# SDR FDEA201105261995

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 26, 2011
- Submitted: June 28, 2011
- Operation: Air carrier
- Aircraft: [N669FE](https://openairdocs.org/aircraft/N669FE), registered now
- Make and model: Airbus A300 F4-605R
- Registry model: [Airbus A300 F4-605R](https://openairdocs.org/model/airbus-industrie-a300-f4-605r) (OpenAirDocs)
- Aircraft serial: 774
- Aircraft time: 22,055 hours, 11,898 cycles
- System (JASC): [2720 · Rudder Control System](https://openairdocs.org/jasc/2720)
- Part: Actuator
- Part number: 31042150
- Part serial: FX0061
- Condition: Malfunctioned
- Location: Rudder
- Stage of operation: CR
- How discovered: V
- Nature of condition: E
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA201105261995

## Discrepancy

AIRFRAME SHAKES AT HIGHER SPEEDS UNLESS PRESSURE APPLIED TO RUDDER, APPLYING A CONSTANT LOAD TO IT.  IN 5 PREVIOUS OBSERVATIONS OF IDENTICAL SYMPTOMS,  THE ISSUE IN EACH CASE TURNED OUT TO BE WORN RUDDER  ACTUATORS.  INSTALLED LOWER RUDDER ACTUATOR. TORQUED AND HOOK UPS FOR ALL 3 ACTUATORS , ALL STEPS EXCEPTS 2 E 14 AND 15 (SECONDARY SAFETY BOLTS THROUGH THE CENTER OF HOLLOW ACTUATOR BOLTS). STILL REQUIRES OPS CHECK AND RIG BEGINNING AT STEP H. AMM 27-24-11-04-02.  CLOSED RUDDER ACTUATOR CLOSEOUT PANEL AND RRUDDER HINGE PANEL IAW S.M.P., OK FOR SERVICE.

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