Service difficulty report · Actuator · Airbus A320212

Difficulty date
August 3, 2016
Submitted
August 5, 2016
Operation
Air carrier
Aircraft
N338NW
Make and model
Airbus A320212
Aircraft serial
360
Aircraft time
73,414 hours, 32,240 cycles
Part
Actuator
Condition
Failed
Location
Pitch Trim
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

CREW REPORTED FLT/CTL ELAC 2 PITCH FAULT FOLLOWED BY AN UN-COMMANDED PITCH TRIM IN CRUISE 30 MINUTES AFTER TAKE-OFF. +/- 0.4 DEGREES OF STAB TRIM MOVEMENT. AUTO-PILOT AUTO-DISENGAGED. FLIGHT CONTROL ALTERNATE LAW ON APPROACH WITH F/CTL ELAC1 PITCH FAULT. BASED ON FAILURE OF THE THS ACTR OVRD SW1 9CE, TESTED SYSTEM PER TSM-27-40-00-810-802, REPLACED THE PITCH TRIM ACTUATOR AND ELAC-1 & ELAC-2. TESTED GOOD.

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