# SDR CALA2013111892981

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 15, 2013
- Submitted: November 19, 2013
- Operation: Air carrier
- Aircraft: [N840UA](https://openairdocs.org/aircraft/N840UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 1522
- Aircraft time: 42,637 hours, 17,508 cycles
- Engine: Iae V2522A5
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 321454
- Part serial: 008102
- 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/CALA2013111892981

## Discrepancy

EPSU INTERNAL LOAD EMERGENCY RT & EPSU UNIT EMERGENCY LIGHT FAULTS WHEN PERFORMING EMERGENCY LIGHTS CHECK IAW 2SV.  REPLACED BATTERY PWR SUPPLY 12L RT SIDE,  OPERATIONS CHECKED SYSTEM & OPERATIONS CHECKED NORMAL.

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