What was found
DURING REMOVAL OF AFT DRAIN MAST SUPPORT BRACKET FOR CORRODED ANCHOR NUTS (REF WORK CARD HN00161730 / CAMP 28257392) SUPPORT BRACKET FOUND TO BE CORRODED ON BOTTOM MATING FACE. (C-CHECK RO 6/19/2024) BLENDED AREAS ON BOTTOM MATING SURFACE OF AFT DRAIN MAST SUPPORT BRACKET. FOUND OUT OF LIMITS CRJ 700 SRM 53-61-04-101-003-A01. REPLACED WITH NEW CHANNEL REF. CRJ700 SRM 51-42-06-001-001-A01 REV 38 JUL 25/2020 AND BOMBARDIER DWG MM670-43255 REV C. COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY.