What was found
AFT CARGO COMPARTMENT; RIGTH SIDE; FLOOR STRUCTURE 'Z' CHANNEL HAS EVIDENCE CORROSION BETWEEN STA 727E TO 747. / [01] REMOVED CORROSION AT AFT CARGO COMPT R/H SIDE FLOOR STRUCTURE Z CHANNEL BETWEEN STA 727E TO STA 747C PER REF B737-700 SRM 51-10-02-0G-0;MEASURED REWORKED AREA ORIGINAL MAT 0.040';MAT REMAINING 0.025';MAT LOST 0.015'FOUND OUT OF LIMITS PER REF B737-700 SRM 53-00-53-1A-2.TOOL USED B/C173210 DUE DATE 02-10-23.Z CHANNEL ASSY P/N:146A7502-51 FROM STA 727 TO 767 INSTALLATION REFERRED TO TASK CARD#TTG8Q004AL4E.;[02] CORRECTION STEP#1;REMOVED CORROSION AT AFT CARGO COMPT R/H SIDE FLOOR STRUCTURE Z CHANNEL BETWEEN STA 727E TO STA 747C PER REF B737-700 SRM 51-10-02-0G-0;MEASURED REWORKED AREA ORIGINAL MAT 0.040';MAT REMAINING 0.025';MAT LOST 0.015'FOUND OUT OF LIMITS PER REF B737-700 SRM 53-00-53-1A-2.TOOL USED B/C173210 DUE DATE 02-10-23.Z CHANNEL ASSY P/N:146A7502-51 FROM STA 727 TO 767 REPLACEMENT REFERRED TO TASK CARD#TTG8Q004AL4E.;[03] VERIFIED INSTALLATION REFERENCE TO TASK CARD#TTG8Q004AL4E