# SDR AALA201908319002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 30, 2019
- Submitted: August 31, 2019
- Operation: Air carrier
- Aircraft: [N122NN](https://openairdocs.org/aircraft/N122NN), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6252
- Aircraft time: 17,751 hours, 5,029 cycles
- System (JASC): [2560 · Emergency Equipment](https://openairdocs.org/jasc/2560)
- Part: Bottle
- Condition: Low Pressure
- Location: R4 Door Assist
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201908319002

## Discrepancy

AIRCRAFT NOT GROUNDED: R4 CABIN DOOR EMERG. OPERATING CYLINDER CHARGE PRESSURE IS 1300 PSI AT 80 DEG. F. NITROGEN SERVICED R4 CABIN DOOR CYLINDER IAW AMM 52-10-00.

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