What was found
(CAN) FLIGHT CREW COULD NOT GET A LT GREEN GEAR LOCKED INDICATION ON APPROACH. UPON APPROACH LT MAIN GEAR GREEN INDICATOR ILLUMINATED. ALL GEAR RIGGING INSPECTED AND TESTED IAW M/M WITH NO DEFECTS NOTED. FOUND THE LT MAIN INDICATOR LIGHT SOCKET TO HAVE ITERMITTENT CONTACT ON PIN NR 2. REMAINDER OF WIRE INSPECTED AND TESTED FROM INDICATOR TO DOWNLOCK SWITCH WITH NO OTHER DEFECTS NOTED. AIRCRAFT RELEASED PENDING SATISFACTORY TEST FLIGHT. CREW REPORTS NO FURTHER PROBLEMS.