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

L/H BS 663 UPPER ATTACH ANGLE IS CRACKED ON VAPOR BARRIER LBL8 WL167.68 / [01] VALIDATED APPLICABILITY OF SRM 57-10-10-2R-5;[08] LOCATED; DRILLED; TRIMMED; DEBURRED; APPLIED CHEMICAL CONVERSION COATING AND PRIMERED REPAIR PARTS @ BS663 VAPOR BARRIER UPPER ATTACH ANGLE LBL8-LBL20 WL167.68 IAW SRM 57-10-10-2R-5. OK TO INSTALL.;[09] VERIFIED CORRECTIVE ACTION 8 AND MEASUREMENT TABLE. OK TO INSTALL REPAIR SPLICE PARTS.;[10] INSTALLED REPAIR PARTS @ BS663 VAPOR BARRIER UPPER ATTACH ANGLE LBL8-LBL20 WL167.68 IAW SRM 57-10-10-2R-5. BOND CHECK GOOD. BONDING METER ID: ATS2787 S/N:DC007132 DUE:08/2023;[11] VERIFIED CORRECTIVE ACTION 10.;[12] FILLET SEALED; CAP SEALED AND APLLIED CIC TO EXTERNAL SIDE OF REPAIR PARTS @ BS663 VAPOR BARRIER UPPER ATTACH ANGLE LBL8-LBL20 WL167.68 IAW SRM 57-10-10-2R-5. INTERNAL SIDE OF FASTENERS COMMON TO FUEL TANK WILL BE CAP SEALED AND LEAK CHECKED ON CUSTOMER CARD #TTG8Q00E97R3.;[13] REMOVED EWIS PROTECTION ON FWD AND AFT SIDE OF BS663 VAPOR BARRIER UPPER ATTACH ANGLE LBL8-LBL20 WL167.68 IAW AMM 20-60-07-913-801.;[14] VERIFIED CORRECTIVE ACTIONS 12 AND 13.;[15] EDIT CORRECTIVE ACTION 7 REF. SHOULD BE 57-10-10-2R-5 STEP 4D

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