# SDR UALA2011080804153

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 7, 2011
- Submitted: September 6, 2011
- Operation: Air carrier
- Aircraft: [N838UA](https://openairdocs.org/aircraft/N838UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 1477
- Aircraft time: 36,008 hours, 14,662 cycles
- Engine: Iae V2522A5
- System (JASC): [3251 · Steering Unit](https://openairdocs.org/jasc/3251)
- Part: Servo Control
- Part number: C247360003
- Part serial: 1436
- Condition: Malfunctioned
- Location: Nlg Steering
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2011080804153

## Discrepancy

TAXI IN NOSE WHEEL STEERING FAILED AND NO STEERING WAS AVAILABLE.  CLEARED AT ENG SHUTDOWN.  NOSE WHEEL STEERING SERVO CNTRL (6GC) WAS REPLACED PER MM.

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