# SDR DALA2025100807350

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 7, 2025
- Submitted: October 8, 2025
- Operation: Air carrier
- Aircraft: [N822NW](https://openairdocs.org/aircraft/N822NW), registered now
- Make and model: Airbus A330-302
- Registry model: [Airbus A330-302](https://openairdocs.org/model/airbus-a330-302) (OpenAirDocs)
- Aircraft serial: 1627
- Aircraft time: 46,211 hours, 5,823 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 77233800
- Part serial: 004451
- Condition: Faulted
- Location: Zone 200
- Part time: 74,902 hours, 9,560 cycles
- 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/DALA2025100807350

## Discrepancy

FOUND MULTIPLE EMERGENCY CABIN LIGHT OUT FROM ROW 43HJ TO 58HJ ON RIGHT SIDE.   R & R EPSU PWR SUPPLY ASSY R/H AFT PER A330 AMM 33-51. OPS CK GOOD. (7673020)

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