# SDR AALA202605114320

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 9, 2026
- Submitted: May 11, 2026
- Operation: Air carrier
- Aircraft: [N8027D](https://openairdocs.org/aircraft/N8027D), registered now
- Make and model: Airbus A319-115
- Registry model: [Airbus A319-115](https://openairdocs.org/model/airbus-a319-115) (OpenAirDocs)
- Aircraft serial: 6437
- Aircraft time: 30,423 hours, 14,473 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: No Test
- 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/AALA202605114320

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: OPERATIONAL TEST OF EMERGENCY LIGHTS FAILED: EPSU (10WL) FWD L. MAINTENANCE  REPLACED EPSU (10WL) BATTERY IAW AMM 33-51-38.

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