SDR FDEA201004171216

Service difficulty report · Skin · Boeing 757204

Difficulty date: April 17, 2010
Submitted: April 19, 2010
Operation: Air carrier
Aircraft: N924FD
Make and model: Boeing 757204
Aircraft serial: 26267
Aircraft time: 58,915 hours, 21,446 cycles
System (JASC): 5754 · Leading Edge Devices
Part: Skin
Condition: Corroded
Location: Nr 7 Slat
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

NR 7 SLAT HAS CORROSION IN SKIN SEAM BETWEEN UPPER NOSE SKIN ASSY & LOWER AFT EDGE ASSY. REMOVED CORROSION IAW SRM 51-10-02. BLENDED AREA, L=10.25 ,W=.75, D=.018, ORIG MAT.063 REMAINING .045 OUT OF LIMITS IAW SRM 57-43 -01, FIG 101 DET III. ACCOMPLISHED EA F-5740-139135. WINGS L/E DEVICES- NR-7 SLAT COVE ANGLE SPLICE REPAIR, PN 114N4002-8, SLAT PN 114N4005-184A, SN A2-0613. MAJOR REPAIR.