What was found
AFTER TAKEOFF HAD UNSAFE LT GEAR UP INDICATION. COMPLIED WITH CHECKLIST AND RECYCLED THE GEAR. HAD A SECOND UNSAFE GEAR UP INDICATION ON BOTH INDICATORS. NO FUEL WAS DUMPED. FOUND AFT MLG TRUCK HOSE SUPPORT BRACKET BROKEN. HOSE/HARNESS SUPPORT AND ANTI-SKID HARNESS DAMAGED. REPLACED BROKEN BRACKET ON REAR OF LT MAIN GEAR FOR HYD AND ELECTRICAL ROUTING TO BOGGIE. REPLACED DAMAGED ANTI-SKID HARNESS. ACCOMPLISHED OPS TEST OF ANTI-SKID SYS FOR LT GEAR, ACCOMPLISHED BRAKE TEMP MONITOR, TIRE PRESSURE IND SYS TEST, ACCOMPLISHED MAIN GEAR AND GEARWELL DOOR OPS TEST FOR LT MLG. OPS TEST NORMAL.