# SDR COEA2017101544804

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 15, 2017
- Submitted: December 15, 2017
- 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: 21,608 hours, 26,662 cycles
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin Panel
- 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/COEA2017101544804

## Discrepancy

WO 176596 NR 500014 HEAVY CHECK COE/MAJOR REPAIR: LH WING SKIN RIBS 23-24 LOWER LEADING EDGE HAS LEVEL 2 CORROSION. CORRECTIVE ACTION: REPAIR PER SRAS ES-2657/17...11578, ES-3588/15...9735 BOTH DATED 12/8/2017.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.