As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING REPLACEMENT OF RUDDER PULLEYS IN EMPENNAGE, FOUND BOTH RUDDER CABLES FRAYED. THE RT CABLE WAS FRAYED AT STA 173 WHERE IT PASSES OVER A PULLEY. THE FRAYING WAS NOT EVIDENT UNTIL PULLEY WAS REMOVED. THE LT CABLE HAD THE SAME CONDITION AT STA 184. SUBMITTER RECOMMENDS CLOSE INSPECTION OF CABLES AT PULLEYS. SUSPECT CAUSE WAS ABRASION ON PULLEY AND HIGH TOTAL TIME.