# SDR AALA202604213332

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 18, 2026
- Submitted: April 21, 2026
- Operation: Air carrier
- Aircraft: [N169UW](https://openairdocs.org/aircraft/N169UW), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 1455
- Aircraft time: 78,144 hours, 30,346 cycles
- System (JASC): [5220 · Emergency Exits](https://openairdocs.org/jasc/5220)
- Part: Bottle
- Part number: FE277000
- Part serial: 454
- Condition: Leaking
- Location: Zone 800
- Part time: 77,071 hours, 29,883 cycles
- 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/AALA202604213332

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: MULTIPLE REPORTS OF CIDS CAUTION MESSAGES FOR THE R2 DOOR DAMPER AND EMERGENCY OPERATION CYLINDER THAT RESULTED IN THE DAMPER AND EMERGENCY OPERATION CYLINDER BEING SERVICED. MAINTENANCE REPLACED THE DAMPER AND EMERGENCY OPERATION CYLINDER PER AMM 52-22-14 AND ACCOMPLISHED A SATISFACTORY LEAK / OPERATIONAL CHECK WITH NO ISSUES NOTED.

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