As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENGINE REMOVED DUE TO CYCLED OUT WHEELS. UPON INSPECTION OF TURBINE PARTS NOTED THE FOLLOWING: SULFIDATION CAUSING SLIGHT DELAMINATION ON FORWARD SIDE OF ALL 1ST STAGE WHEEL BLADES AND EROSION ON LEADING EDGE. SCRAPPED 1ST STAGE WHEEL.