# SDR USAA2011011890244

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 15, 2011
- Submitted: January 18, 2011
- Operation: Air carrier
- Aircraft: [N184US](https://openairdocs.org/aircraft/N184US), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 1651
- Aircraft time: 31,800 hours, 11,550 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Diaphragm
- Part number: FE240221001
- Condition: Defective
- Location: L1 Door
- 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/USAA2011011890244

## Discrepancy

FLT 1753 - TPA - EES - FOUND DOOR L1 EMERGENCY ASSIST BOTTLE PRESSURE AT 0 PSI, PERCUSSION MECHANISM NOT ACTUATED.  MAINTENANCE REPLACED DOOR L1 PERCUSSION MECHANISM DIAPHRAGM AND SEALS AND SERVICED DOOR ASSIST BOTTLE IAW AIRBUS MAINTENANCE MANUAL 52-10-00.

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