# SDR CALA2016121901124

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 19, 2016
- Submitted: December 20, 2016
- Operation: Air carrier
- Aircraft: [N832UA](https://openairdocs.org/aircraft/N832UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 1321
- Aircraft time: 53,894 hours, 22,514 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Pcu
- Condition: Faulted
- 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/CALA2016121901124

## Discrepancy

CABIN EMERGENCY LIGHT TEST FAILS. MESSAGE IS AFT L PSCU IS AT FAULT. REPLACED EMERGENCY POWER CONTROL UNIT IAW 33-51-39.

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