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RITO Hydraulic Check Valve KHJ24940 EC350C EC350D EC380D Excavator Pilot Check Valve One Way Valve for Volvo

Loss of pilot hydraulic hold leads to sudden front attachment sinking and chaotic joystick feedback. Corroded internal check elements leak oil backwards, creating pressure drops that destroy cycle times and put ground crews at severe operational risk.

  • Item NO.:

    KHJ24940
  • Order(MOQ):

    1
  • Payment:

    T/T, WESTERN UNION, CHINESE BANK,PAYPAL
  • Product Origin:

    JAPAN
  • Lead Time:

    2-3 DAYS
  • Product Details
Eliminate directional oil bleeding with this premium KHJ24940 single-way block valve, engineered strictly for Volvo systems. Distributors and mechanics secure rock-solid pilot holding power, immediate flow shutoff, and a dependable shield to protect heavy EC350C, EC350D, or EC380D setups.

KHJ24940 Check Valve

 
Product Specifications

Part Number  KHJ24940
Part Name Excavator Pilot Hydraulic Check Valve
Compatible Brand Case
Applicable Models CX350C/D, EC350C, EC350D, EC380D
Application Excavator hydraulic system
Material Hardened High Strength Steel Alloy
Product Color Industrial Metallic Silver
Working Temperature -30°C to 120°C
Key Function Unidirectional Pilot Pressure Isolation and Prevention of Fluid Backflow
Condition 100% New, Aftermarket / OEM Quality
Packaging Wooden Case/Reinforced Carton/Neutral Packing / Customized Box

 

Key Features & Advantages


Precision

Zero-Leak Seal Retention

Advanced precision-ground valve seats guarantee flawless oil holding and eliminate hydraulic pressure drop.

Leak-Free

Rapid Response Actuation

Ultra-responsive internal spring mechanisms ensure immediate, smooth oil blocking under high-frequency pilot signals.

Direct Fitment

Premium Hardened Core

Constructed with wear-resistant alloy internals to resist premature pitting and erosion from oil contaminants.

Rigorous Testing

Seamless Field Integration

Engineered strictly to original technical standards for error-free installation on designated heavy machinery.

 

 

Excavator Hydraulic Part

FAQ


Q: What operational symptoms indicate that a Volvo pilot check valve has experienced internal bypass or failure?
A: Severe attachment drift when controls are neutral, delayed joystick response, and a noticeable drop in pilot control pressure are definitive indicators. Internal debris holding the valve poppet open allows hydraulic oil to backflow freely, causing erratic attachment control.
 
Q: What cleaning and installation protocols must be followed when replacing this hydraulic check valve?
A: Mechanics must absolute clean the surrounding block area prior to removal, replace all matching O-rings, and pre-lubricate the valve body with clean hydraulic oil. Tightening must be done using a calibrated torque wrench to the exact factory spec to avoid housing distortion.
 
Q: How can purchasing managers confirm that the KHJ24940 valve is the correct fit for their specific Volvo excavator fleet?
A: Cross-reference your physical main control valve or pilot line diagram with parts manual specification sheets for EC350C, EC350D, or EC380D models. Confirming the thread pitch, port depth, and system serial number before dispatch guarantees total mechanical compatibility.
 
Q: How does this pilot valve prevent sticking or internal binding under high operational heat and oil contamination?
A: RITO utilizes ultra-smooth internal micro-finishing combined with specialized clearance tolerances between the valve spool and cage. This prevents localized heat seizing and enables the internal components to continuously shed micro-fine varnish deposits up to extreme temperatures.
 

Q: What quality options are available?

A: We provide original, OEM, and high-quality aftermarket versions with stable supply capability.

Q:Why Choose RITO?

A:Listed Factory

Stable&Reliable Quality

OEM Factory for Chinese Top Excavator Brands

Supplier to Fortune 500 Companie
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If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

Leave A Message

Leave A Message
If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

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