# SDR SIMA20170414001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 14, 2017
- Submitted: April 17, 2017
- Operation: Air carrier
- Aircraft: [N939AE](https://openairdocs.org/aircraft/N939AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 14500923
- Aircraft time: 29,911 hours, 25,559 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Fan
- Part number: 4611028900
- Part serial: 355
- Condition: Failed
- Location: Recirculation
- Stage of operation: NR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20170414001

## Discrepancy

A STRONG ELECTRICAL BURNING ODOR FILLED THE COCKPIT.   DISIPATED WHILE ON OXYGEN.  FLIGHT ATTENDANT NOTED THE ODOR AS WELL.  PERFORMED ETN-EM-72-034,  REMOVED AND REPLACED THE NR 1 PACK RECIRCULATION FAN IAW AMM 21-24-01. OPS CHECKED AIR CONDITIONING DISTRIBUTION SYSTEM IAW AMM 21-20-00. OPS CHECKED GOOD.  NO ODOR NOTED.

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