SDR FDEA2018051501204

Service difficulty report · Stiffener · Doug MD11F

Difficulty date: May 10, 2018
Submitted: May 15, 2018
Operation: Air carrier
Aircraft: N615FE
Make and model: Doug MD11F
Aircraft serial: 48767
Aircraft time: 70,833 hours, 16,940 cycles
System (JASC): 5720 · Wing Miscellaneous Structure
Part: Stiffener
Part number: ARB29187
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 WING FIXED LEADING EDGE LOWER PANEL 518GB, OUTBOARD CUTOUT FOUND A STIFFENER CRACKED AT XOS 542 OUTBOARD SIDE OF SLAT DRIVE MECHANISM DOOR. THE STIFFENER WAS REMOVED AND REPLACED IAW SRM 51-31-01-0G, DWG ARB2918, REVISION G AND SRM 51-33-01-0G. THE REPAIR WAS CLASSIFIED AS MAJOR IAW GMM 6-2-100.

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