What was found
AFT CARGO DOOR LOWER SILL HAS LIGHT CORROSION AROUND SCREW HOLES AND SOME OTHER SPOTS (C-CHECK RO 4/9/2022) REMOVED AND REPLACED AFT CARGO DOOR SILL IAW CRJ-700 SRM 51-42-06-001-001-A01, 51-42-13-001-001-A01, 51-42-21-001-001-A01, AND 53-61-23-201-001-A01. FORM 337 AND MAJOR REPAIR TASKCARD 51-900-1003-SKY COMPLETED AND ATTACHED, NO WEIGHT CHANGE, SEE ATTACHED CONTINUATION CARD FOR DETAILS OF WORK PERFORMED.