As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAKEOFF ROTATION, THE ELEVATOR YOKE MOVED FORWARD AND AFT ON IT''S OWN DISPLACING THE ELEVATORS AND PRODUCING UNCOMMANDED PITCH CHANGES SEEMS TO BE CAUSED BY TURBULANCE ON RUNWAY. RETURNED TO DEPARTURE AIRPORT (DFW). REMOVED AND REPLACED RT ELEVATOR POWER CONTROL IAW MM 727 273081, OPS CK GOOD. NO LEAKS FOUND. REMOVED AND REPLACED ELEVATOR FEEL ACTUATOR IAW MM 727 30121 PG 401. OPS CHECK GOOD, NO LEAKS.