Service difficulty report · Actuator · Airbus A321211

Difficulty date
December 26, 2012
Submitted
December 28, 2012
Operation
Air carrier
Aircraft
N169UW
Make and model
Airbus A321211
Aircraft serial
1455
Aircraft time
41,120 hours, 14,906 cycles
Part
Actuator
Part number
830C000001
Part serial
22112
Condition
Defective
Location
Le Slat
Part time
41,120 hours, 14,906 cycles
Stage of operation
AP
How discovered
O
Nature of condition
F
Precautionary procedure
O

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

What was found

CREW DECLARED AN EMERGENCY ON APPROACH DUE TO SLATS 1 AND 2 MALFUNCTION - BOTH FAILED TO EXTEND. MAINTENANCE COULD NOT DUPLICATE FAULT. INSPECTED LEFT/RIGHT WING SLAT ROTARY ACTUATORS. REPLACED RIGHT WING NR 4 SLAT INBOARD ROTARY ACTUATOR (6087CM) DUE TO TRIPPED TORQUE LIMITER IAW AIRBUS MAINTENANCE MANUAL 27-84-49-000-002-A.

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