As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:C1 FUSELAGE SKIN CRACKED AT RT PRIMARY HEAT EXCHANGER CUTOUT AT LOWER AFT CORNER. CRACK APPROX 1 INCH LONG. CUT OUT DAMAGED SKIN, NDT VERIFIED. FAB DOUBLER AT FILLER FROM SHT2024 T3-.100. INSTALLED CONICAL WASHERS AND ALL REPAIR PARTS REF SRM ADDM EO DC8-5330-4732-D.