What was found
DURING LANDING GEAR RETRACTION, AFTER TAKEOFF, GEAR UNSAFE LIGHT REMAINED ILLUMINATED. UPLATCH CHECK INDICATED RIGHT MAIN GEAR DOOR UNLOCKED. RECYCLED GEAR AND UNSAFE LIGHT EXTINGUISHED AFTER TEN MINUTES. UPLATCH CHECK WAS SATISFACTORY. CLEANED AND LUBRICATED RIGHT MAIN GEAR DOOR PROXIMITY SWITCH. AFTER SUBSEQUENT FLIGHT, FOUND RIGHT GEAR DOOR SEQUENCE CABLES OUT OF RIG. ADJUSTED CABLES IAW DC-8 MM, SYSTEM OPS CHECKED GOOD DURING GEAR SWING.