What was found
DURING PREFLIGHT, THE LAVATORY SMOKE LIGHT WOULD NOT TEST. PERFORMED OPERATIONAL CHECK OF THE LAVATORY SMOKE DETECTOR, COULD NOT DUPLICATE PROBLEM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING PREFLIGHT, THE LAVATORY SMOKE LIGHT WOULD NOT TEST. PERFORMED OPERATIONAL CHECK OF THE LAVATORY SMOKE DETECTOR, COULD NOT DUPLICATE PROBLEM.