# SDR AALA202401167408

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 15, 2024
- Submitted: January 16, 2024
- Operation: Air carrier
- Aircraft: [N9013A](https://openairdocs.org/aircraft/N9013A), registered now
- Make and model: Airbus A319-115
- Registry model: [Airbus A319-115](https://openairdocs.org/model/airbus-a319-115) (OpenAirDocs)
- Aircraft serial: 5827
- Aircraft time: 28,033 hours, 13,351 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Deu
- Part number: Z043H000351A
- Part serial: 043H00024304
- Condition: Warning Message
- Location: Zone 100 - Fuse
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202401167408

## Discrepancy

AIRCRAFT WAS GROUNDED: DURING BITE CHECK OF CIDS-1 EMERGENCY POWER SUPPLY UNIT TEST CLASS 1 EMERGENCY POWER SUPPLY UNIT 12WL EMERGENCY RIGHT DISPLAYED EMERGENCY POWER SUPPLY UNIT (12WL) EMERGENCY RIGHT / DECODER ENCODER UNIT (DEU)-B (300RH6). MAINTENANCE REPLACED DECODER ENCODER UNIT (DEU)-B (300RH6) AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK.

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