What was found
(CAN) ELEVATOR TRIM FREEZING UP IN FLIGHT. MOISTURE CONTAMINATION IN SCREW JACKS SUSPECTED OF RESTRICTING THE ELEVATOR TRIM MOVEMENT. MOISTURE PURGED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) ELEVATOR TRIM FREEZING UP IN FLIGHT. MOISTURE CONTAMINATION IN SCREW JACKS SUSPECTED OF RESTRICTING THE ELEVATOR TRIM MOVEMENT. MOISTURE PURGED.