# SDR DALA2020101903394

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 14, 2020
- Submitted: October 19, 2020
- Operation: Air carrier
- Aircraft: [N348NW](https://openairdocs.org/aircraft/N348NW), registered now
- Make and model: Airbus A320-212
- Registry model: [Airbus A320-212](https://openairdocs.org/model/airbus-industrie-a320-212) (OpenAirDocs)
- Aircraft serial: 410
- Aircraft time: 81,530 hours, 37,041 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Bulb
- Condition: Inoperative
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2020101903394

## Discrepancy

FA REPORTED THE EMERGENCY LIGHTS FLASHED ON AND OFF THE ENTIRE FLIGHT. CORRECTIVE ACTION: R/R L AFT EPSU AND BATTERY PER A320 AMM 33-52, L AFT EPSU BATT FAULT CLEARED, EMERGENCY LTS OPS NML. FOUND INOP BULB IN RIGHT WING AFT OVERWING EXIT LIGHT HOUSING. RELAMPED BULB AND RAN OPS CHECK PER A320 AMM 33-51. OPS CHECK GOOD. FAULT NO LONGER EXIST.

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