As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 4225 ON ROTATION, CREW REPORTED SMOKE IN COCKPIT AND CABIN. CREW DECLARED AN EMERGENCY AND RETURNED TO GRB WITHOUT INCIDENT. AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE NR 0 CARBON SEAL ASSEMBLY IAW R & R MM 72-25-25-000-801 AND 72-25-25-400-801. THE AIRCRAFT WAS RETURNED TO SERVICE. REMOVED AND REPLACED THE NUMBER 0 CARBON SEAL ASSEMBLY IAW RR MM 72-25-25-000-801 AND 72-25-25-400-801. THE AIRCRAFT WAS RETURNED TO SERVICE.