# SDR AALA20141125010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 25, 2014
- Submitted: November 26, 2014
- Operation: Air carrier
- Aircraft: [N726AN](https://openairdocs.org/aircraft/N726AN), registered now
- Make and model: Boeing 777323ER
- Aircraft serial: 31550
- Aircraft time: 4,124 hours, 481 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Warning System
- Condition: False Activation
- Location: Cockpit
- Stage of operation: UK
- 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/AALA20141125010

## Discrepancy

LAVATORY 1F - 2L SMOKE ALARM WENT OFF FOR ABOUT 10-15 SECONDS ON THE GND & SMOKE LAVATORY EICAS MSG CAME ON.  PERFORMED TEST OF LAVATORY 1F - 2L SMOKE DETECTOR SYS IAW AMM 26-13-00 WITH NO FAULTS FOUND.  PERFORMED FUNCTION TEST ON LAVATORY SMOKE DETECTOR WITH NO FAULTS FOUND.  SYS CHECKED NORMAL.

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