What was found
AT D-CHECK, LEFT WING I/B AILERON / TURN AROUND PULLEY CASTING IS PITTED AT THE TOP AND BOTTOM OF CASTING. REMOVED AND REPLACED PULLEY PER MM 57-42-0.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AT D-CHECK, LEFT WING I/B AILERON / TURN AROUND PULLEY CASTING IS PITTED AT THE TOP AND BOTTOM OF CASTING. REMOVED AND REPLACED PULLEY PER MM 57-42-0.