# SDR CALA2025070706242

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 1, 2025
- Submitted: July 7, 2025
- Operation: Air carrier
- Aircraft: [N684UA](https://openairdocs.org/aircraft/N684UA), registered now
- Make and model: Boeing 767-3CB
- Registry model: [Boeing 767-3CB](https://openairdocs.org/model/boeing-767-3cb) (OpenAirDocs)
- Aircraft serial: 33466
- Aircraft time: 75,935 hours, 13,166 cycles
- System (JASC): [5220 · Emergency Exits](https://openairdocs.org/jasc/5220)
- Part: Unknown
- Condition: Noise
- Location: Zone 800
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2025070706242

## Discrepancy

FA REPORTED HISSING SOUND AT L OVERWING EXIT 4000 FT ON DESCENT PERFORMED A LEAK TEST PER MM TASK 05-51-24-782-001. NO HISSING OR LEAK OBSERVED.

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