What was found
FLT 3519 - PIT - LAV SMOKE ALARM SMOKE VISIBLE AND SMELL IN CABIN. MAINTENANCE COULD NOT DUPLICATE MALFUNCTION. DURING GROUND ENGINE RUN AND LAV SMOKE TEST.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLT 3519 - PIT - LAV SMOKE ALARM SMOKE VISIBLE AND SMELL IN CABIN. MAINTENANCE COULD NOT DUPLICATE MALFUNCTION. DURING GROUND ENGINE RUN AND LAV SMOKE TEST.