As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*LH INBD FLAP CHAFFED UNDER PANEL 584AB ON THE INNER UPPER SKIN, JUST BELOW THE FLAP VANE ACTUATOR (MARKED) (C-CHECK) RO 2/1/2021 LH INBD FLAP REMOVED THE CHAFFED UNDER PANEL 584AB ON THE INNER UPPER SKIN, JUST BELOW THE FLAP VANE ACTUATOR REF CRJ-900 SRM 51-12-00-001-001-A01. COMPLIED WITH BOMBARDIER REO 670-57-52-352 REV -- DATED 2017-03-28 STEP 1-7