# SDR AALA202601079179

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 5, 2026
- Submitted: January 7, 2026
- Operation: Air carrier
- Aircraft: [N732US](https://openairdocs.org/aircraft/N732US), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1203
- Aircraft time: 67,141 hours, 40,499 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Epsu
- Part number: 32145410
- Part serial: 4409
- Condition: Faulty
- Location: Zone 200
- Part time: 68,999 hours, 29,718 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/AALA202601079179

## Discrepancy

AIRCRAFT WAS GROUNDED: EMERGENCY POWER SUPPLY UNIT BATTERY EMERGENCY LIGHT FAULT. REMOVED AND REPLACED EMERGENCY POWER SUPPLY UNIT AND EMERGENCY POWER SUPPLY UNIT BATTERY AT L/H OVERWING EXIT PER AMM 33-51-38.

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