As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLIMBING TO FLIGHT LEVEL 200 AT APPROXIMATELY 18,000 FT, ELEVATOR TRIM WHEEL FROZE. UNABLE TO MOVE THE WHEEL UNTIL DESCENDED BELOW APPROXIMATELY 12,000 FT BELOW THAT ALTITUDE THE TRIM FUNCTIONED NORMALLY. REMOVED AND REPLACED BOTH LEFT AND RIGHT ELEVATOR TRIM TAB LINEAR ACTUATORS IAW MM 27-32-02. ADJUSTED TRIM TAB CABLE TENSIONS IAW MM 27-00-01. OPS CHECK GOOD.