Service difficulty report · Yaw Damper · Airbus A321211

Difficulty date
October 27, 2015
Submitted
October 30, 2015
Operation
Air carrier
Aircraft
N188US
Make and model
Airbus A321211
Aircraft serial
1724
Aircraft time
46,196 hours, 17,201 cycles
Part
Yaw Damper
Part number
SC47004
Part serial
3795
Condition
Defective
Location
Autopilot Sys
Part time
46,196 hours, 17,201 cycles
Stage of operation
NR
How discovered
O
Nature of condition
F
Precautionary procedure
K

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

What was found

NON-COMMANDED RUDDER INPUT WITH AUTOPILOT ON AT FL280. REPLACED NR 2 YAW DAMPER SERVO ACTUATOR. ACCOMPLISHED A SATISFACTORY LEAK & OPERATIONAL CHECK IAW AMM 27-26-51-400-001-A & 22-63-00-710-001-A.

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