What was found
CORROSION ON PASSENGER CABIN MOP SEAL AT LBL 55 BS 294+10; BS 312+2; BS 312+13; BS 328+4. / [01] VERIFIED SRM 53-10-15-1A-1 ALLOWABLE DAMAGE 1 IS APPLICABLE FOR THIS AIRCRAFT.;[02] REMOVED CORROSION ON PASSENGER CABIN MOP SEAL AT LBL 55 BS 294+10; BS 312+2; BS 312+13; BS 328+4 AREAS 2.5' X 1.3' (4EA) DEEPEST MATERIAL REMOVED .018' IAW SRM 51-10-02-0G-0.ORIGINAL MAT. THICKNESS .090' REMAINING THICKNESS .072'<BR><BR>FOUND TO BE OUT OF LIMITS IAW SRM 53-10-15-1A-1 ALLOWABLE DAMAGE 1 STEP 4.C.(2) FIGURE 108 DETAIL 'D'. IT WILL BE REPAIRABLE BY REPLACEMENT IAW SRM 51-10-02-0G-0 STEP 9.C<BR><BR>TOOL USED ID ATS1671; S/N:65093024; DATE: 01/2023;[03] CERTIFIED ACTION1;[04] VERIFIED CORRECTIVE ACTIONS 1-3;[05] REMOVED FWD ENTRY DOOR MOP SILL IAW SRM 51-40-02-0G-0;[06] LOCATED AND DRILLED NEW FED MOP SILL IAW SRM 51-40-05 AND DWG # 141A8112 ; OK TO INSTALL;[07] VERIFIED CORRECTIVE ACTION #6.<BR>VERIFIED OK TO INSTALL REPAIR PARTS.;[08] INSTALLED NEW MOP SILL PASSENGER CABIN AT BS 270 TO BS 360 IAW SRM 51-40-02-0G-0 AND DWG 141A8110; CARD IS COMPLETED;[09] VERIFIED CORRECTIVE ACTION 8 AND MEASUREMENT TABLE.;[10] WORKSCOPE COMPLETE