What was found
BOTH NOSE GEAR INDICATION LIGHTS APPEAR TO BE INOPERATIVE. FLEW BY CONTROL TOWER FOR VISUAL INDICATION & BLEW THE GEAR DOWN, LANDING WAS UNEVENTFUL. PERFORMED TEST OF THE LANDING GEAR SYS & VERIFIED COMPLAINT. FOUND LT GEAR INDICATION OUT. REMOVED DEFECTIVE BULBS & INSTALLED NEW BULBS. PERFORMED A SATISFACTORY OPS CHECK OF THE LANDING GEAR ANNUNCIATORS IAW AMM 32-60-00. CYCLED GEAR NUMEROUS TIMES TO BLEED NITROGEN FROM SYS. SERVICED GEAR NITROGEN BOTTLE IAW MM 12-13-01 & 32-01-00.