What was found
RH AFT LOWER WING PLANK HAS CHAFING DAMAGE RBL45 WHERE 193AB IS INSTALLED (C-CHECK RO 3/11/2023) REPAIRED CHAFING DAMAGE ON THE R/H, AFT LOWER WING PLANK AT RBL 45, COMMON TO PANEL 193AB (ZONE A**) REF GENERIC REO 601R-57-21-880 REV-D, DATED 2017/03/06. COMPLIED WITH ALL STEPS. COMPLIED WITH 51-900-1003-SKY(CL600-2B19) STRUCTURAL MAJOR REPAIR ("RII"). SEE CONTINUATION FOR DETAILS.