SDR UIEA200900005

Service difficulty report · Panel · Boeing 747243B

Difficulty date: January 7, 2009
Submitted: January 7, 2009
Operation: Air carrier
Aircraft: N517MC
Make and model: Boeing 747243B
Aircraft serial: 23300
Aircraft time: 85,394 hours, 14,429 cycles
System (JASC): 5730 · Wing, Plate/Skin
Part: Panel
Condition: Delaminated
Location: Zone 500
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, UPPER SURFACE FIXED L/E PANEL AT OLES 1210.5 AND 5.0 INCHES FROM FORWARD EDGE OF PANEL, SKIN HAS AN AREA OF 2.0 BY 3.0 INCHES OF DELAMINATION. PERMANENT REPAIR ACCOMPLISHED AS PER B747-200 SRM 51-40-09 FIG 18, SHEETS 4 AND 5, PREPREG 250 DEGREES F CURE PER SRM 51-40-12. ALSO, REFERENCE ATLAS AIR EO 4757A472.