As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE LOWER DIAPHRAGM (MARKED) IN THE FWD LAV SERVICE CUT-OUT IS CORRODED. (C-CHECK) RO 5/10/2020 REPLACED LOWER DIAPHRAGM IN THE FWD LAV SERVICE CUT-OUT REF BOMBARDIER DRAWING AND CRJ900 SRM. LEAK CHECK GOOD. SEE CONTINUE CARD FOR DETAILS.