As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LH AILERON UPPER L/E HAS CHAFING DAMAGE (C-CHECK RO 9/8/21) REPLACED LH AILERON UPPER L/E WITH A SERVICEABLE UNIT REF CRJ-700 SRM 51-42-06-001-001-A01 AND CRJ-700 SRM 51-42--21-001-001-A01, COMPLIED WITH TASK CARD 51-900-1002-SKY, SEE CONTINUATION CARD FOR DETAILS.