What was found
DURING ROUTINE C-CHECK INSPECTION, LT ELEVATOR UPPER SKIN 1 INCH CRACK AT STA XE 71.169. PERFORMED MAJOR REPAIR IAW DC8 SRM 55-4-1 FIG 1 (SHEET 1, 2). REMOVED DAMAGED PLATING IAW DC8 SRM 55-1-0 PAGE 1, DC-8 SRM 51-1-21. FABRICATED NEW PLATING (AL 2024 T3 0.040) IAW DC8 SRM 55-4-1 FIG 1 (SHEET 1, 2) ITEM -B-. CLEANED, TREATED AND PRIMED AREA + NEW PLATING INTERNAL PART IAW DC8 SRM 51-1-8B. APPLIED SEALANT TO FAYING SURFACES IAW DC8 SRM 51-1-11. INSTALLED NEW PLATING IAW DC8 SRM 51-1-21, DC8 SRM 51-3-0, DC8 SRM 51-3-1.