# SDR SIMA20121024010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 24, 2012
- Submitted: October 26, 2012
- Operation: Air carrier
- Aircraft: [N831AE](https://openairdocs.org/aircraft/N831AE), registered now
- Make and model: Emb EMB-135KL
- Registry model: [EMB EMB-135KL](https://openairdocs.org/model/embraer-emb-135kl) (OpenAirDocs)
- Aircraft serial: 145616
- Aircraft time: 25,777 hours, 21,799 cycles
- Engine: Rroyce AE3007A13
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Carbon Seal
- Condition: Leaking
- Location: Nr 1 Engine
- Stage of operation: UK
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20121024010

## Discrepancy

ON FLIGHT 4529 THE CREW REPORTED THE ECS SYSTEM SMELLS OF OIL.  THE AIRCRAFT WAS REMOVED FROM SERVICE.  PERFORMED ETN-EM-72-034 AND FOUND 0 CARBON SEAL LEAKING.  REMOVED AND REPLACED 0 CARBON SEAL FROM E#1 IAW RR MM 72-25-25-400-801.  REPLACED FAN SPINNER WHEEL IAW RR MM 72-21-10-400-801 AND REPLACED FAN SPINNER IAW RR MM 72-21-20-400-801.  THE OPERATIONAL CHECK WAS GOOD.  THE AIRCRAFT WAS RETURNED TO SERVICE.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.