# SDR AALA202112014036

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 29, 2021
- Submitted: December 1, 2021
- Operation: Air carrier
- Aircraft: [N652AW](https://openairdocs.org/aircraft/N652AW), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 953
- Aircraft time: 75,827 hours, 29,910 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32145410
- Part serial: 2308
- Condition: Inoperative
- Location: Zone 200 - Fuse
- Part time: 57,821 hours, 28,111 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202112014036

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: INOPERATIVE EMERGENCY POWER SUPPLY UNIT 10WL IN PASSENGER CABIN (1EA). REMOVED AND REPLACED EMERGENCY POWER SUPPLY UNIT 10WL SERIAL NUMBER 3323 (AALA202111303454) IN PASSENGER CABIN WITH SERIAL NUMBER 2308. EMERGENCY POWER SUPPLY UNIT SERIAL NUMBER 2308 WAS BAD FROM STOCK. REMOVED AND REPLACED EMERGENCY POWER SUPPLY UNIT 10WL SERIAL NUMBER 2308 IN PASSENGER CABIN.

---
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.