As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF AIRCRAFT AGGRESSIVELY PITCHED UP AND REQUIRED ELEVATOR TRIM MORE THAN USUAL TO LEVEL AIRCRAFT. THE DECISION WAS MADE TO LAND FOR MAINTENANCE AND THE AIRCRAFT RETURNED TO ITS HOME BASEE. AFTER INSPECTING THE AIRCRAFT IT WAS FOUND THAT THE PITCH TRIM WHEEL INDICATOR PIN WAS LOOSE AND OUT OF ADJUSTMENT. ADJUSTED AND SECURED AS NECESSARY.