As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) BA SER CASE: 42817 DURING INSPECTION FOUND CORROSION DAMAGE AROUND THE AFT TOILET SERVICE PANEL SKIN/WASTE BOX. IN THE ATTACHMENTS YOU WILL FIND THE METALLIC DAMAGE REPORT 17230-0003, PICTURES OF THE BLEND OUTS (INSIDE AND OUTSIDE VIEW) AND THE NDT REPORTS OF THE REMAINING THICKNESS. HFEC WAS PERFORMED, AND THERE WHERE NO FINDINGS DURING THE TIME OF TESTING. (TC# 20190307006)