What was found
APPROXIMATELY 10 MIN AFTER TAKEOFF, ADG AUTOMATICALLY DEPLOYED ON ITS OWN. FOLLOWED MTSI 24-25 7243 DISCONNECTED RELEASE CABLE & ADG DOOR LINKAGE, THEN INSPECTED RELEASE CABLE FOR ROUTING & BINDING, NO DEFECT NOTED. INSPECTED ADG & LATCH MECHANISM FOR WEAR OR OTHER DAMAGE, NO DEFECT NOTED. CHECKED RIGGING OF RELEASE CABLE & ADG DOOR LINKAGE, FOUND OUT OF RIG. PERFORMED ADG RELEASE CABLE RIGGING, ADG DOWN POSITION ADJUSTMENT, ALSO PERFORMED ADG DOOR LINKAGE ADJUSTMENT IAW AMM24-25-01-5. SHAKE DOWN RELEASE CABLE & ADG AT STOWED POSITION, ADG STAYED IN STOW POSITION. ACFT OK FOR SERVICE.