# SDR USAA2012032600040

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 24, 2012
- Submitted: March 26, 2012
- Operation: Air carrier
- Aircraft: [N544UW](https://openairdocs.org/aircraft/N544UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 4847
- Aircraft time: 1,774 hours, 651 cycles
- System (JASC): [5220 · Emergency Exits](https://openairdocs.org/jasc/5220)
- Part: Bottle
- Part number: FE277001
- Part serial: FR3372
- Condition: Low Pressure
- Location: L3 Door
- Part time: 1,774 hours, 651 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2012032600040

## Discrepancy

CLASS 2 MX MESSAGE AFTER SHUT DOWN - CIDS 2.  MAINTENANCE SERVICED L-3 DOOR ASSIST BOTTLE.

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