# SDR AALA202207209197

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 19, 2022
- Submitted: July 20, 2022
- Operation: Air carrier
- Aircraft: [N709UW](https://openairdocs.org/aircraft/N709UW), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 997
- Aircraft time: 61,341 hours, 35,704 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Connector
- Condition: Dirty
- Location: Zone 200 - Fuse
- 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/AALA202207209197

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: WITH AIRCRAFT UN-POWERED AND EMERGENCY EXIT LIGHT SWITCH SELECTED ON, NO EMERGENCY LIGHT OVER 2L AND 2R AND THREE LIGHTS OUT ON OVERHEAD. DISCONNECTED EMERGENCY POWER SUPPLY UNIT 13WL ELECTRICAL CONNECTOR, CLEANED AND RE-CONNECTED THE ELECTRICAL CONNECTOR PER ESPM 20-55-50 AND 33-51-38. A SATISFACTORY OPERATIONAL CHECK OF THE EMERGENCY LIGHTING SYSTEM WAS ACCOMPLISHED.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.