What was found
DURING BASIC CHECK AT EAMS, CORROSION WAS FOUND ON THE FOLLOWING AFT WET AREA FLOOR STRUCTURE: LH PANEL SUPPORT P/N 170-86139-005, LH FR87 SPLICE P/N 170-65644-001, FR90 RH OB GUSSET P/N 170-60259-001. REFERENCE ETD2018-170-133043 FIGURE 1, ETD2018-170-133216 FIGURE 1, AND ETD2018-170-133219 FIGURE 1 FOR THE DAMAGE LOCATIONS AND DIMENSIONS. EAMS REQUESTED AND RECEIVED PERMANENT REPAIR DISPOSITION IN THE FORM OF ETD2018-170-133043, ETD2018-170-133216, AND ETD2018-170-133219, WHICH ALLOW THE AREA TO BE BLENDED PROVIDED NDT INSPECTION VERIFIES DAMAGE REMOVAL AND SURFACE PROTECTION IS RESTORED. FR90 RH OB GUSSET P/N 170-60259-001 WILL BE REPLACED PER PRODUCTION DRAWINGS. COMPASS ENGINEERING HAS CLASSIFIED THIS AS A MINOR REPAIR. REV 1 IS BEING ISSUED TO REPLACE THE FR90 RH OB GUSSET INSTEAD OF BLENDING THE DAMAGE WORK ORDER 2450172293