# SDR AALA202211237660

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 22, 2022
- Submitted: November 23, 2022
- Operation: Air carrier
- Aircraft: [N904AA](https://openairdocs.org/aircraft/N904AA), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 7613
- Aircraft time: 16,479 hours, 6,337 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Cids
- Condition: No Test
- Location: Nr 1
- 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/AALA202211237660

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: CIDS 1 TEST, MESSAGE FOR EMERGENCY POWER SUPPLY UNIT 13WL BATTERY. RESET CIDS 1 PER AMM 23-73-00. RERAN EMERGENCY POWER SUPPLY UNIT TEST. FAULT CLEARED.

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