# SDR AALA20190711001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 10, 2019
- Submitted: July 11, 2019
- Operation: Air carrier
- Aircraft: [N105NN](https://openairdocs.org/aircraft/N105NN), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 5904
- Aircraft time: 20,806 hours, 4,249 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Diaphragm
- Part number: FE240221001
- Condition: Leaking
- Location: R4 Door
- 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/AALA20190711001

## Discrepancy

AIRCRAFT WAS GROUNDED: DURING REPLACEMENT OF R4 DOOR SLIDE, FOUND DOOR ASSIST DAMPER LEAKING. MAINTENANCE REPLACED DOOR DIAPHRAGM PER STANDARD PRACTICES.

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