What was found
L/H A/C BAY 663 ANGLE HAS A POTENTIAL CRACK.<[01] HFEC VERIFIED CRACK PER 737 NDT 51-00-00 PART 6; PROCEDURE 23;[02] REMOVED ALL FASTENERS COMMON TO 663 ANGLE FOR REPLACEMENT PER SRM 51-40-02.;[03] MATCH DRILLED AND DEBURRED UPPER L/H 663 VAPOR BEERIER ANGLE PER SRM 51-40-02.;[04] 3. DAVID BASTIAN (TECHNICIAN); 04-SEP-2024 15:08 UTC<BR>MATCH DRILLED AND DEBURRED UPPER L/H 663 VAPOR BEERIER ANGLE PER SRM 51-40-02.<BR>C/W RII INSPSECTION. OK TO CONTINUE WITH INSTALL.;[05] INSTALLED AND DOMED SEALED FASTENERS COMMON TO FUEL TANK ON UPPER CHORD PER SRM 51-40-02 AND AMM 28-11-00;[06] VERIFIED WORK ACCOMPLISHED IN STEP 5 ABOVE.;[07] OK TO INSTALL U' CHANNEL; STRAP FILLER; GUSSET AND 2EA CLIPS AT B;S 663 LBL 45 THRU LBL70.;[08] OK TO INSTALL U' CHANNEL; STRAP FILLER; GUSSET AND 2EA CLIPS AT B;S 663 LBL 45 THRU LBL70;[09] INSTALLED RIVETS COMMON TO ?U' CHANNEL; STRAP FILLER; GUSSET AT B;S 663 LBL 45 THRU LBL70 PER SRM 51-40-02;[10] RII INSP C/W ON 'U' CHANNEL; STRAP FILLER; GUSSET AT B;S 663 LBL 45 THRU LBL70. IAW SRM 51-40-02.;[11] REMOVED AND REPLACED L/H A/C BAY 663 'L' ANGLE IAW SRM 51-40-02.;[12] C/W RII INSPECTION.