SDR UALA2010091603447

Service difficulty report · Skin · Boeing 777222

Difficulty date: September 15, 2010
Submitted: September 17, 2010
Operation: Air carrier
Aircraft: N773UA
Make and model: Boeing 777222
Aircraft serial: 26929
Aircraft time: 61,591 hours, 12,153 cycles
Engine: Pwa PW4077
System (JASC): 5753 · Trailing Edge Flaps
Part: Skin
Condition: Damaged
Location: Lt Wing Te Flap
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

LEFT T/E OTBD FLAP DAMAGED. 2 "L"SHAPED HOLES MEASURE 1IN BY 1 IN AND .5 BY .5IN. OVERALL LENGTH EQUALS 2.5 IN BY 1 IN. DAMAGE IS LOCATED UNDER SIDE OF FLAP, 18 IN UP FROM T/E, AND 30 IN. IN FROM INBD EDGE OF FLAP. FOUND DELAMINATION BETWEEN BOTH HOLES AND AROUND THE PERIMETER OF EACH HOLE .25 IN. AFTER FURTHER INSP, DAMAGE HAS NO DELAMINATION AROUND PERIMETER. ACCOMPLISHED INTERIM REPAIR IAW EVA- 80098 WITH A 2 INCH OVERLAP.