# SDR CALA2026021713847

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 17, 2026
- Submitted: February 18, 2026
- Operation: Air carrier
- Aircraft: [N12116](https://openairdocs.org/aircraft/N12116), registered now
- Make and model: Boeing 757224
- Aircraft serial: 27558
- Aircraft time: 110,980 hours, 23,250 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: False Activation
- Location: Zone 900
- 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/CALA2026021713847

## Discrepancy

LAVATORY SMOKE EICAS MSG ON DESCENT. NO VISIBLE SMOKE OR FIRE DEBRIEFED INBOUND CREW LAV CHIME CAME FROM AFT LEFT LAV(K) NO SMOKE OR ODOR NOTED FOUND LAV K TESTING NORMALLY. FOUND LAV M NOT TESTING   REMOVED AND REPLACED LAV M TESTED IAW 26-14-00-735-001. OK TO CONTI UE

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