# SDR 2004UALA00391

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 25, 2004
- Submitted: April 27, 2004
- Operation: Air carrier
- Aircraft: [N806UA](https://openairdocs.org/aircraft/N806UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 788
- Aircraft time: 21,309 hours, 8,136 cycles
- Engine: Iae V2522A5
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Condition: Failed
- Location: Cabin
- 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/2004UALA00391

## Discrepancy

EMERGENCY LIGHTS FAIL 3SVC TEST.  REPLACED EPSU RT & AFT UNITS AND AFT BATTERY. OPS CK GOOD.

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