# SDR USAA2015040700005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 6, 2015
- Submitted: April 7, 2015
- Operation: Air carrier
- Aircraft: [N559UW](https://openairdocs.org/aircraft/N559UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 5292
- Aircraft time: 8,440 hours, 3,534 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Cylinder
- Condition: Low Pressure
- Location: R4 Door
- 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/USAA2015040700005

## Discrepancy

DURING WEEKLY CHECK, FOUND PRESS OF EMER CYLINDER & ACCUMULATOR BOTTLE OF R4 DOOR LOW, IN YELLOW ZONE AT 39F.  SERVICED IAW AMM 52-10-00-614-001.

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