SDR UPS07M50232

Service difficulty report · Skin · Doug MD11F

Difficulty date: May 30, 2007
Submitted: July 25, 2007
Operation: Air carrier
Aircraft: N260UP
Make and model: Doug MD11F
Aircraft serial: 48418
Aircraft time: 54,799 hours, 9,865 cycles
System (JASC): 5754 · Leading Edge Devices
Part: Skin
Condition: Cracked
Location: L/E 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

INSPECTION TYPE:C LEFT DROOP L/E UPPER O/B SKIN FOUND CRACK AS MARKED. REPAIR DOUBLER FAB PER SRM 57-10-00 FIG 26 V1 R38. HFEC INSP CARRIED OUT PER DAC NDTSPM R.13 06-10-01.001 FOUND CRACK APPROX 1.5 INCH. DOUBLER HEAT TREATED PER DPS5.00-2 & HARDNESS VALUES 41.8 PER DPS1.05-5. HOLES & NEW DOUBLER PICKED UP PER SRM 51-21-01 V2 R38. THE DROOP L/E INSTALLED PER AMM27-80-10R.55. OPERATIONAL TEST CARRIED OUT REFER TO TC 1175.

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