# SDR AALA201901089010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 7, 2019
- Submitted: January 8, 2019
- Operation: Air carrier
- Aircraft: [N544UW](https://openairdocs.org/aircraft/N544UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 4847
- Aircraft time: 25,710 hours, 9,608 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Damper
- Condition: Low Pressure
- Location: L1 Door
- 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/AALA201901089010

## Discrepancy

THE L1 DOOR WOULD NOT INDICATE ARMED,  DOOR INDICATED ARMED IN COCKPIT.  THE AIRCRAFT WAS GROUNDED.  MAINTENANCE SERVICED THE L1 DOOR DAMPER TO PROPER PRESSURE IAW 52-10-00-860-001-A, 52-10-00-790-001-A, 52-10-00-614-001-A, AND 52-10-00-860-002-A.   PERFORMED A SATISFACTORY OPERATIONAL CHECK.

---
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.