# SDR SIMA20120718006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 18, 2012
- Submitted: July 20, 2012
- Operation: Air carrier
- Aircraft: [N605KS](https://openairdocs.org/aircraft/N605KS), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145059
- Aircraft time: 34,128 hours, 28,807 cycles
- Engine: Rroyce AE3007A12
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Carbon Seal
- Condition: Leaking
- Location: Nr 1 Engine
- Stage of operation: CL
- 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/SIMA20120718006

## Discrepancy

ON FLIGHT 4103, THE CREW REPORTED THAT DURING CLIMB AND DESCENT THERE WAS AN OILY ODOR IN THE COCKPIT.  THE AIRCRAFT WAS REMOVED FROM SERVICE.  COMPLIED WITH ETN EM-72-034 R4 AND DETERMINED OIL SMELL IN COCKPIT TO BE EMANATING FROM THE NR 1 ENGINE.    DETERMINED THAT THE NR 0 CARBON SEAL WAS FAULTY AND THE CAUSE OF THE OILY ODOR.  THE NR 0 CARBON SEAL WAS REMOVED AND REPLACED.  THE AIRCRAFT WAS RETURNED TO SERVICE.

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