# SDR AALA201712149026

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 13, 2017
- Submitted: December 15, 2017
- Operation: Air carrier
- Aircraft: [N972UY](https://openairdocs.org/aircraft/N972UY), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 4123
- Aircraft time: 29,448 hours, 10,640 cycles
- System (JASC): [5240 · Service Doors](https://openairdocs.org/jasc/5240)
- Part: Bottle
- Condition: Low Pressure
- Location: R4 Door Assist
- 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/AALA201712149026

## Discrepancy

AIRCRAFT NOT GROUNDED. CREW REPORTED 4R DOOR ASSIST BOTTLE PRESSURE LOW. MAINTENANCE SERVICED DOOR 4R ASSIST BOTTLE PER TASK 52-13-14-200-001-A AND SUB TASK 52-10-00-614-001-A. OPERATIONS CHECK NORMAL AND INDICATION NORMAL.OKAY FOR SERVICE.

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