What was found
UPON GEAR EXTENSION IN GND LT GEAR WOULD NOT EXTEND. ACCOMPLISHED ABNORMAL OPERATION, GREEN GEAR LIGHTS, OUT AND RED DOORS LIGHT, GEAR LEVER DOWN AND MANUAL GEAR EXTENSION AT LT GEAR EXTENDED AT COMPLETION OF CHECK LIST. AC FERRY AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED LT UPLOCK ACTUATOR IAW MM 32-32-61. ACCOMPLISHED LT MAIN LANDING GEAR WHEEL WELL DOOR RIGGING AND OPS CHECK NORMAL IAW MM 32-12-1. LUBRICATED LT MAIN LANDING GEAR SYSTEM IAW 12-21-01. ACCOMPLISHED OPS CHECK IAW MM 32-32-0. PERFORMED MANUAL EXTENSION IAW 32-24-0 PAGE 507 AND 508. OPS CHECK NORMAL. ACCOMPLISHED LT MLG UPLOCK ROTATION TORQUE CHECK IAW WORK CARD SP15, CHECKED OK. AC RETURNED TO SERVICE. (M)