Service difficulty report · Panel · Boeing 747243B

Difficulty date
February 2, 2008
Submitted
February 21, 2008
Operation
Air carrier
Aircraft
N540MC
Make and model
Boeing 747243B
Aircraft serial
22508
Aircraft time
101,345 hours, 17,658 cycles
Part
Panel
Condition
Cracked
Location
Lt Wing
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 FIXED T/E PANELS AT STA WBL 445, 11.0 INCHES FROM TRAILING EDGE AND WBL 515, 6.0 INCHES FROM TRAILING EDGE HAVE A 1.0 INCH CRACK. PERMANENT REPAIR ACCOMPLISHED AS PER B747-200 SRM 51-40-09 FIG 2 SHEETS 3 AND 5, PREPREG LAYUP 250 DEGREES F CURE PER SRM 51-40-12. REF: ATLAS AIR EO 4757A415.