As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON ARRIVAL, FLIGHT CREW REPORTED AILERONS BECAME EXTREMELY TIGHT AND FELT AS IF IN MANUAL REVERSION. HYDRAULIC SYSTEM PRESSURES WERE BOTH NORMAL. RUDDER AND ELEVATOR FELT NORMAL. ACCOMPLISHED NORMAL LANDING. REPLACED AILERON SPRING CARTRIDGE PER MM 27-11-0. CYCLED AILERONS SEVERAL TIMES AND FOUND NORMAL FORCES WERE REQUIRED TO OPERATE AILERONS.