As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTED THAT THE ELEVATOR (PITCH) FROZE OR BOUND UP WHILE IN CRUISE FLIGHT FROM (ANC) FLYING INTO (SDP). MECHANIC REMOVED FLOOR BOARDS IN TAIL SECTION AND INSPECTED PULLEYS AND CABLES. FOUND PUDDLES OF WATER IN ZONES 5&6 AND ALSO BY ELEVATOR PULLEYS JUST AFT OF AFT PRESSURE BULKHEAD. WATER WAS CLEANED AND REMOVED FROM AREAS, FUNCTIONAL CHECK OF FLIGHT CONTROLS WERE SUCCESSFUL.