# SDR AALA202601308748

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 27, 2026
- Submitted: January 30, 2026
- Operation: Air carrier
- Aircraft: [N411AN](https://openairdocs.org/aircraft/N411AN), registered now
- Make and model: Airbus A321-253NX
- Registry model: [Airbus A321-253NX](https://openairdocs.org/model/airbus-a321-253nx) (OpenAirDocs)
- Aircraft serial: 9318
- Aircraft time: 19,444 hours, 5,387 cycles
- System (JASC): [2565 · Escape Slide](https://openairdocs.org/jasc/2565)
- Part: Slide
- Part number: D30665515
- Part serial: M12566
- Condition: Faulted
- Location: Zone 800
- Stage of operation: CL
- How discovered: V
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202601308748

## Discrepancy

AIRCRAFT WAS GROUNDED: ALL SLIDES ARMED ON GROUND. DURING CLIMB, FLIGHT ATTENDANT REPORTED CABIN PRESSURE WARNING ON DOOR 4R. SLIDE 4R DOES NOT SHOW ARMED ON DOOR PAGE. ALL OTHER CONDITIONS NORMAL. MAINTENANCE REPLACED 4R DOOR SLIDE ASSEMBLY PER TASK CARD 26L0025011 (AALA202601298748) AND ADJUSTED 4R DOOR PROXIMITY DETECTOR SENSOR 7WN2 PER AMM 52-71-00 (AALA202601291700). A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED WITH NO ISSUES NOTED.

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