What was found
FLT NR FKYC9318 - KMIA - AFTER TAKEOFF, THE NOSE LANDING GEAR, P/N 65163424, WOULD NOT RETRACT. CYCLED GEAR SEVERAL TIMES, NO HELP. AIRCRAFT RETURNED TO KMIA AND LANDED WITHOUT FURTHER INCIDENT. INSPECTED NOSE LANDING GEAR, NO DEFECTS NOTED. LUBRICATED NOSE GEAR. JACKED AIRCRAFT AND CYCLED GEAR NUMEROUS TIMES PER MM 32-33-0. OPERATIONALLY CHECKS OK. AIRCRAFT RETURNED TO SERVICE. (M)