# SDR AALA202201180216

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 15, 2022
- Submitted: January 18, 2022
- Operation: Air carrier
- Aircraft: [N111US](https://openairdocs.org/aircraft/N111US), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 1114
- Aircraft time: 59,125 hours, 34,150 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 2842
- Part serial: 32145410
- Condition: None
- Location: Zone 200 - Fuse
- Part time: 58,596 hours, 31,482 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/AALA202201180216

## Discrepancy

AIRCRAFT WAS GROUNDED: FAULTS -EMERGENCY POWER SUPPLY UNIT LEFT AND EMERGENCY POWER SUPPLY UNIT LEFT FORWARD. REPLACED LEFT EMERGENCY POWER SUPPLY UNIT (AALA202201184426) AND LEFT FORWARD EMERGENCY POWER SUPPLY UNIT PER AMM 33-51-38. OPERATION NORMAL.

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