What was found
EXCESSIVE VIBRATION DURING ENGINE RUN-UP. REMOVED ENGINE FOR TEAR-DOWN INSPECTION. FOUND ONE EACH MISSING BLADE AND SEVERAL OTHERS DAMAGED ON 2 INCH STAGE TURBINE WHEEL. CAUSE UNKNOWN AT THIS TIME. (X)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EXCESSIVE VIBRATION DURING ENGINE RUN-UP. REMOVED ENGINE FOR TEAR-DOWN INSPECTION. FOUND ONE EACH MISSING BLADE AND SEVERAL OTHERS DAMAGED ON 2 INCH STAGE TURBINE WHEEL. CAUSE UNKNOWN AT THIS TIME. (X)