# SDR AALA202109275430

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 25, 2021
- Submitted: September 27, 2021
- Operation: Air carrier
- Aircraft: [N982VJ](https://openairdocs.org/aircraft/N982VJ), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 5374
- Aircraft time: 27,026 hours, 10,745 cycles
- System (JASC): [3520 · Passenger Oxygen System](https://openairdocs.org/jasc/3520)
- Part: Psu
- Condition: Miswired
- Location: Zone 200 - Fuse
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202109275430

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: SEAT ROW ROW #1EF PSU IS NOT PASSING MANUAL MASK DROP TEST. DIAGNOSE AND OPERATIONAL CHECK PSU. FOUND PASSENGER OXYGEN MASK TRIGGER MIS-WIRED AND WIRED CORRECTLY PER AMM 23-73-31 AND AMM 35-23-00-710-001.  A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED.

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