What was found
ON FLIGHT 3290 THE CREW REPORTED THAT AFTER TAKEOFF APPROX 500 AGL THEY RECEIVED AN EICAS LAV SMOKE WARNING. THE CREW ACCOMPLISHED AOM VOL 1 PROCEDURES, DECLARED AN EMERGENCY WITH ATC AND RETUTNED TO DFW. THE AIRCRAFT LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. AIRCRAFT RELEASED FOR FCF PURPOSES ONLY. REMOVED AND REPLACED THE RIGHT ENGINE 0 CARBON SEAL IAW RRMM 72-25-25 NO LEAKS NOTED. THE AIRCRAFT WAS RETURNED TO SERVICE.