What was found
DURING C4/S1 CHECK, INSPECTION REPORTED SHEAR WEB AND SUPPORT PLATE AT FR70R BLOWN OUT FROM CORROSION. REMOVED AND REPLACED SHEAR PLATE SUPPORT IAW SRM 51-42-11, PARAGRAPHS 6, 7, AND 77, AND DWG D53474180.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING C4/S1 CHECK, INSPECTION REPORTED SHEAR WEB AND SUPPORT PLATE AT FR70R BLOWN OUT FROM CORROSION. REMOVED AND REPLACED SHEAR PLATE SUPPORT IAW SRM 51-42-11, PARAGRAPHS 6, 7, AND 77, AND DWG D53474180.