# SDR DALA2020122404259

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 23, 2020
- Submitted: December 24, 2020
- Operation: Air carrier
- Aircraft: [N319NB](https://openairdocs.org/aircraft/N319NB), registered now
- Make and model: Airbus A319-114
- Registry model: [Airbus A319-114](https://openairdocs.org/model/airbus-a319-114) (OpenAirDocs)
- Aircraft serial: 1346
- Aircraft time: 55,274 hours, 28,205 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: Faulted
- 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/DALA2020122404259

## Discrepancy

EMERGENCY LIGHTS ON SEATS 14,15,16,17 INOPERABLE.  CORRECTIVE ACTION: TEST OF POWER SUPPLY AT RT OVERWING EXIT FAULTS UNIT.  INSPECTED WIRES UNDER SEATS DIDN'T FIND ANY DICREPANCIES.  REMOVED AND REPLACED EMERGENCY POWER SUPPLY UNIT, PER A319 AMM 33-51-38.  OPERATIONS CHECK GOOD.

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