What was found
ON APPROACH WITH GEAR DOWN SELECTED, DID NOT GET THE RIGHT LANDING GEAR DOWN GREEN LIGHT OR THE RED GEAR UNSAFE LIGHT. RECYCLED THE LANDING GEAR 2 TIMES WITH NO RESULTS. PERFORMED ABNORMAL PROCEDURES IAW DC-9 OPS MANUAL. REPLACED PIN NR 5 ON CONNECTOR P1-129, OPS CHECKED GOOD IAW DC-9 M.M.