As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON DEPARTURE AT ANC NOTICED CONTROL COLUMN VERY STIFF IN ROLL CONTROL, F/O AGREED. UPON LANDING IN SEA HAD CONTROL PROBLEM (ROLL) ALMOST UNABLE TO CONTROL A/C. FOUND CABLE TENSION LOW ON BOTH LT AND RT AILERON BODY CABLES, RIGGED AILERON BODY CABLES PER AMM 27-11-00-820-801. PERFORMED AILERON FORCE TEST PER AMM 27-11-00-700-805. CHECKS GOOD, A/C OK FOR SERVICE.