# SDR AALA202502112358

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 10, 2025
- Submitted: February 11, 2025
- Operation: Air carrier
- Aircraft: [N178US](https://openairdocs.org/aircraft/N178US), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 1519
- Aircraft time: 76,428 hours, 29,649 cycles
- System (JASC): [5610 · Flight Compartment Windows](https://openairdocs.org/jasc/5610)
- Part: Button
- Condition: Stuck
- Location: Zone 200
- 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/AALA202502112358

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: FLIGHT CREW REPORTED THAT THE LEFT HAND FLIGHT DECK SLIDING WINDOW OPEN AND WILL NOT CLOSE. MAINTENANCE FOUND THE RELEASE BUTTON STUCK AND LUBRICATED THE RELEASE/ LOCKING MECHANISM PER AMM 56-12-11. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED.

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