# SDR AALA202103029025

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 27, 2021
- Submitted: March 3, 2021
- Operation: Air carrier
- Aircraft: [N795AN](https://openairdocs.org/aircraft/N795AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 30257
- Aircraft time: 77,323 hours, 9,960 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: False Indication
- Location: Lavatory
- Stage of operation: DE
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202103029025

## Discrepancy

AIRCRAFT WAS GROUNDED: DESCENDING THROUGH 24,000 FT, SMOKE LAVATORY LIGHT CAME ON FOR LAVATORIES 3R & 4R; VERIFIED NO SMOKE. REPLACED 4R AND 3R (AALA202103019010) LAVATORY SMOKE DETECTORS IAW AMM 26-13-00, OPS CHECK GOOD.

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