What was found
DURING HEAVY MAINTENANCE, CRACK INDICATION ON FRAME 36, VERTICAL STRINGER 4, OPEN FASTENER HOLE ON ZONE 1, CRACK DIRECTION IS 12 OCLOCK, CRACK DEPTH IS 0.121 INCH, IN FWD CARGO COMPARTMENT (1 EA); REF TO AEROMAN W/O 2026 244/1 NR 301022, PERFORMED TEMPORARY REPAIR INSTRUCTIONS FRAME 36, VERTICAL STRINGER 4, FASTENER HOLE ON ZONE 1, IAW EC A26-515-01, EA 57-0039-26 AND AIRBUS RDAF 81803300/003/2026 ISSUE A. THIS REPAIR IS CATEGORY C.