What was found
LH WING LEADING EDGE PANEL 522BL IS CHAFED AT L.E. FAIRING AS MARKED (4 LOCATIONS) (C-CHECK RO 11/04/2021) REMOVED CHAFFING AT PANEL # 522BL ( 4 LOCATIONS) REF. CRJ 900 SRM 51-12-00-001-001-A01 AND COMPLIED WITH THE REO 690-57-41-325 REV-- DATE 2021-09-24. PERFORMED FULL DEPLOYMENTS AND RETRACTIONS OF THE SLATS MULTIPLE TIMES, OPS CHECK GOOD. / COMPLIED WITH TASK 51-900-1002-SKY