# SDR AALA202608258528

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 23, 2026
- Submitted: August 25, 2026
- Operation: Air carrier
- Aircraft: [N177XF](https://openairdocs.org/aircraft/N177XF), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 2836
- Aircraft time: 63,403 hours, 30,307 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Condition: Faulted
- Location: Zone 200
- 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/AALA202608258528

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: WHILE DOING EPSU SYS TEST CIDS 1 FOUND FAULT 335112 FPEEPMS CROSS AISLE LT/ EPSU(13WL) AFT L FAULT - MAINTENANCE REPLACED LAV EMERGENCY LIGHT ASSEMBLY PER CMM 25-43-54 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK WITH NO DEFECTS NOTED

---
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.