Service difficulty report · Actuator · Airbus A321231

Difficulty date
February 11, 2024
Submitted
February 13, 2024
Operation
Air carrier
Aircraft
N921US
Make and model
Airbus A321231
Aircraft serial
6523
Aircraft time
26,397 hours, 10,580 cycles
Part
Actuator
Part number
830D000001
Part serial
0830D00LI210061
Condition
Tripped
Location
Slat System
Part time
26,397 hours, 10,580 cycles
Stage of operation
AP
How discovered
V
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

AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED INBOUND INTO SEA DUE TO A FLIGHT CONTROL SLATS FAULT ECAM MESSAGE WITH ASSOCIATED MESSAGE SLAT 1 AND 2 SYSTEM JAM CHECK SLAT MECHANICAL DRIVE WHEN THE FLAPS WERE SELECTED TO 1 ON ARRIVAL. THE AIRCRAFT LANDED SAFELY AT SEA AND TAXIED TO THE GATE. MAINTENANCE FOUND LEFT WING SLAT ACTUATOR 6041CM TORQUE LIMITER TRIPPED AND REPLACED THE ACTUATOR PER AMM 27-84-49. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED.

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