As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON BOTH HINGES OF AFT LAVATORY WASTE SERVICE ACCESS PANEL 196ER (2 EAS) SUMMARY: BOTH HINGES OF AFT LAVATORY WASTE SERVICE ACCESS PANEL 196ER (2 EAS) WERE REMOVED PER CRJ900 AMM 52-45-01 AND INSTALLED PER CRJ900 AMM 52-45-01 AND FABRICATED HINGE OF AFT IN NRC 00723