What was found
R/H AFT DRAG ANGLE IS CRACKED. REMOVED UNSERVICEABLE RH AFT DRAG ANGLE P/N:AV670-21186-004. IAW CRJ900 SRM 51-42-13-001-001-A01,SRM 51-42-21-001-001-A01 AND SRM 51-42-22-001-001-A01. LOCATED AND DRILLED NEW SERVICEABLE RH AFT DRAG ANGLE PN# AV670-21186-004 IAW CRJ900 SRM 51-40-11-001-001-A01. INSTALLED NEW SERVICEABLE RH AFT DRAG ANGLE P/N:AV670-21186-004 IAW CRJ900 SRM 51-42-13-001-001-A01,SRM 51-42-21-001-001-A01 AND SRM 51-42-22-001-001-A01. APPLIED FILLET SEAL AT NEW SERVICEABLE RH AFT DRAG ANGLE IAW CRJ900 SRM 51-23-00-001-001-A01. PAINTED REPAIR AREA IAW CRJ 900 SRM 51-25-01-001-001-A01