Service difficulty report · Actuator · Airbus A321211

Difficulty date
November 18, 2011
Submitted
November 21, 2011
Operation
Air carrier
Aircraft
N169UW
Make and model
Airbus A321211
Aircraft serial
1455
Aircraft time
37,581 hours, 13,506 cycles
Part
Actuator
Part number
422082400
Part serial
1349
Condition
Malfunctioned
Location
Horiz Stab
Part time
27,331 hours, 11,317 cycles
Stage of operation
CR
How discovered
O
Nature of condition
J, G
Precautionary procedure
B

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

What was found

AT 350 ELAC 2 FAILURE INFLIGHT - LOST AUTO PILOT 1 & 2, MANUAL TRIM WENT ALTERNATE, AFTER ABOUT 2 MINUTES, GOT TRIM TO MOVE MANUAL. DURING DESCENT, A FEW TIMES STAB WOULD NOT PITCH DOWN, LATER AUTO THRUST WOULD NOT HOLD SPEED, WENT TO MANUAL THRUST. REMOVED AND REPLACED PITCH TRIM ACTUATOR TO THE THS ACTUATOR (9CE) PER AMM 27-44-57. ALSO REMOVED AND REPLACED ELAC 1 IAW AMM 27-93-34. PERFORMED SATISFACTORY OPERATIONAL TESTS. SATISFACTORY CAT CERTIFICATION TEST PERFORMED.

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