Service difficulty report · Panel · 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
Part
Panel
Condition
Delaminated
Location
Zone 600
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

RT WING UPPER SURFACE FIXED L/E PANEL AT ILES 332.0 AND 8.0 INCHES FROM AFT END OF PANEL HAS AN AREA OF 2.0 INCH DIAMETER OF DELAMINATION. PERMANENT REPAIR ACCOMPLISHED AS PER B747 SRM 51-40-09 FIG 18, SHEETS 3 AND 5, PREPREG 250 DEGREES F CURE PER SRM 51-40-12. ALSO, REFERENCE ATLAS EO NR 4757A475.

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