As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKEOFF, LOUD BANG OCCURRED ON LEFT ENGINE. ABORTED TAKEOFF. DEMATED POEWR SECIOTN FROM GAS GENERTOR AND DETERMINED THAT POWER TURBINE BLADES WERE BROKE OFF. REPLACED LEFT POWER SECTION MODULE AND ROUTED FAILED UNIT FOR FURTHER ANALYSIS AND REPAIR. CONFIRMED 2ND STAGE PT BLADE FAILURE. SUBSTANTIAL DAMAGE OCCURRED. FULL OVERHAUL OF POWRE SECTION REQUIRED. (M)