What was found
AFTER REMOVAL OF WASTE TANK, SKIN HAS CORROSION IN AREA OF WASTE DUMP VLV & WASTE TANK. BLENDED CORROSION BETWEEN FRAMES 65 & 66, BETWEEN STRINGER S41R & LAVATORY SERVICE PANEL. ACCOMPLISHED HFEC INSPECTION OF BLENDED AREAS IAW NDT-NTM 51-10-08 PB6, NO DEFECTS FOUND. CONT OF AMIS ITEM 6992011 COMPLETED REPAIR INSTRUCTIONS IAW AVO2272. COMPLETED REPAIR IAW ECRA 5341-01042 HFEC INSPECTIONS ACCOMPLISHED NO DEFECTS NOTED. REPLACED REINFORCEMENT PANEL AT AFT LAVATORY SERVICE PANEL.