# SDR SIMA2011354001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 19, 2011
- Submitted: December 20, 2011
- Operation: Air carrier
- Aircraft: [N622AE](https://openairdocs.org/aircraft/N622AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145108
- Aircraft time: 29,845 hours, 27,806 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cabin
- Stage of operation: IN
- How discovered: O
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA2011354001

## Discrepancy

DURING UNSCHEDULED MAINTENANCE VISIT TROUBLESHOT AN ODOR COMING FROM AROUND ROW 16 POSSIBLY FROM A BLEED OR PACK BECAUSE IT WAS ISOLATED NR 2 BY TURNING NR 2 BLEED & PACK ODOR WENT AWAY WHILE IN CRUISE FLIGHT.  THE AIRCRAFT WAS REMOVED FROM SERVICE.  COMPLIED WITH ETN #EM-72-034R4 ENGINE ODOR EVENT TROUBLESHOOTING SUPPLEMENT.  NO DEFECTS NOTED AT THIS TIME WITH NR 2 PACK OR NR 2 BLEED SYSTEM.  NO PARTS REMOVED OR REPLACED.  THE AIRCRAFT WAS RETURNED TO SERVICE.

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