# SDR CALA2025011001855

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 8, 2025
- Submitted: January 10, 2025
- Operation: Air carrier
- Aircraft: [N78005](https://openairdocs.org/aircraft/N78005), registered now
- Make and model: Boeing 777224
- Aircraft serial: 27581
- Aircraft time: 119,107 hours, 12,216 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: False Activation
- Location: Zone 200
- Stage of operation: TX
- 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/CALA2025011001855

## Discrepancy

SMOKE REST UPPER DOOR 3 SMOKE ALARM ACTIVATED.  REPEAT WRITEUP.  CREW REPORTS NO SMOKE OR SMELL, CAME ON 4 MIN FROM TOUCH DOWN FWD BUNK RED LIGHT ON UPON ARRIVAL. BUT ACOMPLISHED OPS TEST PER AMM 26-14-50-700-801-C1. FOUND OPS CHK OK.  ALL SMOKE DETECTOR SHOWED GREEN LIGHTS ARE ON.

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