What was found
FOUND DURING MV1 CORROSION VISIT NRC 78, 1.5 INCH CRACK AT STA 870 BULKHEAD AT LOWER SIDE OF APU AIR DUCT CUTOUT. REPAIRED PER SRM 53-10-9 FIG 5.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FOUND DURING MV1 CORROSION VISIT NRC 78, 1.5 INCH CRACK AT STA 870 BULKHEAD AT LOWER SIDE OF APU AIR DUCT CUTOUT. REPAIRED PER SRM 53-10-9 FIG 5.