What was found
NOTICED ELECTRICAL BURNING SMELL, ABOUT 30 SEC LATER LEFT RECIC FAN EICAS MSG AND LEFT RECIRC FAN INOP LIGHT CAME ON, SMELL DISSAPEARED - NO SMOKE WAS SEEN. FOUND LEFT RECIRC FAN AT FAULT, REMOVED AND REPLACED LEFT RECIR FAN PER MM 21-25-01-004-0053, AS FOR PRECAUTIONARY REPLACED LEFT AND RIGHT RECIRCULATION AIR FILTER, ALL OPS CHECK GOOD OK TO CONT. ROTABLE PARTS CHANGE WAS INDICATED - TT # 1474816 S/N OFF 01484 FAN, AIR, COOL OFF 25-2127-9-0006 1484, ON 25-2127-9-0006 2067.