As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT SCHEDULED ROUTINE MAINTENANCE DISCOVERED ENGINE TRUSS TUBE PN 129-910032-101 CHAFING DAMAGE AT 2.5 INCHES AFT OF FIRE SEAL FLANGE ON IB SIDE. PERFORMED TRUSS REPAIR TO CHAFFED AREA IAW APPROVED DATA CONTAINED IN THE DWG NR 070226,DERT 510305-CE.