Service difficulty report · Skin · Boeing 7377H4

Difficulty date
February 7, 2020
Submitted
July 7, 2021
Operation
Air carrier
Aircraft
N457WN
Make and model
Boeing 7377H4
Aircraft serial
33856
Aircraft time
55,090 hours, 32,723 cycles
System (JASC)
5755 · Spoilers
Part
Skin
Condition
Debonded
Location
Lt Wing Spoiler
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

DURING COMPLETION OF CCN: EA 1-A57-15168 R1 (U121600) FOUND #1 SPOILER TO BE DISBONDED AT 9' FROM T/E AND 17' FROM O/B EDGE. / REPAIRED DISBOND ON #1 SPOILER UPPER SURFACE; 9' FROM T/E AND 17' FROM O/B EDGE IAW SRM 57-70-01; SRM 51-70-10-2R-3; SRM 51-70-10-2R-4 AND SRM 51-70-10-2R-0.

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