What was found
AFTER TAKEOFF AFTER GEAR RETRACTION LEFT MAIN RED GEAR DOOR LIGHT, RED DOORS LIGHT LEFT & RIGHT AMBER ON S/O PANEL WITH GEAR HANDLE UP. RAN ABNORMAL PROCEDURE. RETURNED TO SAN 3 GREEN. AS SOON AS GEAR HANDLE WAS PLACED DOWN THE LEFT MAIN GEAR LIGHT (GREEN) CAME ON. REMOVER AND REPLACED LEFT GEAR ACTUATOR IAW B727 M/M 32-32-2. OPS CHECKED IAW WITH ALTERNATE METHOD IAW B727 M/M 32-00-11. OPS AND LEAK CHECKED GOOD.