What was found
4 INCH CRACK IN OUTER COMBUSTION CAN AT REINFORCED (ARM PIT) INLET ELBOW. THE CRACK CAUSED A LOSE AND DISRUPTION OF AIRFLOW. THIS AIRFLOW LOSS CAUSED THE NR 1 TURBINE NOZZLE TO OVERHEAT AND BURN IN ONE SPOT.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
4 INCH CRACK IN OUTER COMBUSTION CAN AT REINFORCED (ARM PIT) INLET ELBOW. THE CRACK CAUSED A LOSE AND DISRUPTION OF AIRFLOW. THIS AIRFLOW LOSS CAUSED THE NR 1 TURBINE NOZZLE TO OVERHEAT AND BURN IN ONE SPOT.