# SDR UALA2010061502114

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 14, 2010
- Submitted: June 16, 2010
- Operation: Air carrier
- Aircraft: N173UA
- Make and model: Boeing 747422
- Aircraft serial: 24380
- Aircraft time: 78,745 hours, 8,946 cycles
- Engine: Pwa PW4056
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin
- Condition: Delaminated
- Location: Lt Wing
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2010061502114

## Discrepancy

LT WING FIXED T/E INBD UPPER PANEL HAS A 6X10 AREA OF DELAMINATION.   REMOVED TOPCOATS DOWN TOP REVIOUS REPAIRS. TAP TESTED, FOUND NO DELAMINATIONS ON UPPER OR LOWER SKINS AND ATTACHING HARDWARE SECURE.  REPAIRED REF UA-EVA-73860.

---
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.