# SDR AALA20110606TUL01

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 5, 2011
- Submitted: June 9, 2011
- Operation: Air carrier
- Aircraft: [N696AN](https://openairdocs.org/aircraft/N696AN), registered now
- Make and model: Boeing 757223
- Aircraft serial: 26976
- Aircraft time: 54,529 hours, 18,550 cycles
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Gearbox
- Part number: 251N424126
- Condition: Defective
- Location: Te Flap
- Stage of operation: AP
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20110606TUL01

## Discrepancy

MBJ - CREW REPORTED TRAILING EDGE FLAP ASYMMETRY EICAS MESSAGE.  EMERGENCY DECLARED FLIGHT LANDED MBJ WITHOUT INCIDENT.  AIRCRAFT REMOVED FROM SERVICE.  FOUND RIGHT FLAP TRAILING EDGE ANGLE TEE GEAR BOX BAD CAUSING FLAP DISAGREE.  REPLACED GEAR BOX.  SYSTEM GROUND CHECK NORMAL OPERATION.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.