What was found
DURING REMOVAL OF LAV DRAIN VALVE CORROSION FOUND ON PAN/CUP FLANGE: REMOVED AND REPLACED PAN CUP ASSEMBLY IAW EMB 145 SRM 51-40-02
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING REMOVAL OF LAV DRAIN VALVE CORROSION FOUND ON PAN/CUP FLANGE: REMOVED AND REPLACED PAN CUP ASSEMBLY IAW EMB 145 SRM 51-40-02