# SDR DALA2026091705182

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 16, 2026
- Submitted: September 17, 2026
- Operation: Air carrier
- Aircraft: [N406DX](https://openairdocs.org/aircraft/N406DX), registered now
- Make and model: Airbus A330-941
- Registry model: [Airbus A330-941](https://openairdocs.org/model/airbus-a330-941) (OpenAirDocs)
- Aircraft serial: 1953
- Aircraft time: 25,777 hours, 3,042 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32146210
- Part serial: 164839
- Condition: No Test
- Location: Zone 200
- Part time: 25,777 hours, 3,042 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/DALA2026091705182

## Discrepancy

MULTIPLE EEPL LIGHTS DID NOT ILLUMINATE DURING SERVICE CHECK.   REPLACED EPSU IAW AMM 33-51. OK FOR SERVICE. (9439483) AIRCRAFT WAS GROUNDED.

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