# SDR AALA201705309016

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 26, 2017
- Submitted: May 30, 2017
- Operation: Air carrier
- Aircraft: [N749US](https://openairdocs.org/aircraft/N749US), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1313
- Aircraft time: 44,977 hours, 28,637 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 321431
- Condition: Discharged
- Location: Emergency Light
- 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/AALA201705309016

## Discrepancy

EMERGENCY LIGHT LEFT EPSU BATTERY FAULTED.  REPLACED THE EMERGENCY LIGHT EPSU BATTERY IAW AMM 33-51-38.

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