# SDR COEA0804903

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 17, 2008
- Submitted: December 12, 2008
- Operation: Air carrier
- Aircraft: [N903FX](https://openairdocs.org/aircraft/N903FX), registered now
- Make and model: Aerosp ATR 42-320
- Registry model: [Aerosp ATR 42-320](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-320) (OpenAirDocs)
- Aircraft serial: 179
- Aircraft time: 28,386 hours, 31,480 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Part number: S53571501200
- Condition: Corroded
- Location: Fuselage
- 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/COEA0804903

## Discrepancy

MAJOR REPAIR & LEVEL 2 CORROSION.  LT LOWER BELLY SKIN INNER SURFACE IS CORRODED BELOW RECIRCULATION DUCT SUPPORT ON FRAME 24.  S/D   ATR SRAS (STRUCTURAL REPAIR APPROVAL SHEET) WITH REPAIR INSTRUCTION DO/TS-4977/08-10961 ISSUED FOR DAMAGE REMOVAL & REPAIR.  CORROSION REMOVED BY BLENDING.  REWORKED AREA CONTOUR RESTORED WITH FILLER COMPOUND.

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