What was found
ON APPROACH, WHEN GEAR WAS EXTENDED, LT MLG DOWN LIGHT FAILED TO ILLUMINATE. CREW FOLLOWED AFM CHECKLIST AND BLEW GEAR DOWN. AIRCRAFT LANDED WITHOUT INCIDENT. ON SITE MAINTENANCE FOUND BULBS BLOWN, REPLACE BULBS, RESET EMERGENCY BOTTLE AND SERVICED. NO RESOURCES TO PERFORM GEAR SWING. AIRCRAFT FERRIED FOR GEAR SWING, GEAR SWING PERFORMED SATISFACTORY, AIRCRAFT RETURNED TO SERVICE.