What was found
AFTER TAKEOFF MIA, RIGHT MAIN GEAR LIGHT UNSAFE LIGHT ON AFTER GEAR RETRACTION. FOLLOWED ABNORMAL PROCEDURES AND LIGHT STAYED ON. RETURNED TO MIA AND MADE LANDING WITHOUT INCIDENT. FOUND RIGHT DOOR LATCH SWITCH ROLLER MISSING. REPLACED SWITCH CHECKS OK PER MM 32-7-0, TR 32-146. AIRCRAFT RETURNED TO SERVICE. (M)