SDR UALA2009082502649

Service difficulty report · Skin · Boeing 747422

Difficulty date: August 25, 2009
Submitted: August 28, 2009
Operation: Air carrier
Aircraft: N120UA
Make and model: Boeing 747422
Aircraft serial: 29166
Aircraft time: 42,523 hours, 5,079 cycles
Engine: Pwa PW4056
System (JASC): 5522 · Elevator, Plate/Skin
Part: Skin
Condition: Punctured
Location: Lt Elevator
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 OUTBOARD ELEVATOR HAS PUNCTURE AND DELAMINATION (13 INCHES LENGTH), APPROX 3 FEET IN FROM OUTBOARD EDGE. GOUGE ON TOP OF LT OUTBOARD ELEVATOR, FROM T/E TO APPROX 33 INCHES FWD OF THE DAMAGED AREA. GOUGE APPROX 1 INCH WIDE X 1-4 INCH DEPTH. MANUFACTURED DOUBLERS, ASSEMBLED HARDWARE, TAPE AND ADHESIVE. INSTALLED INTERIM REPAIR. PERFORMED VISUAL INSPECTION TO ATTACH POINTS OF LT OUTBOARD ELEVATOR. NO DEFECTS NOTED DURING VISUAL INSPECTION.