# SDR USAA2011080100016

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 30, 2011
- Submitted: August 1, 2011
- Operation: Air carrier
- Aircraft: [N519UW](https://openairdocs.org/aircraft/N519UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 3881
- Aircraft time: 9,458 hours, 2,864 cycles
- System (JASC): [5240 · Service Doors](https://openairdocs.org/jasc/5240)
- Part: Bottle
- Part number: FE240007
- Part serial: FR0189
- Condition: Low Pressure
- Location: R4 Door
- Part time: 6,729 hours, 2,155 cycles
- Stage of operation: NR
- 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/USAA2011080100016

## Discrepancy

CHECK R-4 DOOR PRESSURE LIGHT IS ILLUMINATED ON FORWARD CIDS PANEL.  MAINTENANCE SERVICED R-4 DOOR ASSIST BOTTLE IAW AIRBUS MAINTENANCE MANUAL 52-10-00-614-001.

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