# SDR AALA201805319005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 28, 2018
- Submitted: May 31, 2018
- Operation: Air carrier
- Aircraft: [N144AN](https://openairdocs.org/aircraft/N144AN), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6723
- Aircraft time: 9,412 hours, 3,528 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Diaphragm
- Condition: Defective
- 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/AALA201805319005

## Discrepancy

L1 DOOR ASSIST CYLINDER DIAPHRAGM DEFECTIVE.  REPLACED THE DIAPHRAGM IAW CMM 52-11-05.

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