Service difficulty report · Skin Panel · Boeing 73779P

Difficulty date
February 8, 2025
Submitted
March 4, 2025
Operation
Air carrier
Aircraft
N7857B
Make and model
Boeing 73779P
Aircraft serial
29358
Aircraft time
59,090 hours, 39,530 cycles
Part
Skin Panel
Condition
Delaminated
Location
Zone 500
Stage of operation
IN
How discovered
V
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

DELAMINATED FIXED TRAILING EDGE SKIN PANEL UPPER SURFACE AT LH WING 2025-93409<[01] TOOLS USED= CALIPER P/N: 500-197-30; S/N: B20189571; DUE DATE: 06-JUN-25;[02] TOOL USED= SCALE P/N: CR5200; S/N: 8342514625; DUE DATE: 24-FEB-25;[03] TOOL USED= HOT BONDER P/N: HCS9000B; S/N: 18175469; DUE DATE: 14-AUG-25;[04] REPAIRED FIXED TRAILING EDGE SKIN PANEL UPPER SURFACE AT LH WING IAW B737-700 SRM 51-70-08-0G-0. SEE INDIVIDUAL SIGN OFFS BELOW.;[05] REPAIRED FIXED TRAILING EDGE SKIN PANEL UPPER SURFACE AT LH WING IAW B737-700 SRM 51-70-08-0G-0. SEE INDIVIDUAL SIGN OFFS BELOW.

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