| Parameter | Specification |
|---|---|
| COGENG Part Number | 9314145 |
| OEM Equivalent | Hitachi 9314145 |
| Product Type | Hydraulic Solenoid Valve |
| Voltage | 24V DC (Hitachi standard) |
| Mounting Type | Direct fit, cartridge or bolt-on |
| Brand | Part Number |
|---|---|
| COGENG | 9314145 |
| Hitachi | 9314145 |
| Interchange | 9314146, 9314147, 9208900, 9208901, 9212123 |
| NO | Number | Name | Qty |
| 1 | FYB60000954 | VALVE | 1 |
| 2 | 9314145 | Solenoid Valve | 2 |
| 3 | 4163873 | O-RING | 1 |
| 4 | R99052 | O-RING | 1 |
| 5 | 4185600 | O-RING | 1 |
| 6 | 4484114 | O-RING | 1 |
| 7 | 19M7600 | SCREW | 2 |
| 8 | 4602182 | BALL | 1 |
| 9 | CH11560 | PACKING | 2 |
| 10 | 9134109 | Drain Plug | 1 |
| 11 | 4506408 | O-RING | 1 |
| 12 | 9761179 | PLUG | 3 |
| 13 | CH11436 | O-RING | 1 |
| 14 | 4666096 | PISTON | 3 |
| 15 | 4654403 | PISTON | 1 |
| 16 | 4654404 | PISTON | 1 |
| 17 | J400613 | DOWEL PIN | 2 |
Q: What are symptoms of a failing 9314145 pump solenoid on a Hitachi ZX200-5G?
A: Common signs include weak hydraulic power on all functions, slow cycle times, engine stalling or bogging down under load, and active fault codes related to pump proportional valve. This 24V solenoid controls the pump's swash plate angle to regulate flow and pressure.
Q: Will the 9314145 fit my Hitachi ZX240-5G excavator?
A: Yes, the 9314145 24V pump solenoid is a direct fit for Hitachi ZX200, ZX200-5G, and ZX240-5G excavators. It is typically mounted directly on the main hydraulic pump regulator. Verify the part number stamped on your original valve to confirm exact fitment.
Q: How to test the Hitachi 9314145 pump solenoid valve?
A: Measure coil resistance (typically 10-15 ohms). Check for clean PWM signal from the controller using a multimeter or oscilloscope. Inspect the valve spool for contamination or mechanical binding. A common failure is internal shorting or spool sticking due to dirty hydraulic oil.
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