SDR IPXA11M70310

Service difficulty report · Doubler · Doug MD11F

Difficulty date: November 10, 2011
Submitted: November 11, 2011
Operation: Air carrier
Aircraft: N257UP
Make and model: Doug MD11F
Aircraft serial: 48451
Aircraft time: 60,841 hours, 11,433 cycles
System (JASC): 5310 · Fuselage Main, Structure
Part: Doubler
Condition: Cracked
Location: Bs 1294
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

INSPECTION TYPE:C, MLG WW - LT SIDE PANEL AT APPROX BS 1294 CUT-OUT DOUBLER FOR AILERON INPUT RODS, FOUND CRACKED AT FWD SIDE. HFEC INSPECTION CARRIED OUT, CRACK IS APPROXIMATELY 1INCHE IN LENGTH. CRACKED DOUBLER REMOVED IAW SRM 51-31-01. NEW DOUBLER DRILLED IAW DWG AE A0526. NEW DOUBLER INSTALLED IAW SRM 51-33-01, REV 47 AND DWG AEA0526.

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