# SDR AALA202601152197

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 13, 2026
- Submitted: January 15, 2026
- Operation: Air carrier
- Aircraft: [N668AW](https://openairdocs.org/aircraft/N668AW), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1764
- Aircraft time: 74,278 hours, 31,399 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Epsu
- Part number: 32145410
- Part serial: 3253
- Condition: No Test
- Location: Zone 200
- 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/AALA202601152197

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: UNIT FAULT EPSU-EMERGENCY POWER SUPPLY UNIT ON POSITION EMERGENCY EXIT RH SIDE. MAINTENANCE REPLACED UNIT FAULT EPSU-EMERGENCY POWER SUPPLY UNIT ON POSITION EMERGENCY EXIT RH SIDE IAW A320 AMM 33-51-38-000-001-A, AMM A320 33-51-38-400-001-A.

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