What was found
DURING A C-CHECK, CORROSION FUSELAGE SKIN UNDER WING-TO-BODY FAIRING STA 720D + 14" STR 19R. REMOVED ANTI ICE DUCTS & HYD LINES HARDWARE. REMOVED RT WING ROOT WIRE HARNESSES AND SUPPORTS. CUT OUT DAMAGE UPPER SKIN 4.5 X 3 INCHES IAW B727 SRM 53-30-3 FIG 5. FABRICATED DOUBLER 9.5 X 12", 2024T3 .080 PO 9001245 SHIM 12 X 3" 2024T3 .071 PO 9001424 FILLER 2024.T3 .071 PO 9001424 IAW B727 SRM 53-30-3 FIG 6. TREATED AND PRIMED IAW B727 SRM 51-10-2. INSTALLED DOUBLER REPAIR IAW B727 SRM, INSTALLED ANTI ICE DUCTS HYD LINES AND WING TO BODY FAIRING. INSTALLED R/W ROOT WIRE HARNESS & SUPPORTS.