As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENGNE REMOVED DUE TO LOW POWER AND TURBINE OVERHAUL. UPON INSPECTION OF COMPRESSOR PARTS NOTED THE FOLLOWING: AIR LEAK AT SPLIT LINE OF DIFFUSER COVER PLATE DUE TO EXCESSIVE DOUBLER WELDS. NOTE: REPLACED PART AND CURED PROBLEM. INSTALLED NEW DIFFUSER COVER PLATE.