As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT GROUNDED FOR SCHEDULED MAINTENANCE C CHECK VISIT#2 PYLON FORWARD EDGE OF SKATE ANGLE IS CHAFFED AT 447AR PANEL.CHAFE BEYOND LIMITS IAW BOEING STRUCTURE REPAIR MANUAL 54-51-71. PREVIOUS BLEND NOTED. REMOVED AND REPLACED FORWARD END SKATE ANGLE.