What was found
ZRH ON APPROACH M1 LAVATORY SMOKE DETECTOR ACTIVATED. CREW INSPECTED & NOTHING ABNORMAL NOTED. FLIGHT LANDED ZRH WITHOUT INCIDENT. REPLACED SMOKE DETECTOR AT M1 LAVATORY. SYSTEM GROUND CHECKED NORMAL OPERATION CLOSED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ZRH ON APPROACH M1 LAVATORY SMOKE DETECTOR ACTIVATED. CREW INSPECTED & NOTHING ABNORMAL NOTED. FLIGHT LANDED ZRH WITHOUT INCIDENT. REPLACED SMOKE DETECTOR AT M1 LAVATORY. SYSTEM GROUND CHECKED NORMAL OPERATION CLOSED.