# SDR AALA20151022010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 16, 2015
- Submitted: October 22, 2015
- Operation: Air carrier
- Aircraft: N194AA
- Make and model: Boeing 757223
- Aircraft serial: 32388
- Aircraft time: 52,833 hours, 13,487 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Fan
- Condition: Faulty
- Location: Zone 100
- Stage of operation: DE
- How discovered: O
- Nature of condition: B, J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20151022010

## Discrepancy

ON DESCENT FROM FL300, GOT A VERY STRONG BURNING ACRID ODOR IN COCKPIT.  TURNED OFF UTILITY BUSES.  RT RECIRCULATION FAN LIGHT ILLUMINATED.  ODOR SLOWLY DISSIPATED.  R & R RT RECIRCULATION FAN IAW AMM 21-25-01.  OPERATIONAL CHECKED OK.

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