As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT WING O/B FLAP HAS EVIDENCE OF POSSIBLE CORRODED HARDWEAR ON O/B HINGE ARM AFT LUG FITTING (C CHECK RO 1/04/2021) REMOVED THE CORRODED HARDWARE AT THE AFT LUG ON THE OUTBOARD HINGE ARM AND REPLACED IT WITH NEW HARWARE REF CRJ700 AMM 57-53-27-000-803(CONFIG A01) & REF CRJ700 AMM 57-53-27-400-803 (CONFIG A01) STEPS 4A(2) - 4(B)