What was found
THE CREW REPORTED N2 VIBRATION AFTER WHICH THE MAINTENANCE PERSONNEL PERFORMED A BOROSCOPE INSPECTION WHERE THEY DISCOVERED THE HIGH PRESSURE TURBINE BLADE DAMAGE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
THE CREW REPORTED N2 VIBRATION AFTER WHICH THE MAINTENANCE PERSONNEL PERFORMED A BOROSCOPE INSPECTION WHERE THEY DISCOVERED THE HIGH PRESSURE TURBINE BLADE DAMAGE.