# SDR F3LA202505090230

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 9, 2025
- Submitted: May 14, 2025
- Operation: Air carrier
- Aircraft: [N708FR](https://openairdocs.org/aircraft/N708FR), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 07042
- Aircraft time: 28,912 hours, 12,615 cycles
- System (JASC): [2721 · Rudder Tab Control System](https://openairdocs.org/jasc/2721)
- Part: Actuator
- Part number: 61375
- Part serial: 613708654
- Condition: Defective
- Location: Zone 300
- Stage of operation: CR
- How discovered: O
- Nature of condition: F
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/F3LA202505090230

## Discrepancy

ENTERED ON LP506396 ITEM 1-REF LP506394 ITEM 1 UNCOMMANDED RUDDER MOVEMENT IN FLIGHT FL350 M 0.77 SMOOTH AIR RUDDER TRIM WENT TO LEFT 2.3 DEGREES AND THEN MOVED TO THE LEFT 1.8 DEGREES.   MAINTENANCE ACTION AS ENTERED ON LP506396, ITEM 1 REMOVED AND REPLACED RUDDER TRIM ACTUATOR IAW AMM 27-22-51-000-001-A/400-01-A. DURING OPS CHECK THE RUDDER DON'T STAY IN CERTAIN POSITION ON ECAM FLIGHT CONTROL PAGES. SO REQUIRE RIGGING, TECH SVC WORK SCOPE REMAINS OPEN. TORQUE WRENCH USED S/N 0816801707 CDD FEB 20,2026.

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