Service difficulty report · Skin · Boeing 767316

Difficulty date
August 20, 2026
Submitted
September 3, 2026
Operation
Air carrier
Aircraft
N393UP
Make and model
Boeing 767316
Aircraft serial
29228
Aircraft time
92,101 hours, 22,217 cycles
Part
Skin
Part number
113T310077
Part serial
000804
Condition
Debonded
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

DEBONDED SKIN, INBD EDGE UPPER FACE OF LT WING T/E OTBD FLAP T/E SKIN , WBL 355. IAW SREO-70175-REQ001, REV 1, REMOVED THE CRACK AND CLEANED. MEASURE THE DAMAGE AREA L : 0.5", W : 0.01", 7" FROM TRAILING EDGE, AT INBD EDGE. BONDED THE REPAIR PLIES WITH RESIN CURED AT 200 F FOR 220 MINUTES WITH MINIMUM VACUUM OF 22 IN/HG.2. CONDITION CHECKED SATISFACTORY.