# SDR AALA201711139033

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 10, 2017
- Submitted: November 14, 2017
- Operation: Air carrier
- Aircraft: [N181UW](https://openairdocs.org/aircraft/N181UW), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 1531
- Aircraft time: 56,441 hours, 21,023 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 321430
- 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/AALA201711139033

## Discrepancy

FOUND EMERGENCY LIGHT POWER SUPPLY UNIT LEFT MID BATTERY FAULTED ON FLIGHT ATTENDANT PANEL. REPLACED EMERGENCY POWER SUPPLY BATTERY IAW AMM 33-51-38.

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