What was found
MYR - AIRCRAFT DEPARTED AND THE NOSE GEAR RED LIGHT REMAINED ILLUMINATED WITH NO AIR SHIFT. AIRCRAFT RETURNED TO MYR; MADE AN OVERWEIGHT LANDING. MAINTENANCE DISCOVERED THE SCHRADER VALVE FOR THE NOSE STRUT LEAKING. MAINTENANCE REPLACED THE SCHRADER VALVE AND SERVICED THE STRUT TO THE PROPER LIMIT WITH FLUID AND AIR. MAINTENANCE PERFORMED AN OPERATIONAL CHECK OF THE PROXIMITY SWITCH. NO DEFECTS NOTED. MAINTENANCE PERFORMED AN OVERWEIGHT INSPECTION, 'PART A'. NO DEFECTS NOTED. AIRCRAFT WAS RETURNED TO SERVICE. (X)