# SDR AALA201810049027

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 3, 2018
- Submitted: October 4, 2018
- Operation: Air carrier
- Aircraft: [N288AY](https://openairdocs.org/aircraft/N288AY), registered now
- Make and model: Airbus A330-243
- Registry model: [Airbus A330-243](https://openairdocs.org/model/airbus-a330-243) (OpenAirDocs)
- Aircraft serial: 1441
- Aircraft time: 20,580 hours, 3,237 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Condition: Failed
- Location: Cabin
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201810049027

## Discrepancy

AIRCRAFT WAS NOT GROUNDED. WHILE ACCOMPLISHING EPSU BATTERY CAP CHECK BATTERY AT 4L FAILED. REPLACED EPSU BATTERY AT 4L PER AMM 33-51-38. OPERATIONS CHECK GOOD.

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