As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SLAT-TRACK SIDE ROLLER 3-2, BOTH TOP AND BOTTOM SIDE ROLLERS HAVE DAMAGE. P/N: CC670-12459-3 ROLLER, CC670-12459-4 ROLLER, CC670-12087-1 SHIM. (C CHECK RO 02/25/2022) DICREPANCY MISSING LOCATION. REMOVED AND INSTALLED 4 NEW ROLLERS ON LH SLAT TRACK 3-2 REFERENCE CRJ700 AMM 27-81-44-400-803-A01. PERFORMED OPS TEST AND TEST PASSED.