# SDR AALA201902269015

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 25, 2019
- Submitted: February 26, 2019
- Operation: Air carrier
- Aircraft: [N991AU](https://openairdocs.org/aircraft/N991AU), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 7131
- Aircraft time: 7,923 hours, 3,026 cycles
- System (JASC): [2560 · Emergency Equipment](https://openairdocs.org/jasc/2560)
- Part: Diaphragm
- Condition: Faulty
- Location: L1 Door Assist
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201902269015

## Discrepancy

L1 DOOR ASSIST BOTTLE TRIGGERED. REMOVED AND REPLACED DIAPHRAGM DISC IAW AMM 52-10-00.

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