# SDR USAA2011080800018

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 7, 2011
- Submitted: August 9, 2011
- Operation: Air carrier
- Aircraft: [N939UW](https://openairdocs.org/aircraft/N939UW), registered now
- Make and model: Boeing 757-2B7
- Registry model: [Boeing 757-2B7](https://openairdocs.org/model/boeing-757-2b7) (OpenAirDocs)
- Aircraft serial: 27303
- Aircraft time: 55,991 hours, 21,939 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Fan
- Part number: 6457053
- Condition: Malfunctioned
- Location: Cabin
- Stage of operation: DE
- How discovered: O
- Nature of condition: B, J
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2011080800018

## Discrepancy

DUB - FLT 724  EN ROUTE PHL TO DUB.  L RECIRC FAN DISPLAYED AND RECIRC FAN INOP LIGHT ILLUM WITH SWITCH POSITION TO ON.  ELECTRICAL BURNING SMELL DESCENDING INTO DUB.  REMOVED AND REPLACED L RECIRC FAN.

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