As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AS THE ACFT CREW WAS PERFORMING THEIR COCKPIT CHECKLIST, THE SECONDARY PITCH TRIM FUNCTIONAL CHECK FAILED. MX WAS NOTIFIED AND TROUBLESHOT TO DEFECTIVE PITCH TRIM ACTUATOR. INSTALLED OVERHAULED PITCH TRIM ACTUATOR. PERFORMED OPS CHECK WITH NO DEFECTS NOTED.