# SDR GTIA2020111935454

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 18, 2020
- Submitted: November 19, 2020
- Operation: Air carrier
- Aircraft: [N663NK](https://openairdocs.org/aircraft/N663NK), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6994
- Aircraft time: 16,413 hours, 7,120 cycles
- System (JASC): [2560 · Emergency Equipment](https://openairdocs.org/jasc/2560)
- Part: Bottle
- Condition: Low Pressure
- Location: L2 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/GTIA2020111935454

## Discrepancy

L2, L3, R2, R3, & R4 DOOR ASSIST BOTTLES LOW.  SERVICED L2,L3,R2,R3, & R4 DOOR, IAW AMM 52-22-00.

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