What was found
AFT FORMER P/N 601R318034-5 HAS MULTIPLE AREAS OF CORROSION ON OUTER AND INNER SKIN ATTACH FLANGES (MARKED) (C-CHECK RO 6/22/2021) AFT FORMER FOUND TO BE OUT OF LIMITS, REMOVED AFT FORMER AND REPLACED WITH SERVICEABLE UNIT, REF CRJ900 SRM 51-42-06-001-001-A01, 51-42-21-001-001-A01 AND BOMBARDIER DWG 601R31702 REV -N. LEAK NOTED. SEE JOB 91506095 OP 249 CAMP 22972811 FOR CORRECTIVE ACTION / COMPLIED WITH 51-900-1002-SKY