What was found
ON DESCENT, THE NOSE GEAR GREEN LIGHT FAILED TO ILLUMINATE ON GEAR EXTENSION. ACCOMPLISHED COCKPIT OPERATING MANUAL PROCEDURE AFTER GEAR RETRACTION. GEAR LIGHTS NORMAL ON SECOND EXTENSION. NOSE GEAR OVERCENTER LINKAGE WAS RESHIMMED AND ADJUSTED. PERFORMED NORMAL AND FREEFALL OPERATION OF GEAR, ALL OPERATIONS CHECKED OK.