Service difficulty report · Motor · Boeing 7377H4

Difficulty date
January 28, 2013
Submitted
February 26, 2013
Operation
Air carrier
Aircraft
N797MX
Make and model
Boeing 7377H4
Aircraft serial
27890
Aircraft time
43,213 hours, 25,217 cycles
Part
Motor
Part number
4221T1003
Part serial
1331
Condition
Faulty
Location
Te Flap
Stage of operation
IN
How discovered
C
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

ALTERNATE FLAP DRIVE MOTOR INOP, SWITCH WILL NOT DRIVE FLAPS TO THE DOWN POSITION. REMOVED AND REPLACED THE ALTERNATE FLAP ELECTRIC DRIVE MOTOR IAW MM.

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