As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENGINE REMOVED DUE TO LOW POWER AND SMOKING. UPON INSPECTION OF TURBINE PARTS NOTED THE FOLLOWING: CRACKED BEYOND SERVICEABLE LIMITS ON 1ST STAGE NOZZLE VANE. REPLACED DISCREPANT PART. PHI REQUESTING 100% WARRANTY REPAIR. PART OVERHAULED ON DALLAS AIRMOTIVE WO# EP1229 DATED 1-24-96.