# SDR AALA202212207785

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 19, 2022
- Submitted: December 20, 2022
- Operation: Air carrier
- Aircraft: [N916US](https://openairdocs.org/aircraft/N916US), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6420
- Aircraft time: 25,980 hours, 10,336 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Diaphragm
- Condition: Leaking
- Location: Zone 800 - Doors
- Stage of operation: NR
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202212207785

## Discrepancy

AIRCRAFT WAS GROUNDED: FLIGHT ATTENDANT CIDS PANEL CAUTION CHECK DOOR PRESSURE 1L. MAINTENANCE REPLACED THE L1 DOOR ASSSIT BOTTLE DIAPHRAGM IN THE PERCUSSION MECHANISM PER AMM 52-10-00-610-001-A.  AND ACCOMPLISHED A SATISFACTORY LEAK CHECK.

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