What was found
SHIP 5801 WALK AROUND FOUND CORROSION ON METAL PLATE AROUND LAV SVC DOOR. CORRECTIVE ACTION: REMOVED CARGO PANEL ACCESS TO FWD WASTE TANK PER B757 AMM 20-50. CLEANED PAINT ON LAV SVC DOOR METAL PLATE TO INSPECT CORROSION PER B757 AMM 20-10. PERFORMED HFEC AND UT OF BLENDED AREAS PER ER/A 59356-14 REV 0 REMOVED AFT LAV SVC PANEL AND PAN PER B757 SRM 53-60. PERFORMED REPAIR OF STRINGER , PAN, INTERCOSTAL AND SKIN IAW ERA 593536-14 REV ORIG ENGINEERING APPROVED PER PS 900-5-1 NO 04. INSTALLED DUMP VALVE PLUMBING IAW B757 AMM 38-31. OPS AND LEAK CHECK GOOD. (7329586)