As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ROUTINE MAINTENANCE C-CHECK, A CRACK WAS FOUND ON BOTH ENGINE NACELLE FRAMES NR 1. THE CRACK IS LOCATED ON THE LOWER SIDE OF THE STIFFENING WEB BETWEEN THE TOP OUTBOARD MOUNTING HOLE AND THE OUTBOARD EDGE OF THE FRAME. SUBMITTER RECOMMENDED REPLACING BOTH FRAMES AND CONTINUE MONITORING IAW EXISITING CHECKS. (X)