# SDR AALA202405134708

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 10, 2024
- Submitted: May 13, 2024
- Operation: Air carrier
- Aircraft: [N178US](https://openairdocs.org/aircraft/N178US), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 1519
- Aircraft time: 74,180 hours, 28,641 cycles
- System (JASC): [2610 · Detection System](https://openairdocs.org/jasc/2610)
- Part: Control Unit
- Part number: UNKNOWN
- Condition: False Indication
- Location: Smoke Detector
- Stage of operation: NR
- How discovered: 9
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202405134708

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: SMOKE IN LAVATORY ECAM POPPED UP. FLIGHT ATTENDANTS VERIFIED NO SMOKE WAS IN LAVATORY. MAINTENANCE ACCOMPLISHED A RESET AND AN OPERATIONAL CHECK OF THE SMOKE DETECTOR CONTROL UNIT (SDCU) PER AMM 26-17-00 WITH NO FAULTS NOTED.

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