# SDR AALA202007109011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 9, 2020
- Submitted: July 11, 2020
- Operation: Air carrier
- Aircraft: [N909AM](https://openairdocs.org/aircraft/N909AM), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 7756
- Aircraft time: 9,062 hours, 3,405 cycles
- System (JASC): [2560 · Emergency Equipment](https://openairdocs.org/jasc/2560)
- 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/AALA202007109011

## Discrepancy

AIRCRAFT NOT GROUNDED - R4 EMERGENCY CYLINDER/ACCUMULATOR PRESSURE IS LOW.  CHARGED R4 DOOR ASSIST BOTTLE TO SERVICEABLE LIMITS PER AMM TASK 52-00-00-614-001, NO LEAKS, OKAY FOR SERVICE.

---
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.