# SDR UIEA2012092400442

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 24, 2012
- Submitted: September 24, 2012
- Operation: Air carrier
- Aircraft: [N499MC](https://openairdocs.org/aircraft/N499MC), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 29260
- Aircraft time: 53,231 hours, 8,884 cycles
- Engine: Ge CF680
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Cam
- Condition: Detached
- Location: Te Flap
- Part time: 88,676 hours, 17,499 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2012092400442

## Discrepancy

POST FLIGHT WALK AROUND INSPECTION,  FOUND NR 4 T/E FLAP TRACK FAIRING DAMAGED BY FLAP DRIVE CRANK. FURTHER INSPECTION FOUND THE CAM DRIVE DETACHED FROM MID-FLAP.  LT MID-FLAP ASSY AND NR 4 T/E FLAP TRACK FAIRING WAS REPLACED AND RIGGED IAW AMM 27-51-01 AND AMM 27-51-20.

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