# SDR CALA2026081118465

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 5, 2026
- Submitted: August 11, 2026
- Operation: Air carrier
- Aircraft: [N647UA](https://openairdocs.org/aircraft/N647UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 25284
- Aircraft time: 132,917 hours, 20,515 cycles
- Engine: Pwa PW4060
- System (JASC): [5751 · Ailerons](https://openairdocs.org/jasc/5751)
- Part: Aileron
- Part number: 767365041A1
- Condition: Contaminated
- Location: Zone 500
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026081118465

## Discrepancy

PERFORMING THERMOGRAPHY INSPECTION ON LT WING, OTBD AILERON LOWER SURFACE,  NOTICED MOISTURE UNDER THE LIGHTNING FRAME AT THE OTBD END OF THE AILERON.  LT OTBD AILERON WAS REPAIRED. THIS REPAIR IS A PERMANENT SOLUTION WITH INSPECTION REQUIREMENTS PER PART 2 OF LATEST REVISION OF EC/RA 5760-01154 AT EVERY C-CHECK, NOT TO EXCEED 24 MONTHS OR 3000 FLT CYCLES FROM THE PREVIOUS INSPECTION. THE REPAIR ACCOMPLISHED IN PART 1 IS AN INTERIM REPAIR REQUIRING REPETITIVE INSPECTION REQUIREMENTS.

---
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.