As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 ENGINE REAR FLANGE ASSY HAS 4 CRACKS COMING FROM FASTNERS NO CRACKS ALLOWED IAW AMM 72-56-00-211-803-F11, ESN896938. ACFT GROUNDED. REMOVED NR 1 TRF FLANGE ASSY. INSTALLED NEW TRF FLANGE ASSY IAW MM 72-56-00-400 3.F, 2 & 3 AND STEP 3. G.