# SDR AALA202209064467

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 3, 2022
- Submitted: September 6, 2022
- Operation: Air carrier
- Aircraft: [N722US](https://openairdocs.org/aircraft/N722US), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1097
- Aircraft time: 61,427 hours, 36,343 cycles
- System (JASC): [2700 · Flight Control System](https://openairdocs.org/jasc/2700)
- Part: Control Servo
- Part number: 31075840
- Part serial: 23724
- Condition: None
- Location: Zone 300 - Stabs
- Part time: 19,571 hours, 10,500 cycles
- Stage of operation: CR
- How discovered: V
- Nature of condition: F
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202209064467

## Discrepancy

AIRCRAFT WAS GROUNDED: UN-COMMANDED PITCH OSCILLATIONS OF UP TO +400 -200 VV1 AT CRUISE ALT FL210 , AUTOPILOT 1 +2. MAINTENANCE REPLACED ELEVATOR SERVO CONTROL 34CE1 AND ACCOMPLISHED A SATISFACTORY LEAK / OPERATIONAL CHECK PER AMM 27-34-51.

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