Service difficulty report · Blade · Boeing 74747UF

Difficulty date
June 19, 2012
Submitted
June 19, 2012
Operation
Air carrier
Aircraft
N412MC
Make and model
Boeing 74747UF
Aircraft serial
30559
Aircraft time
54,360 hours, 8,160 cycles
Engine
Ge CF680
Part
Blade
Part number
1338M51P05
Part serial
CGE13785
Condition
Damaged
Location
Nr 4 Engine
Part time
6,493 hours, 1,043 cycles
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

DURING BIRD STRIKE INSP IAW AMM 05-51-14, ENGINE 4, FAN BLADE 7 WAS FOUND TO HAVE DAMAGE. (FAN BLADE 7 WAS INSPECTED IAW AMM 72-31-02 AND THE DAMAGE WAS FOUND TO BE OUT OF ALLOWABLE LIMITS.; BLADE 7; REPLACED IAW AMM 72-31-00. VIBRATION SURVVEY ACCOMPLISHED IAW 71-00-00. )

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