Reliable hydraulic control starts with precision-engineered parts. If your Komatsu excavator is experiencing sluggish hydraulic response or pressure fluctuations, the 22F-60-31600 (also known as 22F6031600) main pump solenoid valve assembly is the critical component for restoring system efficiency. Designed for Komatsu PC130 series, this unit ensures peak performance during demanding construction tasks.
| Item Details | Specifications |
|---|---|
| Part Number | 22F-60-31600 / 22F6031600 |
| Model Compatibility | Komatsu PC130-7, PC130-8, PC130LC-8 Excavators |
| Product Name | Main Pump Solenoid Valve Assembly |
| Condition | Brand New, OEM Standard Replacement |
| Payment Terms | T/T, Western Union, MoneyGram |
| Delivery Methods | Express (DHL, Fedex, EMS, UPS), Air, or Sea Freight |
| MOQ | 1 Piece |
| Stock Status | In Stock / Fast Dispatch within 24-48 Hours |
| Application | Hydraulic system maintenance, engine rebuild, and equipment overhaul |
| Core Features | Our Premium OEM Replacement | Common Market Alternatives |
|---|---|---|
| Coil Insulation | High-temperature Grade H protection | Standard grade (prone to burn out) |
| Response Speed | <50ms Millisecond precision control | Variable or delayed response |
| Housing Material | Heavy-duty alloy with anti-corrosion coating | Thin metal or recycled alloys |
| Seal Integrity | OEM-standard fluorine rubber seals | Standard nitrile (low chemical resistance) |
| Lifespan | Tested for 2,000,000+ cycles | Untested or short-term durability |
| Fitment Guarantee | 100% Direct bolt-on for PC130-7 | May require modification or connectors |
Is your excavator showing Error Codes related to pump control? The 22F-60-31600 solenoid valve is often the culprit for the following issues:
Low Hydraulic Pressure: When the solenoid fails to modulate, the main pump cannot reach full load.
Engine Stalling under Load: Faulty valves may fail to signal the pump to stroke down, overwhelming the engine.
Jerky Movements: Erratic electrical signals or mechanical sticking in the valve spool causes uneven oil flow.
Solution: Replacing the old unit with our 22F6031600 ensures the ECU can accurately manage pump displacement, protecting your hydraulic motors and cylinders from damage.
Maintenance delays can lead to costly downtime. Our team helps operators and fleet managers:
✔ Identify potential risks during routine hydraulic system maintenance.
✔ Recommend suitable replacement parts based on your specific serial number.
✔ Support both inspection advice and high-quality parts supply to prevent secondary failures.
Send Your Part Number today for a free compatibility check and expert maintenance guidance.
Q: How do I know if the 22F-60-31600 is causing my pump pressure problems?
A: Check the resistance of the solenoid coil. If it's open-circuit or short-circuited, the valve is dead. If the electrical is fine but the pump isn't stroking, the internal spool may be jammed with debris. Replacement is usually more cost-effective than cleaning.
Q: Does this valve fit the PC130-8 model?
A: Yes, the 22F6031600 is compatible with several revisions of the Komatsu PC130 series. We recommend verifying with your machine serial number before purchase.
Q: Why Choose This Main Pump Solenoid Valve?
A: It features an OEM-standard tri-metal structure and is trusted by repair shops & equipment fleets worldwide for its reliability in extreme conditions.
We are a leading provider of high-performance components for heavy machinery. Our expertise spans across major brands including Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai. We specialize in complete engine assemblies and precision internal parts.
Our core inventory includes: Cylinder liners, pistons, piston rings, crankshaft bearings, connecting rod bearings, thrust washers, full overhaul gasket kits, diesel fuel injection pumps, fuel injectors, crankshafts, turbochargers, water pumps, oil pumps, cylinder blocks, cylinder heads, and connecting rods.
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