What was found
TVC - FLT 3183 - ON APPROACH, THE NOSE GEAR UNSAFE LIGHT REMAINED ILLUMINATED AFTER GEAR EXTENSION. THE CREW PERFORMED AN ALTERNATE LANDING GEAR EXTENSION. ALL INDICATIONS WERE NORMAL. MAINTENANCE WAS UNABLE TO DUPLICATE THE DISCREPANCY. MAINTENANCE PERFORMED A POST-FLIGHT MEMORY CHECK OF THE PSEU, NO FAULTS RECORDED. THE GEAR WAS CLEANED AND LUBED AS A PRECAUTION. (X)