# SDR 033604201

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 26, 2003
- Submitted: December 29, 2003
- Operation: Air carrier
- Aircraft: [N420FJ](https://openairdocs.org/aircraft/N420FJ), registered now
- Make and model: Dorner DO328300
- Aircraft serial: 3178
- Aircraft time: 6,447 hours, 6,597 cycles
- System (JASC): [3250 · Landing Gear Steering System](https://openairdocs.org/jasc/3250)
- Part: Control Unit
- Part number: 2318000002
- Part serial: IL0303
- Condition: Faulty
- Location: Nlg Steering
- Stage of operation: TX
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/033604201

## Discrepancy

DURING TAXI THE CREW REPORTED AN UNCOMMANDED RIGHT STEERING INPUT ON THE NOSE WHEEL STEERING.  THE NOSE WHEEL STEERING ELECTRONIC CONTROL UNIT WAS FOUND FAULTY AND WAS REPLACED.  A SATISFACTORY OPERATIONAL CHECK WAS PERFORMED AND AIRCRAFT WAS RELEASED FOR CONTINUED SERVICE.

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