# SDR SA07014

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 26, 2007
- Submitted: February 28, 2007
- Operation: Air carrier
- Aircraft: [N191UW](https://openairdocs.org/aircraft/N191UW), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 1447
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 321431
- Condition: Faulty
- 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/SA07014

## Discrepancy

TPA - A BATTERY FAULT LIGHT CAME ON FOR THE EMERGENCY LIGHTS SYSTEM.  MAINTENANCE REPLACED THE BATTERY PACK IN THE FORWARD LEFT EMERGENCY POWER SUPPLY UNIT.  OPERATIONALLY CHECKS OK.

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