# SDR VNAA202304061111

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 5, 2023
- Submitted: April 6, 2023
- Operation: Air carrier
- Aircraft: [N605NN](https://openairdocs.org/aircraft/N605NN), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15467
- Aircraft time: 8,046 hours, 6,957 cycles
- System (JASC): [3251 · Steering Unit](https://openairdocs.org/jasc/3251)
- Part: Valve
- Part number: 533409
- Part serial: NGL207518
- Condition: Unserviceable
- Location: 700
- Part time: 8,036 hours, 6,949 cycles
- Stage of operation: TO
- How discovered: V
- Nature of condition: J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/VNAA202304061111

## Discrepancy

STEERING INOP CAUTION MESSAGE AFTER TAKEOFF / REMOVED AND REPLACED HYD 3 PRESSURE SWITCHES MT128/MT129 AND LANDING GEAR SELECTOR VALVE.  BLED HYD SYSTEM 3 AND PERFORMED SEVERAL OPS TESTS OF LANDING GEAR EXTENSION/RETRACTION SYSTEM AS WELL AS OPS TEST OF NWS.  ALL LEAK CHECKS AND OPS CHECKS GOOD AT THIS TIME.

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