Service difficulty report · Angle · Boeing 7378H4

Difficulty date
August 18, 2022
Submitted
September 26, 2022
Operation
Air carrier
Aircraft
N8649A
Make and model
Boeing 7378H4
Aircraft serial
42527
Aircraft time
27,113 hours, 12,631 cycles
Part
Angle
Condition
Cracked
Location
Center Wing
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

R/H BS 663 UPPER ATTACH ANGLE IS CRACKED ON VAPOR BARRIER RBL8 WL167.68 / [01] VALIDATED APPLICABILITY OF SRM 57-10-10-2R-5;[07] VERIFIED CORRECTIVE ACTION 1-6 ACCOMPLISHED DVI OF REPAIR AREA AND UNDERLYING STRUCTURE. NO ADDITIONAL DAMAGE NOTED IAW 737 SRM 57-10-2R-5 STEP 4D.<BR><BR>ACCOMPLISHED HFEC INSPECTION OF OPEN HOLES NO CRACK NOTED IAW 737 NDTM PART 6; 51-00-00 PROCEDURE 16 TOOL# ATS729 CAL. DUE 07/2023; MINI-MITE C018704 CAL. DUE 07/2023.;[08] LOCATED; DRILLED; TRIMMED; DEBURRED; APPLIED CHEMICAL CONVERSION COATING AND PRIMERED REPAIR PARTS @ BS663 VAPOR BARRIER UPPER ATTACH ANGLE RBL8-RBL20 WL167.68 IAW SRM 57-10-10-2R-5. OK TO INSTALL.;[09] VERIFIED CORRECTIVE ACTION 8 AND MEASUREMENT TABLE. OK TO INSTALL ANGLE SPLICE REPAIR PARTS.;[10] INSTALLED REPAIR PARTS @ BS663 VAPOR BARRIER UPPER ATTACH ANGLE RBL8-RBL20 WL167.68 IAW SRM 57-10-10-2R-5. BOND CHECK GOOD. BONDING METER ID: ATS2787 S/N:DC007132 DUE:08/2023;

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