As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE ACCOMP T/C 7472000 FOUND TURBINE COOLING AIR DUCT WITH HEAVY CONTACT WEAR. ENG 3 O'CLOCK POSN (ALF) AT "Y" #2 ENG S/N 804685. GROUNDED - YES. REMOVED & REPLACED #2 ENG LPTACC COOLING AIR MANIFOLD REF CFM ESM 72-00-00. CLEARANCE CHECKED GOOD.