31n8 10051 K3V140DT hydraulic pump parts for Hyundai EC290 EC290B 01 79c50bc0 3ec2 4752 aed1 36365fababf6.jpg

hydraulic pump 31n8-10051 K3V140DT for Hyundai EC290 EC290B

A high quality hydraulic pump for EC360 and EC380D, part number 31N9-10010. The pump converts engine power into the hydraulic flow and pressure that moves the boom, arm, bucket, swing and travel.

Category: Hydraulic Pump Assembly

Description
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31N9-10010 high quality hydraulic pump is a replacement high quality hydraulic pump, including EC360, EC380D. The main hydraulic pump converts engine power into pressurized oil flow. Supplied by LIONKITS as new.

31N9-10010 high quality hydraulic pump Specifications

Product Type: high quality hydraulic pump
Part Number: 31N9-10010, K3V180DT
Pump Model: K3V180DT
Condition: New
Country of Origin: China

Models Compatible with the 31N9-10010 high quality hydraulic pump

EC360 EC380D

Your model is not listed? Contact LIONKITS via live chat or email with your machine model and nameplate photo, and we will confirm compatibility.

What Does a Hydraulic Pump Do?

The main hydraulic pump converts engine power into pressurized oil flow. That oil moves the boom, arm, bucket, swing and travel functions, so every machine movement depends on it. Because it takes the most punishment, it is usually the first major hydraulic component to wear out.

Signs the Part Needs Replacing

Slow or weak movement on all functions: when everything is slow at once, not just one circuit, the pump is the most likely source.
Whining, knocking or grinding noise: internal wear or cavitation, especially on start-up or when the oil is cold.
Hydraulic oil running hot: internal bypass leakage turns pressure into heat.
Metal particles in the filter or case drain: a failing pump sheds metal and pushes out more case drain flow.
Erratic or spongy movement, foamy oil: air entering the suction line, or aeration, upsets pump flow.

These symptoms overlap with clogged filters, low oil, air in the suction line and worn valves, so check the filters and oil level before replacing the part.

How to Order and Install the 31N9-10010 high quality hydraulic pump

Confirm your machine model, the part number and the pump model on your existing pump before ordering.
Send a photo of the old pump or the nameplate if you are not sure; LIONKITS will confirm fitment for you.
Change the hydraulic oil and the return filters before fitting the new pump; a new pump installed in contaminated oil will fail early.
If the old pump failed internally and shed metal, flush the tank, hoses and oil cooler and inspect the control valve and motors for contamination.
Fill the pump case with clean hydraulic oil and prime the pump as the service manual specifies before the first start.
Check the suction line, strainer and fittings for air leaks, and tighten bolts to the specified torque.
Run the machine at low speed first, then check pressure, noise and leaks.

Shipping, Payment and Support

Packing: WOODEN NEUTRAL PACKAGE

Frequently Asked Questions

What is the 31N9-10010 high quality hydraulic pump?

The 31N9-10010 high quality hydraulic pump is a replacement high quality hydraulic pump, supplied as new under part numbers 31N9-10010, K3V180DT.

Which models does the 31N9-10010 high quality hydraulic pump fit?

It is listed for EC360, EC380D. If you are unsure, send your machine nameplate to LIONKITS for confirmation.

How do I know my hydraulic pump is failing?

Typical signs are slow or weak movement on all functions, whining or knocking noise, hot hydraulic oil, metal particles in the filter or case drain and erratic or spongy movement.