# SDR COEA0804917

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 9, 2008
- Submitted: November 19, 2008
- Operation: Air carrier
- Aircraft: [N917FX](https://openairdocs.org/aircraft/N917FX), registered now
- Make and model: Aerosp ATR 42-300
- Registry model: [Aerosp ATR 42-300](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-300) (OpenAirDocs)
- Aircraft serial: 354
- System (JASC): [5751 · Ailerons](https://openairdocs.org/jasc/5751)
- Part: Skin
- Part number: S57610187203
- Condition: Corroded
- Location: Aileron
- 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/COEA0804917

## Discrepancy

MAJOR REPAIR AND LEVEL 2 CORROSION.  RT WING AILERON TRAILING EDGE HAS SURFACE CORROSION, JUST OB OF THE TRIM TAB.  CORROSION BLEND-OUT WAS BEYOND ACCEPTABLE LIMITS.  FOUND AT COE MAJOR REPAIR AND LEVEL 2 CORROSION.  RT WING AILERON TRAILING EDGE HAS SURFACE CORROSION, JUST OTBD OF THE TRIM TAB.  CORROSION BLEND OUT WAS BEYOND ACCEPTABLE LIMITS.  CUT OUT DAMAGED AREA ON CHANNEL.  INSTALLED A SPLICE OVER THE CHANNEL WITH FILLER. (K)

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