As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX - C4 - RT WING I/B FLAP I/B VANE ACTUATOR SHAFT HAS CHAFING ON UPPER SURFACE. MAPPED AREA FOR ENGINEERING, REMOVED DAMAGE FROM SHAFT REF REO 670-57-52-116 STEP 1. FPI BLENDED AREA FOR CRACKS IAW CRJ 700 NDTM PART 1, 51-20-008 AND HORIZON AIR NDTM SEC 8, NO CRACKS NOTED. COMPLETED REO 670-57-52-116 BY COMPLETING STEP 4.