Service difficulty report · Support · Boeing 7472D7B

Difficulty date
August 31, 2005
Submitted
September 6, 2005
Operation
Air carrier
Aircraft
N524MC
Make and model
Boeing 7472D7B
Aircraft serial
21784
Engine
Ge CF650E2
Part
Support
Part number
65B9414197
Condition
Cracked
Location
Nr 2 Pylon
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

D-CHECK, NR 2 PYLON, RT LWR AFT SKIRT FAIRING LOWER STIFFENER CRACKED. STOPPED DRILLED THE CRACK. NDT AND HFEC INSPECTED ALL AFFECTED FASTENER HOLES AND REPAIR AREA TO ENSURE CRACKS AND DAMAGE FREE CONDITION. FABRICATED AND INSTALLED 0.050 INCH THICK REPAIR CHANNEL. EO ISSUED TO ACCOMPLISHED A DETAIL VISUAL INSPECTION OF THE REPAIR AREA EVERY C-CHECK OR 18 MONTHS WHICHEVER IS EARLIER FOR DEGRADATION OF THE REPAIR INCLUDING CRACKS OR LOOSE FASTENERS. (K)

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