As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE ACCOMPLISHING TC 78472002 ON THE NR 2 ENGINE FOUND PLATFORM SEAL DAMAGE IS MORE THAN 39.37 INCHES IAW AMM 72-21-02. ACFT GROUNDED. REPLACED THE PLATFORMS REMOVED DURING ACCOMPLISHMENT OF TC 78472002. ALL PLATFORMS INSTALLED IAW TC 78472002.