What was found
RIGHT LANDING GEAR DOWN & LOCKED INDICATOR DID NOT ILLUMINATE WHEN GEAR LOWERED, WHEN CHECKED ON ROTARY TEST, OR WHEN GEAR WAS BLOWN DOWN. LIGHT ILLUMINATED UPON LANDING. FOUND BOTH BULBS IN RIGHT GEAR DOWN & LOCKED INDICATOR TO BE INOPERATIVE. REPLACED BULBS WITH NEW BULBS & OPS CHECKED LANDING GEAR INDICATION PER CESSNA 560XL MM CHAPTER 32-60-00. EXTENDED & RETRACTED GEAR TO BLEED LANDING GEAR HYDRAULIC SYSTEM PER CESSNA 560XL MM CHAPTER 32-30-00, OPS CHECK GEAR NORMAL. SERVICED EMERGENCY GEAR / BRAKE PNEUMATIC BOTTLE PER CESSNA 560XL MM CHAPTER 12-13-01.