As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB, THE ACFT EXPERIENCED A LT WING DOWN AILERON TRIM TAB RUNAWAY. ACFT DID NOT RESPOND TO RT WING DOWN SELECTION. GROUND MX CREW FOUND A DEFECTIVE AILERON TRIM TAB ACTUATOR. PART WAS R & R OPS CHECK WAS PERFORMED AND CHECKED SATISFACTORY. THE ACFT WAS RELEASED FOR A TEST FLIGHT WHICH CHECKED SATISFACTORY. THE ACFT WAS THEN RELEASED TO FLIGHT STATUS.