As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT ENGINE STARTED TO SHAKE AFTER START UP. THE CREW SHUTDOWN THE ENGINE AND EXITED THE AIRCRAFT. MAINTENANCE INSPECTED THE LT ENGINE AND FOUND 2 BROKEN PT BLADES WHICH CAUSED BINDING OF THE POWER SECTION. THE POWER SECTION IS BEING REMOVED AND REPLACED.