As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE ACCOMP T/C 78472002 FOUND BLADE PAIR NR 7 S/N DD863333-01 WITH CU-N1 COATING CC TE BEYOND LIMITS AND NR 19 S/N DE055856F WITH CU-N1 COATING CC TE BEYOND LIMITS ESN-896150. GROUNDED - YES. REMOVED FAN BLADE NR 7 S/N DD863333-M AND NR 19 S/N DE055856F AND INSTALLED NEW FAN BLADE IN REF FAN BLADE MAP S/N DM018803-1 AND S/N DE055640-9 IN REF TC 78472002.