Service difficulty report · Angle · Boeing 7378H4

Difficulty date
August 12, 2022
Submitted
August 31, 2022
Operation
Air carrier
Aircraft
N8698B
Make and model
Boeing 7378H4
Aircraft serial
36977
Aircraft time
20,171 hours, 9,564 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] VERIFIED APPLICABILITY OF SRM 57-10-10-2R-5 REPAIR 5 TO BE CORRECT AND UPDATED MEASUREMENT TABLE;[02] INSTALLED EWIS PROTECTION ON FWD AND AFT SIDE OF VAPOR BARRIER BS663 UPPER ATTACH ANGLE LBL8-LBL20 WL167.68 IAW AMM 20-60-07-913-801.;[03] REMOVED DAMAGED SECTION OF LH BS663 VAPOR BARRIER UPPER ATTACH ANGLE LBL8-LBL20 WL167.68 IAW SRM 57-10-10-2R-5.;[04] REQUEST NDI FOR HOLES COMMON TO REPAIR;[05] HFEC INSPECTED ALL HOLES COMMON TO THE REPAIR AREA PER NDTM PT6 51-00-00 PROCEDURE 16; NO CRACKS NOTED; EQUIP ID IS000681 DUE 02/2023;[06] RECEIVED REPAIR PARTS FOR BS663 VAPOR BARRIER UPPER ATTACH ANGLE LBL8-LBL20 WL167.68: SPLICE ANGLE RO#878723-SWA; REPLACEMENT ANGLE RO#878724-SWA;[07] VERIFIED PARTS RECEIVED WERE FABRICATED PER SRM 57-10-10-2R-5 ON REPAIR ORDERS RO#878723-SWA AND RO#878724-SWA.;[08] VERIFIED MEASUREMENT TABLE.;[09] PERFORM A DETAILED INSPECTION OF REPAIR AREA AND THE UNDERLYING STRUCTURE TO MAKE SURE THAT THERE IS NO DAMAGE WITH IN THE REPAIR AREA.;[10] LOCATED; DRILLED; TRIMMED; DEBURRED; APPLIED CHEMICAL CONVERSION COATING AND PRIMERED REPAIR PARTS @ LH BS663 VAPOR BARRIER UPPER ATTACH ANGLE LBL8-LBL20 WL167.68 IAW SRM 57-10-10-2R-5. OK TO INSTALL.;[13] 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: ATS1256 S/N: DC003960 DUE: 05/2023.

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