# SDR AALA20040108

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 22, 2004
- Submitted: January 26, 2004
- Operation: Air carrier
- Aircraft: [N1453D](https://openairdocs.org/aircraft/N1453D), registered now
- Make and model: Fokker F.28 MK 0100
- Registry model: [Fokker F.28 MK 0100](https://openairdocs.org/model/fokker-f-28-mk-0100) (OpenAirDocs)
- Aircraft serial: 11465
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Bearing
- Part number: 6451101
- Condition: Damaged
- Location: Recirc Fan
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20040108

## Discrepancy

ORD INFLIGHT T557/22 LIGHT SMOKE AND FUMES IN AIRCRAFT AT FL280.   IAW CHECKLIST RECIRCULATION FANS WERE TURNED OFF.   SMOKE AND FUMES DISSIPATED.  INSPECTED FANS AND FOUND NOISY BEARING IN FAN ALONG WITH ODOR.   REPLACED RECIRCULATION FAN.  SYSTEM GROUND CHECKED NORMAL OPERATION.--CLOSED--

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