What was found
(CAN)ENGINE WAS SENT IN FOR COMPLAINT OF LOW POWER. THE LOG BOOK INDICATES 3098 HOURS SINCE NEW. ENGINE WAS TESTED AND WAS FOUND TO HAVE A RUB AND VIBRATION. UNABLE TO COMPLETE TEST TO CONFIRM LOW POWER. ON DISASSEMBLY THE SECOND STAGE NOZZLE WAS FOUND TO HAVE A CIRCUMFERENTIAL CRACK EXTENDING 80 PERCENT AROUND THE OUTER BAND ADJACENT TO THE FIRST STAGE BLADE PATH.