Service difficulty report · Fan · Boeing 74747UF

Difficulty date
April 4, 2007
Submitted
May 15, 2007
Operation
Air carrier
Aircraft
N409MC
Make and model
Boeing 74747UF
Aircraft serial
30558
Aircraft time
36,052 hours, 5,540 cycles
Engine
Ge CF680C2*
Part
Fan
Part number
4100149A
Condition
Failed
Location
E/E Bay
Stage of operation
NR
How discovered
O
Nature of condition
B
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

UPON ENTERING THE FLIGHT DECK A STRONG ELECTRICAL OR FIRE ODOR WAS EVIDENT. STATUS MESSAGE "EE CLNG SUP FAN" DISPLAYED. FOUND THE EQUIPMENT COOLING SUPPLY FAN FAILED. DEACTIVATED THE FAN IAW DDPG 21-58-6 AND PLACED THE FAN ON DMI M07-050.

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