# SDR AALA2020021439010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 12, 2020
- Submitted: February 14, 2020
- Operation: Air carrier
- Aircraft: [N289AY](https://openairdocs.org/aircraft/N289AY), registered now
- Make and model: Airbus A330-243
- Registry model: [Airbus A330-243](https://openairdocs.org/model/airbus-a330-243) (OpenAirDocs)
- Aircraft serial: 1455
- Aircraft time: 24,428 hours, 4,004 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Condition: No Test
- Location: Emergency Lights
- 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/AALA2020021439010

## Discrepancy

AIRCRAFT WAS GROUNDED: 4L FAILED EMERGENCY POWER SUPPLY UNIT BATTERY CHECK PER JOBCARD 33C20033002. MAINTENANCE REPLACED BATTERY UNIT AT 4L PER AMM 33-51-38.

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