# SDR AALA202412103057

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 8, 2024
- Submitted: December 10, 2024
- Operation: Air carrier
- Aircraft: [N140AN](https://openairdocs.org/aircraft/N140AN), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6667
- Aircraft time: 28,838 hours, 11,230 cycles
- System (JASC): [3600 · Pneumatic System](https://openairdocs.org/jasc/3600)
- Part: Seal
- Part number: ABS104032
- Condition: Leaking
- Location: Zone 500
- Stage of operation: CR
- How discovered: V
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202412103057

## Discrepancy

AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED INBOUND INTO SEA DUE TO THE FLIGHT CREW REPORTING A LEFT WING BLEED AIR LEAK CAUTION MESSAGE. FLIGHT CREW ACCOMPLISHED ECAM PROCEDURES AND LANDED SAFELY AT SEA WITHOUT FURTHER INCIDENT. **SUPPLEMENTAL REPORT FOR AALA202412093057: MAINTENANCE FOUND THE WING ANTI ICE TAPPING COUPLING (CONNECTOR) SEALS ON THE PRE-COOLER DUCT LEAKING AND REPLACED THE SEALS PER AMM 20-26-00-910-002-A. A SATISFACTORY LEAK / OPERATIONAL CHECK WAS ACCOMPLISHED.

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