# SDR AWXA200200908

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 21, 2002
- Submitted: September 23, 2002
- Operation: Air carrier
- Aircraft: N644AW
- Make and model: Airbus A320-231
- Registry model: [Airbus A320-231](https://openairdocs.org/model/airbus-industrie-a320-231) (OpenAirDocs)
- Aircraft serial: 317
- Aircraft time: 32,097 hours, 14,030 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32145410
- Part serial: 2958
- Condition: Discharged
- Location: Cabin
- Part time: 6,562 hours, 2,545 cycles
- 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/AWXA200200908

## Discrepancy

PHX - EEL - DURING TEST OF EMERGENCY LIGHTING SYSTEM THE TEST FAILED.  MAINTENANCE REMOVED AND REPLACED EMERGENCY POWER SUPPLY UNIT (12WL) IAW AMM 33-51-38, OPERATIONAL CHECK WAS 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, except the copies of manufacturers’ service documents, which belong to their rights holders.