SDR SIMA200704404

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 7, 2007
- Submitted: February 13, 2007
- Operation: Air carrier
- Aircraft: [N941LT](https://openairdocs.org/aircraft/N941LT), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 14500926
- Aircraft time: 4,184 hours, 3,882 cycles
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Carbon Seal
- Part number: 23073567
- Condition: Failed
- Location: Engine
- Part time: 4,184 hours, 3,882 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA200704404

## Discrepancy

LAVATORY SMOKE MESSAGE WITH A BLUE HAZE IN THE CABIN ON CLIMB-OUT, DECLARED EMERGENCY, RETURNED TO ORD.  REMOVED AND REPLACED ZERO CARBON SEAL NUMBER 2.

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