# SDR COEA2015102009804

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 20, 2015
- Submitted: November 24, 2015
- Operation: Air carrier
- Aircraft: N804HC
- Make and model: Aerosp ATR42-500
- Registry model: [Aerosp ATR42-500](https://openairdocs.org/model/aerospatiale-alenia-atr42-500) (OpenAirDocs)
- Aircraft serial: 623
- Aircraft time: 19,476 hours, 21,268 cycles
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin
- Part number: S57214356200
- Condition: Corroded
- Location: Lt Wing
- 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/COEA2015102009804

## Discrepancy

HEAVY CHECK COE & MAJOR REPAIR.  LT WING LOWER SKIN HAS LEVEL 2 CORROSION AT REAR SPAR, RIB 23.  REPAIR IAW SRAS ES 3588 15 9735 DATED 11 12 15.

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