What was found
ON FLIGHT 3162 CREW REPORTED LAVATORY SMOKE, SMOKE IN COCKPIT, SMOKE OUTSIDE AC AFTER LANDING & DECLARED EMERGENCY. THE ACFT WAS REMOVED FROM SERVICE. PERFORMED FIM TASK 21-20-00-810-801-A & FIM TASK 21-20-00-810-803-A, NO FAULTS FOUND. CW ETN-EM-72-034, NO ODORS DETECTED, NO FAULTS FOUND. INSPECTED PACK DUCTS IAW EMB AMM 21-51-14, NO FAULTS FOUND. INSPECTED ACM IAW EMB AMM 21-51-03, NO FAULTS FOUND. THE AIRCRAFT RETURN TO SERVICE.