Service difficulty report · Skin · Boeing 777222

Difficulty date
January 28, 2016
Submitted
January 28, 2016
Operation
Air carrier
Aircraft
N212UA
Make and model
Boeing 777222
Aircraft serial
30218
Aircraft time
56,895 hours, 11,914 cycles
Engine
Pwa PW4077
Part
Skin
Condition
Corroded
Location
Rt Wing
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

RIGHT WING LOWER SKIN EXTERIOR SURFACE FOUND CORROSION AT STRINGER L14, BETWEEN WS 732 - 810. CORROSION REMOVED & PROTECTED IAW SRM 51-10-02 & SRM 51-20-01. SKIN ORIGINAL THICKNESS 0.315, BLEND OUT REMAINING 0.305. HFEC INSPECTION, FLUORESCENT PENETRANT INSPECTION CARRIED OUT. NO DEFECT WAS FOUND.