# SDR CALA2016120901061

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 9, 2016
- Submitted: December 10, 2016
- Operation: Air carrier
- Aircraft: [N402UA](https://openairdocs.org/aircraft/N402UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 439
- Aircraft time: 73,822 hours, 28,231 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32145410
- Condition: Faulty
- Location: Emergency Light
- 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/CALA2016120901061

## Discrepancy

EMERGENCY LIGHT TEST SHOWS EPSU EMERGENCY LIGHT FAULT. REPLACED EMERGENCY LEFT POWER SUPPLY AND BATTERY IAW MM 33-51-38 PG.0401.  EMERGENCY LIGHT TEST OPS CHECKED NORMAL. REPLACED EMERGENCY LEFT EPSU AND BATTERY IAW MM 33-51-38, PG401.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.