# SDR DALA2021092305735

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 23, 2021
- Submitted: September 23, 2021
- Operation: Air carrier
- Aircraft: [N348NW](https://openairdocs.org/aircraft/N348NW), registered now
- Make and model: Airbus A320-212
- Registry model: [Airbus A320-212](https://openairdocs.org/model/airbus-industrie-a320-212) (OpenAirDocs)
- Aircraft serial: 410
- Aircraft time: 83,680 hours, 38,180 cycles
- System (JASC): [3520 · Passenger Oxygen System](https://openairdocs.org/jasc/3520)
- Part: None
- Condition: None
- 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/DALA2021092305735

## Discrepancy

SHIP 3248 WHEN PERFORMING O2 DROP TEST PER DELTA W/C 2527-01041-02 THE FOLLOWING MASKS DID NOT DROP 1DC 2,3,4AB 11,17,18,20,21,23,28 AND 32ABC 14,19,20,25,26,27,29DEF. CORRECTIVE ACTION: REPACKED MASKS AND ALL PASSED TEST. OK FOR SERVICE. (7811232)

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