What was found
RIGHT WING TANK ACCESS PANEL 643CB HAS SURFACE CORROSION ON LOWER SURFACE. REMOVED CORROSION ON PANEL 643CB IAW SRM 57-20-01, FOUND TO BE OUT OF LIMITS PER SRM 57-20-01, FIG 201, DETAIL I, SECTION AA, NOTE B. REPLACED ACCESS PANEL 643CB IAW AMM 28-11-01.