# SDR AALA201909279013

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 26, 2019
- Submitted: September 27, 2019
- Operation: Air carrier
- Aircraft: [N102NN](https://openairdocs.org/aircraft/N102NN), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 5860
- Aircraft time: 21,060 hours, 4,295 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: AD321431
- Part serial: 832282
- Condition: Inoperative
- 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/AALA201909279013

## Discrepancy

AIRCRAFT WAS GROUNDED: MAINTENANCE REPORTS EMERGENCY POWER SUPPLY 15WL INOP. REMOVED AND REPLACED EMERGENCY POWER SUPPLY 15WL IAW AMM 33-51-30-400-001-A. OPS CHECKED GOOD.

---
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.