# SDR CALA2014090392053

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 30, 2014
- Submitted: September 3, 2014
- Operation: Air carrier
- Aircraft: [N804UA](https://openairdocs.org/aircraft/N804UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 759
- Aircraft time: 56,917 hours, 22,751 cycles
- Engine: Iae V2522A5
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Epsu
- Condition: Faulty
- 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/CALA2014090392053

## Discrepancy

EMERGENCY LIGHTS TEST FAILS NO GREEN LIGHT & MSG EPSU UNIT FWD L.  REPLACED EPSU & BATTERY IAW MM 33-51-38.  SYS BITE TESTS GOOD & EMER LIGHT TEST PASSED.

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