# SDR DALA2020101903402

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 17, 2020
- Submitted: October 19, 2020
- Operation: Air carrier
- Aircraft: [N357DN](https://openairdocs.org/aircraft/N357DN), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 8339
- Aircraft time: 5,760 hours, 2,531 cycles
- System (JASC): [3520 · Passenger Oxygen System](https://openairdocs.org/jasc/3520)
- Part: Oxygen Mask
- Condition: No Test
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2020101903402

## Discrepancy

AFT OUTBOARD LAV O2 MASK FAILS TO DEPLOY.  CORRECTIVE ACTION: SUMMARY SEE NR FOR ADDITIONAL INFORMATION 014-0007:2541-2053/001 00008.  REPOSITIONED O2 GENERATOR ACTIVATION STRING, PER A321 AMM 35-21.

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