# SDR AALA201612259001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 24, 2016
- Submitted: December 27, 2016
- Operation: Air carrier
- Aircraft: [N920US](https://openairdocs.org/aircraft/N920US), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6490
- Aircraft time: 6,671 hours, 2,597 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Bottle
- Condition: Low Pressure
- Location: L4 Door
- Stage of operation: NR
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201612259001

## Discrepancy

CIDS PANEL FOR DOOR 4L SHOWS CHECK DOOR PRESSURE. SERVICED DOOR ASSIST BOTTLE PER AMM 52-10-00.

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