# SDR AALA201801129017

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 10, 2018
- Submitted: January 12, 2018
- Operation: Air carrier
- Aircraft: N278AY
- Make and model: Airbus A330-323
- Registry model: [Airbus A330-323](https://openairdocs.org/model/airbus-a330-323) (OpenAirDocs)
- Aircraft serial: 388
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32146210
- Part serial: 011827
- Condition: No Test
- Location: Emergency Lights
- Part time: 32,530 hours, 8,413 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/AALA201801129017

## Discrepancy

DURING OPERATIONAL TESTS OF THE EMERGENCY LIGHT POWER SUPPLY. THE TEST DID NOT PASS. REPLACED EPSU.

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