Service difficulty report · Angle · Boeing 7378H4

Difficulty date
April 11, 2022
Submitted
May 2, 2022
Operation
Air carrier
Aircraft
N8689C
Make and model
Boeing 7378H4
Aircraft serial
36658
Aircraft time
20,145 hours, 9,375 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

B.S. 663 VAPOR BARRIER UPPER ATTACH ANGLE IS CRACKED AT R.B.L. 12; W.L. 164. / [01] VERIFIED APPLICABILITY OF SRM 57-10-10-2R-5 TO BE CORRECT AND UPDATED MEASUREMENT TABLE;[07] RECEIVED REPAIR PARTS FROM OSS FOR BS 663 VAPOR BARRIER UPPER ATTACH ANGLE RBL 12 WL 164; REPLACEMENT ANGLE RO# 863967-SWA; AND SPLICE ANGLE RO# 863969-SWA.;[08] VERIFIED ACTION 7;[09] LOCATED AND DRILLED NEW ATTACH ANGLE AND SPLICE ANGLE PER SRM 51-40-05-0G-0 AND SRM 57-10-10-2R-5;[10] APPLIED CHEMICAL CONVERSION COATING AND PRIMER ON REPAIR PARTS PER SRM 57-10-10-2R-5 REPAIR 5;[11] LOCATED AND DRILLED NEW ATTACH ANGLE AND SPLICE ANGLE PER SRM 51-40-05-0G-0 AND SRM 57-10-10-2R-5 REPAIR 5;[12] VERIFIED CORRECTIVE ACTION ITEM 9-11; OK TO INSTALL PER SRM 57-10-10-2R-5.;[13] INTERNAL CAP SEAL OF REPAIR FASTENERS INSIDE OF FUEL CELL BS 663 RBL 5-22 WL 164 IS DOCUMENTED ON CARD TTG8Q00BSMHH.;[14] INSTALLED REPAIR PARTS ON BS 663 VAPOR BARRIER UPPER ATTACH ANGLE RBL 12 WL 164 PER SRM 57-10-10-2R-5 REPAIR 5;

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