# SDR NSVA20070021

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2007
- Submitted: March 1, 2007
- Operation: Air carrier
- Aircraft: [N155CJ](https://openairdocs.org/aircraft/N155CJ), registered now
- Make and model: Beech 1900D
- Registry model: [Beech 1900D](https://openairdocs.org/model/beech-1900d) (OpenAirDocs)
- Aircraft serial: UE55
- Aircraft time: 22,936 hours, 33,651 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Shuttle Valve
- Condition: Faulted
- Location: Hyd System
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/NSVA20070021

## Discrepancy

FOUND LANDING GEAR WOULD NOT COME UP DURING TAKEOFF.  TROUBLESHOT GEAR IAW BE AMM 32-30-00-101 CHART 101, FOUND HYDRAULIC FLUID LOW AND RISUAL VERY CLOUDY DRAINED HYDRAULIC FLUID AND INSPECTED FILTER FOUND NO DEFECTS WITH FILTER.  RESERVICED POWER PACK IAW BE AMM 32-30-00.  CLEANED FILTER IAW W/C 32-30-02 AND CONDUCTED GEAR SWING IAW 32-30-01.  OPS CHECK SAT.  PERFORMED W/C 32-30-02 LANDING GEAR POWER PACK FILTER AND SCREENS.  PERFORMED W/C 32-30-01 LANDING GEAR RETRACTION, OPS CHECK.  LANDING GEAR OPS CHECKS, FOUND LG HYDRAULIC PACK TO HAVE A FAULTY SHUTTLE VALVE.  REPLACED LANDING GEAR HYDRAULIC POWER PACK IAW BE AMM 32-30-02.  PERFORMED LANDING GEAR RETRACTION OPERATIONAL CHECK IAW W/C 32-30-01 AND FOUND TO

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