What was found
CORROSION ON AFT SERVICE DOOR MOP SILL UPPER SURFACE BS 977-991 RBL 50 WL 208. ; / [01] REMOVED CORROSION ON AFT SERVICE DOOR MOPSILL STA 977-991; RBL 50; WL 208. MAX MATERIAL REMOVED WAS .023' 1' BY 4' BY 1'; FROM .080'. OUT OF LIMITS PER SRM 53-70-15-01-1; SRM 53-70-15-1A-1; SRM 51-10-02-0G-0. MEASURED DEPTH WITH SPHERICAL MICROMETER ID#IS000459; S/N# 67127987; EXPIRES 01/2022.; [02] VERIFIED CORRECTIVE ACTION STEP 1.; [03] REMOVED ASD MOP SILL LOCATED AND DRILLED NEW ASD MOP SILL<BR>SI # 7530246 ALL I.A.W BOEING DWG 147A8540;147A8501;SRM 51-40-02-0G-0 AND SRM 51-40-05-0G-0 OK TO INSTALL; [04] VERIFIED CORRECTIVE ACTION 3; [05] ON ASD MOPSILL 100% TEMPORARY AND PERMANENT FASTENER INSTALLED WITHIN SEALANT SQUEEZE OUT TIME I.A.W SOPM 20-50-19; [06] VERIFIED ON ASD MOPSILL 100% TEMPORARY AND PERMANENT FASTENER INSTALLED WITHIN SEALANT SQUEEZE OUT TIME I.A.W SOPM 20-50-19; [07] REMOVED AND REPLACED AFT SERVICE DOOR MOPSILL I.A.W BOEING DWG 147A8501;147A0000 AND SRM 51-40-02-0G-0; [08] VERIFIED CORRECTIVE ACTION 7.; [09] VERIFIED ALL STEPS ARE COMPLETE.; [10] VERIFIED ALL INSPECTION STEP ARE COMPLETE.