# SDR WX0A2021111273869

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 10, 2021
- Submitted: November 12, 2021
- Operation: Air carrier
- Aircraft: [N318NV](https://openairdocs.org/aircraft/N318NV), registered now
- Make and model: Airbus A319-111
- Registry model: [Airbus A319-111](https://openairdocs.org/model/airbus-a319-111) (OpenAirDocs)
- Aircraft serial: 2492
- Aircraft time: 48,268 hours, 29,644 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Epsu
- Part number: 321431
- Part serial: 847136
- Condition: Failed
- Stage of operation: IN
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WX0A2021111273869

## Discrepancy

ON WEEKLY CHECK, EMERGENCY LIGHT POWER PACK 11WL SHOWS DISCREPANT ON MCDU TEST. / REPLACED L/H EMERGENCY EXIT POWER PACK PER AMM 33-51-38 P/B 401. OPS NORMAL, OK FOR SERVICE."

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