# SDR DALA2024041004283

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 9, 2024
- Submitted: April 10, 2024
- Operation: Air carrier
- Aircraft: [N856NW](https://openairdocs.org/aircraft/N856NW), registered now
- Make and model: Airbus A330-223
- Registry model: [Airbus A330-223](https://openairdocs.org/model/airbus-a330-223) (OpenAirDocs)
- Aircraft serial: 0631
- Aircraft time: 79,653 hours, 10,258 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: UNKNOWN
- Condition: Inoperative
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2024041004283

## Discrepancy

SHIP 3356 AFT LEFT SEAT SECTION EMERGENCY LIGHTS INOP. CORRECTIVE ACTION: REMOVED AND REPLACED EPSU AND BATT AT 4L 17WL PER A330 AMM 33-51. (5681429)

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