# SDR DALA2016080505783

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 3, 2016
- Submitted: August 5, 2016
- Operation: Air carrier
- Aircraft: [N338NW](https://openairdocs.org/aircraft/N338NW), registered now
- Make and model: Airbus A320-212
- Registry model: [Airbus A320-212](https://openairdocs.org/model/airbus-industrie-a320-212) (OpenAirDocs)
- Aircraft serial: 360
- Aircraft time: 73,414 hours, 32,240 cycles
- System (JASC): [2700 · Flight Control System](https://openairdocs.org/jasc/2700)
- Part: Actuator
- Condition: Failed
- Location: Pitch Trim
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2016080505783

## Discrepancy

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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