What was found
PERFORMED HFEC ROTO INSP ON FASTENER OPEN HOLES AT REPAIR AREA; IAW B 737 NDT PART 6 51-00-00 PROCE 16. TOOL NORTEC 600. BC 166316. CALIB DUE 10-17-23. CRACK FOUND AT HOLE #17 FROM OUT BOARD TO IN BOA<[01] REAMED AFFECTED HOLE TO .388' PER SRM 51-40 -02;[02] PERFORMED HFEC ROTO INSPECTION AT HOLE #17 O/B TO I/B IAW B737 NDT PT6 51-00-00 PROC 16. CRACK REMAINS AT 2 O'CLOCK POSITION LOOKING DOWN; CRACK DEPTH MORE THAN 0.030' TOOL USED NORTEC 600. BC 166316. CALIB DUE 10-17-23;[03] STEP 1 ENTER IN ERROR;[04] STEP 2 ENTERED IN ERROR;[05] REAMED AFFECTED HOLE TO .417' PER SRM 51-40-05-0G-0 AND ENGINEERING ORDER STATED ON ESR 4635;[06] REAMED AFFECTED HOLE TO .435' PER SRM 51-40-05-0G-0 AND ENGINEERING ORDER STATED ON ESR 4635;[07] STEP 5 AND 6 ENTERED IN ERROR;[08] ACCOMPLISHED REPAIR TO LT SIDE UPPER ANGLE CRACKED HOLE 17 <BR> STA 663 VAPOR BARRIER PER SRM 51-40-02-0G-0 AND EA23-157-01544;[09] VERIFIED STEP 8; REPAIR ACCOMPLISHED TO THE LT SIDE UPPER ANGLE CRACKED HOLE 17 STA 663 VAPOR BARRIER PER SRM 51-40-02-0G-0 AND EA23-157-01544