What was found
ON APPROACH DURING GEAR EXTENSION, NOSE GEAR DID NOT COME DOWN. NO GREEN OR RED LIGHTS, HYDRAULIC PRESSURE AND QUANTITY WERE NORMAL. CYCLED GEAR AND NOSE GEAR CAME DOWN NORMALLY. FLIGHT LANDED WITHOUT INCIDENT. MAINTENANCE JACKED AIRCRAFT AND CYCLED GEAR 8 TIMES. COULD NOT DUPLICATE PROBLEM, ALL OPERATIONS WERE NORMAL.