Service difficulty report · Panel · Boeing 7377H4

Difficulty date
June 7, 2023
Submitted
July 12, 2023
Operation
Air carrier
Aircraft
N963WN
Make and model
Boeing 7377H4
Aircraft serial
36676
Aircraft time
38,123 hours, 23,431 cycles
Part
Panel
Part number
UNKNOWN
Condition
Cracked
Location
Zn 200 Fus Top
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

AREA ABOVE WING BOX CENTER SECTION HAS CRACKED BREAK PANEL AT BS 540; RBL 1; WL 207<[01] REMOVED BREAK PANEL AT BS540 FROM RBL1-RBL25 IAW SRM 51-40-02;[02] LOCATED AND DRILLED NEW BREAK PANEL AT BS 540; RBL 1; WL 207 IAW SRM 51-40-05-0G-0 AND DWG 143A5240; OK TO INSTALL;[03] VERIFIED CORRECTIVE ACTION 2.<BR>OK TO INSTALL;[04] INSTALLED NEW BREAK PANEL AT BS 540; RBL 1; WL 207 IAW SRM 51-40-02-0G-0 AND DWG 143A0060; CARD IS COMPLETED;[05] VERIFIED CORRECTIVE ACTION 4;[06] VERIFIED MEASUREMENT TABLE

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