What was found
EOE175-5300-231-THIS EO IS BEING ISSUED TO PROVIDE INSTRUCTIONS TO ACCOMPLISH THE PERMANENT REPAIRS OF CORROSION DAMAGE BY REPLACEMENT OF THE FOLLOWING AFT CABIN FLOOR STRUCTURE: LH UPPER SHEET P/N 170-86101-001, LH PANEL SUPPORT P/N 170-86139-005, CENTER SHEAR PANEL P/N 170-65928-001, RH SHEAR PANEL P/N 170-91919-001, RH OB GUSSET P/N 170-60259-001, RH IB GUSSET P/N 170-60257-001. REPLACEMENT OF PARTS IS ACCOMPLISHED IN ACCORDANCE WITH EMBRAER DRAWINGS LISTED IN TABLE 2 AND SRM CHAPTER 51 PRINCIPLES. SUPPLEMENTAL FOLLOW UP INSPECTIONS WILL NOT BE REQUIRED FOR DIRECT REPLACEMENT OF THE FLOOR STRUCTURE. COMPASS ENGINEERING HAS CLASSIFIED THIS A MINOR REPAIR.FRAME 89,X=976.0" TO 980.0, Y=-34.0", Z=-19.3".WO-2468244340