As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON REMOVAL OF LAV SERVICE BOX FOUND CORROSION ON SKIN ON INTERNAL SIDE AT TOP SIDE OF CUT OUT. REMOVED LEVEL 1 CORROSION. REMOVED AND REPLACED INTERNAL LAV SERVICE PANEL CUTOUT DOUBLER AND INSTALLED FRAME SPICE REPAIR AT FR 12 BETWEEN STR 38 AND STR 44 LT IAW SRM 53-12-13,FIG 210,PAGE 211/212 AND SRM 51-72-10 AND REF SRI 53-12-13-2-001-00.