What was found
PHL - FLT 317 - DURING CLIMB-OUT AT 33,000 FT, FLT CREW HEARD A LOUD NOISE FROM NR 2 ENG WITH THE EGT PEGGED AT 800 DEGREES.FLT CREW DECLARED AN EMERGENCY, SECURED NR 2 ENG AND DIVERTED TO PHL. A/C LANDED PHL WITHOUT FURTHER INCIDENT. MX FOUND THE NR 2 ENG TURBINE FAILED. REPLACEDNR 2 ENG, PERFORMED ENG RUN UP. SYSTEM GROUND CHECKED NORMAL OPS. THE 8TH STAGE STATOR VANE WAS BROKEN AND LIBERATED. THE LIBERATED VANE CAUSED THE DAMAGE TOTHE REST OF THE HPC AND ALL STAGES OF THE TURBINE. FATIGUE MARKS WERE NOTED ON THE 8TH STAGE STATOR FRACTURE SURFACE BUT DUE TO THE SECONDARY DAMAGE, AN IMPACTINITIATION SITE COULD NOT BE DETERMINED. (M)