As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE GAINING ACCESS TO THE PYLON AREA, NOTED THE MAIN HYDRAULIC LINE LOCATED IN THE AFT SECTION OF THE PYLON AREA WAS FOUND CHAFING THE OUTER WALL. CHAFING APPEARED TO BE CAUSED BY WIRE BUNDLE STRAPS CHAFING AGAINST THE LINE. MAIN HYDRAULIC LINE AND WIRE BUNDLE WERE REPOSITIONED TO PREVENT FUTURE CHAFING.