# SDR AALA201801089022

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 7, 2018
- Submitted: January 8, 2018
- Operation: Air carrier
- Aircraft: [N913US](https://openairdocs.org/aircraft/N913US), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6255
- Aircraft time: 11,998 hours, 4,658 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Fan
- Part number: EVT3454HC
- Part serial: 164905171
- Condition: Seized
- Location: E/E Bay
- Part time: 11,998 hours, 4,658 cycles
- Stage of operation: DE
- How discovered: O
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201801089022

## Discrepancy

DURING DECENT,  A STRONG ODOR OF SMOKE WAS IN THE COCKPIT.  DECLARED AN EMERGENCY AND LANDED.   RAN QUICK REFERENCE HANDBOOK PROCEDURES AND ODOR DISSAPATED AROUND 15,000 FEET.  REPLACED THE AVIONICS BLOWER FAN 20HQ IAW AMM 21-26-51. OPS CHECKED GOOD.  AIRCRAFT WAS GROUNDED.

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