As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT OB FLAP HINGE BOXES SPRINGS AT WS 178.00, WS 220.00 AND 264.00 ARE CORRODED. C-CHECK RO 9/5/2020. REMOVED UNSERVICEABLE AND INSTALLED SERVICEABLE HINGE BOX HARDWARE AT WS 178.00 AND 264.00, IAW CRJ 200 AMM. PERFORMED OPS TEST, OPS TEST GOOD. SEE ATTACHED CONTINUATION CARD FOR DETAILS OF WORK PERFORMED.