# SDR AALA202110222416

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 21, 2021
- Submitted: October 22, 2021
- Operation: Air carrier
- Aircraft: [N647AW](https://openairdocs.org/aircraft/N647AW), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 762
- Aircraft time: 78,719 hours, 31,040 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 321454
- Part serial: 678
- Condition: Faulty
- Location: Zone 200 - Fuse
- Part time: 70,671 hours, 30,807 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/AALA202110222416

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: EMERGENCY EXIT LIGHTS STAY ON WITH EMERGENCY EXIT SWITCH OF FLIGHT ATTENDANT PANEL AND COCKPIT IN OFF POSITION. REMOVED AND REPLACED EMERGENCY POWER SUPPLY UNIT (11WL) PER AMM 33-51-38.

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