# SDR AALA202205273001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 25, 2022
- Submitted: May 27, 2022
- Operation: Air carrier
- Aircraft: [N791AN](https://openairdocs.org/aircraft/N791AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 30254
- Aircraft time: 82,909 hours, 10,864 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: PU90471WR4
- Condition: False Activation
- Location: Zone 200 - Fuse
- Stage of operation: NR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202205273001

## Discrepancy

AIRCRAFT WAS GROUNDED: SMOKE DETECTOR SOUNDED IN FLIGHT ATTENDANT CREW REST COMPARTMENT AGAIN. ACCOMPLISHED FLIGHT CREW REST SMOKE DETECTORS FUNCTIONAL CHECK PER CARD 72C20026017 NO FAULTS FOUND.

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