As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PRIMARY STAB TRIM FAIL AND/OR RUN-AWAY ON TAKEOFF. AIRPLANE WOULD NOT MAINTAIN AIRSPEED WITH YOKE TO THE FULL FWD STOP. SECONDARY TRIM WAS OPERATIONAL. UNABLE TO DUPLICATE. TALKED TO TEAM SOVEREIGN ABOUT THE PROBLEM. THEY RECOMMENDED REPLACING THE TRIM CONTROL PCB. REMOVED STAB TRIM PCB. INSTALLED NEW PCB, SN 0396 IAW MM 24-60-10. OPS CHECKED GOOD.