As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CHAFING MARKS ON L/E OF LH I/B FLAPS VANE SKIN AT WS 56.30,WS 104.00 AND WS 139.90 (C-CHECK) RO 2/04/2020 ALL THREE AREAS CHAFFING AT WS 56.3, WS104.00 AND WS 139.90ARE OUT OF LIMITS (OVER .030 MATERIAL LOSS. PER BOMBARDIER REO EFFECTIVITY ALL. SEE NR# 5009, 5010 AND 5011 FOR CORECTIVE ACTION. DEPTH GAUGE USED AG1186 CAL DUE 12-05-2020.