# SDR DXTA2010062304130

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 23, 2010
- Submitted: June 23, 2010
- Operation: Air carrier
- Aircraft: [N383QS](https://openairdocs.org/aircraft/N383QS), registered now
- Make and model: Cessna 560CESSNA
- Aircraft serial: 5600483
- Aircraft time: 9,528 hours, 7,735 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Relief Valve
- Part number: 4614
- Part serial: 1745A
- Condition: Failed
- Location: Hyd System
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2010062304130

## Discrepancy

DURING TAKEOFF, LT MLG APPEARED TO BE HUNG AS LANDING GEAR LIGHT INDICATED A GREEN LT MAIN AND A RED UNSAFE LIGHT.  R & R THE HYD PRESSURE RELIEF VALVE WITH AN O/H VALVE. R & R RT MAIN ACTUATOR WITH AN INSPECTED UNIT. OPS AND LEAK CHECK OF BOTH ITEMS GOOD. WORK DONE IAW MM 29-11-06 AND 32-31-04. ACTUATOR PN: 1523100-8; SN: 618.

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