# SDR DXTA2009041703603

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 16, 2009
- Submitted: April 17, 2009
- Operation: Air carrier
- Aircraft: [N932QS](https://openairdocs.org/aircraft/N932QS), registered now
- Make and model: Cessna 750
- Registry model: [Cessna 750](https://openairdocs.org/model/cessna-750) (OpenAirDocs)
- Aircraft serial: 7500032
- Aircraft time: 9,973 hours, 6,267 cycles
- System (JASC): [3251 · Steering Unit](https://openairdocs.org/jasc/3251)
- Part: Steering Unit
- Part number: 714878
- Part serial: 0190CSW
- Condition: Faulty
- Location: Nlg
- Part time: 706 cycles
- Stage of operation: TO
- How discovered: O
- Nature of condition: E
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2009041703603

## Discrepancy

NOSE WHEEL SHIMMY AT 30 KTS WAS EXCESSIVE.  ABORTED T/O NO FASTER THAN 60 KTS.  TRIED TO HAVE BACK PRESSURE ON YOKE TO EASE NOSE WHEEL SHIMMY, HAD NO EFFECT.   REMOVED  FAULTY NOSE STEERING UNIT INSTALLED A MODIFIED UNIT BLED HYDARULIC SYSTEM REGG NOSE STEEPING CABLES AND CONTROL COMPIED WITH FUNCTIONAL CHECK SYSTEM CHECKS GOOD LEAK CHECK GOOD WORK PERFORMED IAW MM 32-50-00.

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