As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT APPROX FL 200, ELEVATOR CONTROL ACTIVITY WAS LOST AND TRIM WAS USED TO SUSTAIN FLIGHT. MAINTENANCE REMOVED AND REINSTALLED PANELS 63084 AND 63104 ON HORIZONTAL STAB. INSPECTED FOR WATER AND DEBRIS BLOCKING DRAIN HOLES, NONE FOUND. OK FOR SERVICE AT THIS TIME.