SDR UIEA2010070800112

Service difficulty report · Skin · Boeing 7474H6

Difficulty date: July 8, 2010
Submitted: July 16, 2010
Operation: Air carrier
Aircraft: N718BA
Make and model: Boeing 7474H6
Aircraft serial: 27042
Aircraft time: 59,483 hours, 7,854 cycles
Engine: Pwa PW4056
System (JASC): 5730 · Wing, Plate/Skin
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

DURING THE D-03 CHECK, CORROSION FOUND ON RT WING T/E, LOWER SKIN 112U4502-2 WHICH MATING WITH FIXED PANEL 112U4710-38 AT WBL 1144. LEVEL 1 CORROSION. (CORROSION WAS COMPLETELY REMOVED AND THE BLENDED SKIN AREA AND FASTENER HOLES ARE DET/HFEC INSPECTED TO CONFIRM CRACK/DAMAGE FREE CONDITION. BLENDED SKIN AREA WAS FLAP PEENED AND REFINISHED IAW DRAWING REQUIREMENT. DOUBLER REPAIR PERFORMED IAW THE EGAT EI NR: B2009A57M-046)

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