# SDR AALA2020062329017

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 21, 2020
- Submitted: June 23, 2020
- Operation: Air carrier
- Aircraft: [N711UW](https://openairdocs.org/aircraft/N711UW), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1033
- Aircraft time: 56,958 hours, 33,308 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 321431
- Condition: Faulty
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA2020062329017

## Discrepancy

AIRCRAFT WAS GROUNDED. EMERGENCY POWER SUPPLY UNIT BATTERY FORWARD L ERROR DURING LIGHT EMERGENCY TEST. REPLACED FORWARD LEFT EMERGENCY POWER SUPPLY UNIT BATTERY AND OPS TEST GOOD PER AMM 33-51-38.

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