SDR UIEA200800282

Service difficulty report · Panel · Boeing 7472D7B

Difficulty date: August 14, 2008
Submitted: August 21, 2008
Operation: Air carrier
Aircraft: N522MC
Make and model: Boeing 7472D7B
Aircraft serial: 21783
System (JASC): 5754 · Leading Edge Devices
Part: Panel
Condition: Cracked
Location: Rt Wing
Stage of operation: NR
How discovered: 9
Nature of condition: O
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

RT WING UPPER LEADING EDGE PANEL HAS A 20.0 INCH COMPOSITE CRACK AT ILES 522.56 AND IS 26 INCHES FROM FORWARD END OF PANEL. PERMANENT REPAIR ACCOMPLISHED AS PER 747-200 SRM 51-40-09 FIG 18, SHEETS 2 AND 5, PREPEG LAYUP 250 DEGREES F CURE PER SRM 51-40-12. REFERENCE ATLAS AIR EO 4757A457. (S)

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