Service difficulty report · Control Servo · Airbus A321211

Difficulty date
April 2, 2025
Submitted
April 8, 2025
Operation
Air carrier
Aircraft
N173US
Make and model
Airbus A321211
Aircraft serial
1481
Aircraft time
77,513 hours, 29,947 cycles
Part
Control Servo
Part number
31073110
Part serial
5779
Condition
Malfunctioned
Location
Zone 600
Part time
75,717 hours, 29,477 cycles
Stage of operation
CR
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

AIRCRAFT IN BASE MAINTENANCE: DURING POST MANTENANCE BASE VISIT FUNCTIONAL CHECK FLIGHT, THE FIGHT CREW REPORTED THAT WHEN SPEED BRAKE IS DEPLOYED AIRCRAFT ROLLS LEFT 2 TO 3 DEGREES. MAINTENANCE REPLACED RIGHT HAND AILERON SERVO CONTROLS 33CE2 (AALA202504086274) AND 33CE4 (AALA202504080906) PER AMM 27-14-51. ALSO REPLACED THE #1 ELEVATOR AND AILERON COMPUTER PER AMM 27-93-34. (AALA202504087746) A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED.

More about the Airbus A321-211