# SDR 98UAL900230

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 1, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N430UA](https://openairdocs.org/aircraft/N430UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 568
- Engine: Iae V2527A5
- System (JASC): [2720 · Rudder Control System](https://openairdocs.org/jasc/2720)
- Part: Controls
- Condition: Stiff
- Location: Rudder
- Stage of operation: CR
- Nature of condition: E, F
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/98UAL900230

## Discrepancy

VIBRATION IN FLIGHT MOST PRONOUNCED AT 260KTS.  COULD FEEL IN THE RUDDER PEDALS AND AFT CABIN.  FA STATES THEY COULD HEAR A THUMPING SOUND AFT AND TO THE RIGHT.  CREW SAID RUDDER MOVEMENT WAS STIFF ON THE GROUND AND IN FLIGHT.  DIVERTED TO LAX.

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