What was found
DURING C4 C-CHECK, INSPECTION NOTED THAT THE LEFT PYLON HAS A BROKEN FRAME ON THE OUTBOARD SIDE NEAR AFT CORNER OF THE PRECOOLER. MAINTENANCE FABRICATED AND INSTALLED REPAIR EXTRUSION, REFERENCE SRM 51-42-11 AND 51-72-11.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING C4 C-CHECK, INSPECTION NOTED THAT THE LEFT PYLON HAS A BROKEN FRAME ON THE OUTBOARD SIDE NEAR AFT CORNER OF THE PRECOOLER. MAINTENANCE FABRICATED AND INSTALLED REPAIR EXTRUSION, REFERENCE SRM 51-42-11 AND 51-72-11.