What was found
SMOKE AND FUMES IN COCKPIT AND CABIN, RAN CK LIST AND COULD NOT FIND SOURCE. ALSO, ELECTRICAL BURNT PLASTIC SMELL. INSPECTED COALESCER BAGS, CKS GOOD. INSPECTED E & E AREA, CKS GOOD. INSPECTED GALLEY AREA, CKS GOOD. FOUND SMELL COMING FROM GASPER FAN, RAN PACKS W/ENGINES AND GASPER FAN OFF. NO BURNING SMELL. FWD GASPER FAN TO MCO PER MEL 21-00-24. PULLED AND COLLARED C/B. REPLACED GASPER FAN.