What was found
LH INBD FLAP VANE IS CHAFFED ON L/E AT APPROX WS 95.0 (C-CHECK) RO 3/25/2020 REMOVED CHAFFE DAMAGE ON L/H, I/B FLAP VANE L/E AT W/S 95.0 PER CRJ-200 SRM. ORIGINAL MATERIAL THICKNESS IS 050". REMAINING THICKNESS IS .025". MATERIAL LOSS IS .025". AREA FOUND TO BE OUT OF LIMITS PER BA REO. REMOVED AND REPLACED L/E SKIN PER CRJ-200 SRM. TOOLING USED: DEPTH DIAL GAGE: AV 5185, CAL DUE DATE: 11/21/20. TOOLING USED: DEPTH DIAL GAGE: AV 5185, CAL. DUE DATE:11-21-20.