SDR UIEA200900013

Service difficulty report · Skin · Boeing 7472D7B

Difficulty date: January 23, 2009
Submitted: January 24, 2009
Operation: Air carrier
Aircraft: N526MC
Make and model: Boeing 7472D7B
Aircraft serial: 22337
Aircraft time: 98,475 hours, 20,230 cycles
System (JASC): 5753 · Trailing Edge Flaps
Part: Skin
Part number: 65B019709
Part serial: 000187
Condition: Damaged
Location: Lt Wing Te Flap
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

LT WING OUTBOARD FLAP, AFT FLAP INBOARD AFT CORNER FROM WBL 502.0 TO 515.0 HAS A GROUND DAMAGED AREA OF 5.5 BY 13.0 INCHES ON COMPOSITE SKIN. PERMANENT REPAIR ACCOMPLISHED AS PER B747-200 SRM 51-40-09, FIG 5, SHEET 7 AND 8, 250 DEGREES F CURE PER SRM 51-40-12. ALSO, REFERENCE ATLAS AIR EO NR 4757A476.

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