As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) MAINTENANCE WAS BEING PERFORMED ON THE ENGINE TO REPLACE THE COMBUSTION LINER. WHILE THE ENGINEER WAS REMOVING THE COMBUSTION CASE TO ACCESS THE LINER HE FELT A CRACK. VISUAL INSPECTION REVEALED A CRACK AT THE SEAM WELD ON THE SHOULDER OF THE CASE.TC; FEEDBACK DRAFTED.