# SDR DALA2021092205698

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 21, 2021
- Submitted: September 22, 2021
- Operation: Air carrier
- Aircraft: [N547US](https://openairdocs.org/aircraft/N547US), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26494
- Aircraft time: 79,864 hours, 25,896 cycles
- System (JASC): [5751 · Ailerons](https://openairdocs.org/jasc/5751)
- Part: None
- Condition: None
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2021092205698

## Discrepancy

SHIP 5647 LT AILERON L. EDGE LOWER SIDE HAS A LONG WEAR MARK. CORRECTIVE ACTION: EVALUATED L/H AILERON LOWER EDGE WITH TAP TEST NO DEFECTS NOTED IN COMPOSITE, FOUND TO BE DAMAGE PAINT ONLY IAW B757-200 SRM 51-70-10. SANDED, PREPPED, PRIMED AND APPLIED TOP COAT TO AILERON IAW B757 AMM 51-21. PERFORMED SATISFACTORY STATIC BALANCE CHECK OF L/H AILERON IAW B757 SRM 51-60-01 WITH NEW BALANCE MOMENT REMOVAL AND INSTALLATION ACCOMPLISHED ON AMDS T/C

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