As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BS 418-430 LAVATORY SERVICE PAN IS CORRODED AROUND DUMP SHUTE DUCT 77-34. LOCATED AND DRILLED PAN ON ASSY IAW SRM 51-40-05. INSTALLED PAN IAW SRM 51-40-02. LEAK CHECKED GOOD IAW TC 3832-9601. OPS CHECKED HEATER GASKET. FWD LAVATORY SERVICE PANEL IAW AMM 30-71-04-401. OPS