# SDR AALA20161024002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 23, 2016
- Submitted: October 24, 2016
- Operation: Air carrier
- Aircraft: [N135NN](https://openairdocs.org/aircraft/N135NN), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6520
- Aircraft time: 5,392 hours, 2,043 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32146210
- Part serial: 765070
- Condition: Failed
- 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/AALA20161024002

## Discrepancy

EMERGENCY POWER SUPPLY UNIT AT ZONE 15WL FAILED DURING EMERGENCY LIGHTS CHECK.   REMOVED AND REPLACED POWER SUPPLY IAW AMM 33-51-38. OPS CHECKED GOOD.

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