# SDR AALA202008119007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 9, 2020
- Submitted: August 11, 2020
- Operation: Air carrier
- Aircraft: [N988AL](https://openairdocs.org/aircraft/N988AL), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 7154
- Aircraft time: 12,897 hours, 4,946 cycles
- System (JASC): [2560 · Emergency Equipment](https://openairdocs.org/jasc/2560)
- Part: Cylinder
- Condition: Low Pressure
- Location: L4 Door
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202008119007

## Discrepancy

AIRCRAFT WAS NOT GROUNDED,  L4 DOOR EMERGENCY OPERATION CYLINDER PRESSURE AT 1700 PSI AT 70 DEGREES FAHRENHEIT, BELOW LIMITS. SERVICED L4 DOOR EMERGENCY OPERATION CYLINDER PRESSURE TO SERVICEABLE LIMITS PER AMM 52-10-00. NO LEAKS NOTED.

---
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.