# SDR AALA202308152678

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 12, 2023
- Submitted: August 15, 2023
- Operation: Air carrier
- Aircraft: [N110UW](https://openairdocs.org/aircraft/N110UW), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 1112
- Aircraft time: 63,402 hours, 36,754 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32145410
- Part serial: 1369
- Condition: Faulty
- Location: Zone 200 - Fuse
- Part time: 65,606 hours, 33,216 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/AALA202308152678

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: DURING ACCOMPLISHING EMERGENCY POWER SUPPLY UNIT REPLACEMENT, AFT EMERGENCY POWER SUPPLY FAULT. REMOVED AND REPLACED POWER SUPPLY EMERGENCY UNIT PER AMM 33-51-38.

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