# SDR SA04096

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 18, 2004
- Submitted: October 29, 2004
- Operation: Air carrier
- Aircraft: [N741UW](https://openairdocs.org/aircraft/N741UW), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1269
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Epsu
- Part number: 32145410
- Condition: Faulty
- Location: Zone 200
- Part time: 12,908 hours
- Stage of operation: IN
- How discovered: 9
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SA04096

## Discrepancy

PIT - CABIN EMERGENCY LIGHTS FAILED TEST.  MAINTENANCE REPLACED THE MID-CABIN, FORWARD EMERGENCY POWER SUPPLY UNIT.  OPERATIONALLY CHECKS OK.

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