# SDR AALA202607215347

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 19, 2026
- Submitted: July 21, 2026
- Operation: Air carrier
- Aircraft: [N536UW](https://openairdocs.org/aircraft/N536UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 4025
- Aircraft time: 51,209 hours, 20,858 cycles
- System (JASC): [5240 · Service Doors](https://openairdocs.org/jasc/5240)
- Part: Bottle
- Part number: FE240007
- Part serial: FR10375
- Condition: Leaking
- Location: Zone 800
- Part time: 43,886 hours, 17,229 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202607215347

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: ON FLIGHT ATTENDANTS DISPLAY, CHECK DOOR PRESSURE 4R DISPLAYED. MAINTENANCE REPLACED THE 4R DOOR DAMPER AND EMERGENCY OPERATION CYLINDER PER AMM  52-13-14.

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