Service difficulty report · Angle · Boeing 7377K9

Difficulty date
August 23, 2022
Submitted
September 26, 2022
Operation
Air carrier
Aircraft
N7878A
Make and model
Boeing 7377K9
Aircraft serial
34320
Aircraft time
52,141 hours, 25,914 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

BS 663 LOWER COMPOSITE BULKHEAD UPPER ATTACH ANGLE IS CRACKED AT RBL 10; WL 164. / [01] PERFORMED CUT OUT DAMAGE SECTION UPPER ANGLE AT VAPOR BARRIER BS 663 RBL 15 IAW SRM 57-10-10-2R-5 REPAIR 5;12] INSTALLED REPAIR PARTS (2EA) ATTACH ANGLE AND SPLICE ANGLE BTW BS 663 RBL 10 WL 164. IAW SRM 51-40-02-0G-0 AND SRM 57-10-10-2R-5 REPAIR 5 TABLE 201 ITEM [1][2]. FIG.202 SHEET 4. OK TO CUP SEAL TO THE AFT FASTENERS.;[13] RII VERIFIED CORRECTIVE ACTION ITEM 12; OK TO CAP SEAL.;[14] APPLIED CAP SEAL;OVER HEAD FASTENERS ON BACK SIDE; AS GIVEN IN SRM 51-80-01.;[15] VERIFIED CORRECTIVE ACTION #14.<BR>VERIFIED MEASUREMENTS.

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