# SDR AALA20120920012

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 20, 2012
- Submitted: September 24, 2012
- Operation: Air carrier
- Aircraft: N699AN
- Make and model: Boeing 757223
- Aircraft serial: 27051
- Aircraft time: 55,345 hours, 19,034 cycles
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Gearbox
- Condition: Inoperative
- Location: Te Flap
- Stage of operation: DE
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20120920012

## Discrepancy

DFW - CREW REPORTED TRAILING EDGE FLAP DISAGREE MESSAGE AND LIGHT.  EMERGENCY DECLARED FLIGHT LANDED DFW WITHOUT INCIDENT.  AIRCRAFT REMOVED FROM SERVICE.  REPLACED NUMBER 1 FLAP GEARBOX AND TRANSMISSION.  SYSTEM GROUND CHECK NORMAL OPERATION.

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