What was found
FOUND CRACK AT FWD LOWER RIB #4 AFTER REMOVAL OF RIB #4 FOUND A CRACK AT THE LOWER FWD SIDE OF THE RIB / [01] PERFORMED HFEC INSP ON FWD LWR AREA OF RIB#4 IAW B737 NDT P6 51-00-00 PROC.23; CRACK CINFIRMED MARKED<BR>TOOL USED : NORTEC 600 B/C 172389 CALDUE: 03/23;[02] CUT OUT DAMAGED AREA AS PER B737 SRM 55-10-09-2R-5;[03] PERFORMED HFEC INSP ON CUT OUT AREA IAW B737 NDT P6 51-00-00 PROC.23; NO CRACKS<BR>TOOL USED : NORTEC 600 B/C 166317 CALDUE: 10/22;[04] ERROR ON STEPS 1-3 ENTERED ON WRONG ITEM; SEE FAULT TTG8Q00DKA6N FOR CORRECT FAULT.;[05] VERIFIED STEP 4