What was found
AFTER TAKEOFF WITH GEAR HANDLE IN UP POSITION, THE NOSE GEAR UNSAFE LIGHT REMAINED ILLUMINATED. GEAR CYCLED DOWN NORMALLY. ON RETRACTION, NOSE GEAR UNSAFE LIGHT REMAINED ILLUMINATED. AIR TURNBACK TO ILN. RESHIMMED NOSE LANDING GEAR ACTUATOR LINK AND ADJUSTED NOSE LANDING GEAR DOOR.