What was found
AFTER GEAR RETRACTION, THE RIGHT GEAR UNSAFE LIGHT REMAINED ILLUMINATED. IN THE GEAR UP-LATCH CHECK POSITION, THE GEAR DOOR UNSAFE LIGHT ILLUMINATED. RECYCLED GEAR DOWN AND UP, NORMAL OPERATION. PERFORMED ADJUSTMENT/TEST IAW DC9 MM 32-31-4, FOUND NO DEFECTS. OPERATED LANDING GEAR SEVERAL TIMES, PERFORMED UP-LATCH CHECK. OPS CHECKED NORMAL. NO DEFECTS NOTED.