# SDR AALA2019110429004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 31, 2019
- Submitted: November 22, 2019
- Operation: Air carrier
- Aircraft: [N156AN](https://openairdocs.org/aircraft/N156AN), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6983
- Aircraft time: 12,184 hours, 4,675 cycles
- System (JASC): [5220 · Emergency Exits](https://openairdocs.org/jasc/5220)
- Part: Cylinder
- Part number: FE277001
- Part serial: FR5731
- Condition: Low Pressure
- Location: R3 Door
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA2019110429004

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: R3 EMERGENCY CYLINDER PRESSURE LOW. MAINTENANCE SERVICED DOOR CYLINDER TO PROPER PRESSURE PER AMM 52-22-00. SUPPLEMENTAL TO UPDATE SECTION 5. (CLOSED)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.