SDR UPS07M49090

Service difficulty report · Spar · Doug MD11F

Difficulty date: September 29, 2006
Submitted: February 2, 2007
Operation: Air carrier
Aircraft: N286UP
Make and model: Doug MD11F
Aircraft serial: 48453
Aircraft time: 63,404 hours, 9,612 cycles
System (JASC): 5711 · Wing Spar
Part: Spar
Condition: Corroded
Location: Lt Wing
Stage of operation: IN
How discovered: 9
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 LEFT WING - UPPER SKIN AT AFT SPAR, SKIN BULGING (CORROSION) IN 3 DIFFERENT AREAS. REAR SPAR XORS 683, 738, 735, 825 CORR REMOVED FOUND WITHIN LIMIT PER SRM 57-20-00 FIG 16 R38VI. XORS 799 CORR REMOVED EXCEED LIMIT PER SRM 57-20-00 FIG 6VIR38, MATL REMOVED TO KNIFE EDGE COND TRIMMED OUT PER EN1396-06. HFEC C/O IAW DACNDTSPMR12PT06-10-01.001 NO CRACK EVIDENT. FAB REPAIR DOUBLER & FILLER PER EN1396-06. REPAIR PARTS INSTALLED PER EN1396-06.

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