SDR FDEA202010022396

Service difficulty report · Former · Doug MD11F

Difficulty date: October 2, 2020
Submitted: October 16, 2020
Operation: Air carrier
Aircraft: N592FE
Make and model: Doug MD11F
Aircraft serial: 48550
Aircraft time: 85,422 hours, 19,230 cycles
System (JASC): 5710 · Wing Main, Frame Structure
Part: Former
Part number: ARB29313
Condition: Cracked
Location: Lt 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

LEFT HAND WING, FIXED LEADING EDGE FORMER AT APPROXIMATELY XORS 480-500, BEHIND SLAT NR 4 MID SECTION, FOUND CRACKED. LEFT HAND WING, FIXED LEADING EDGE CRACKED FORMER AT APPROXIMATELY XORS 480-500, BEHIND SLAT NR 4 MID SECTION, REMOVED AND REPLACED WITH FABRICATED FORMER. FORMER FABRICATED, PER DOUGLAS DRAWING: ARB2931 REV H. REPAIR CLASSIFIED AS MAJOR, PER GMM 6-2-100.

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