What was found
DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON LT SUPPORT ZEE IN AFT CARGO COMPARTMENT. FOUND TO BE OUT OF LIMITS PER SRM 53-60-53. REMOVED Z-TRANSITION PANEL FROM STA 727 TO 9L47, LBL 21. FABRICATED AND INSTALLED REPLACEMENT PANEL PER SRM 53-60-53, FIG 204, SOPM 20-41-02, SRM 53-60-53 AND SRM 51-40-02.