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Guangzhou Kawo Construction Machinery Co.,Ltd.

  • China,Guangzhou ,Guangdong
  • Verified Supplier
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China Main Control Valve Multi-way Distributor of Hyundai R210-7 R215-7 R290-7 R300-7
China Main Control Valve Multi-way Distributor of Hyundai R210-7 R215-7 R290-7 R300-7

  1. China Main Control Valve Multi-way Distributor of Hyundai R210-7 R215-7 R290-7 R300-7
  2. China Main Control Valve Multi-way Distributor of Hyundai R210-7 R215-7 R290-7 R300-7
  3. China Main Control Valve Multi-way Distributor of Hyundai R210-7 R215-7 R290-7 R300-7
  4. China Main Control Valve Multi-way Distributor of Hyundai R210-7 R215-7 R290-7 R300-7

Main Control Valve Multi-way Distributor of Hyundai R210-7 R215-7 R290-7 R300-7

  1. MOQ: 1 set
  2. Price: Negotiable
  3. Get Latest Price
Supply Ability 300 Sets / Month
Applicable Mode R210-7 R215-7 R290-7 R300-7 R305-7
MOQ 1 Set
Product Name Travel Motor Assembly / Final Drive Assembly
Condition New / Rebuilt
Packaging Details Wooden Case / Carton with Foam Protection, or as Required
Payment Terms Western Union, T/T
Delivery Time 3-8 days
Warranty 6Months
Transportation Method DHL, UPS, FedEx, Sea Freight
Part No 31N8-19110 31N6-18001
Brand Name CAVOYD
Place of Origin China
Model Number R210-7 R215-7 R290-7 R300-7 R305-7

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  1. Product Details
  2. Company Details

Product Specification

Supply Ability 300 Sets / Month Applicable Mode R210-7 R215-7 R290-7 R300-7 R305-7
MOQ 1 Set Product Name Travel Motor Assembly / Final Drive Assembly
Condition New / Rebuilt Packaging Details Wooden Case / Carton with Foam Protection, or as Required
Payment Terms Western Union, T/T Delivery Time 3-8 days
Warranty 6Months Transportation Method DHL, UPS, FedEx, Sea Freight
Part No 31N8-19110 31N6-18001 Brand Name CAVOYD
Place of Origin China Model Number R210-7 R215-7 R290-7 R300-7 R305-7
High Light 31N8-19110 multi-way distributor ,Multi-Way Distributor For Hyundai R210-7 ,31N8-19110
Main Control Valve Multi-way Distributor of Hyundai R210-7 R215-7 R290-7 R300-7 R305-7 Excavator 31N8-19110 31N6-18001
Installation & Verification Guidelines
  • Verify Hyundai part number and confirm main control valve assembly compatibility, including boom, arm, bucket, travel, swing spools, relief valves, and holding valves.
  • New or remanufactured valves must include hydraulic bench test reports for pressure, flow, and internal leakage of each section.
  • For remanufactured valves, confirm spools are honed, repaired, or new. Replace all O-rings.
  • Inspect valve block for casting cracks and sand holes upon arrival. Seal oil ports to prevent dirt and contaminants from entering valve cavity.
  • Secure valve firmly during transportation to avoid impact damage to valve block, port threads, and precision spools.
  • Clean hydraulic tank and pipelines before installation, replace all hydraulic filters, and fully bleed air from hydraulic system.
  • Test compound movements, cylinder drift, and system relief pressure after installation. Check for jerky operation, abnormal noise, and oil seepage.
Common Faults & Symptoms
Spool and Valve Bore Wear, Large Internal Leakage
Symptoms: Weak digging power; performance worsens when hot; boom/arm cylinder sinks
Cause: Dirty hydraulic oil scratches spool and valve bore
Spool Stuck, Slow or Jerky Movement
Symptoms: Slow boom, arm, bucket and swing action; compound operation poor
Cause: Oil contamination, oil sludge, damaged return spring
Relief Valve and Pressure Compensator Failure, Insufficient System Pressure
Symptoms: Low working pressure, pressure fluctuation, whistling noise
Cause: Worn valve core, spring fatigue, clogged damping hole
O-ring Damage, External Oil Leakage
Symptoms: Oil seepage between valve slices and end covers
Cause: Aged sealing rings, loose bolts, air suction causing cavitation
Holding Valve Seal Failure, Cylinder Drift
Symptoms: Boom and arm sink slowly, worse under heavy load
Cause: Contamination or wear on holding valve sealing surface
Valve Block Cracking (Rare but Serious)
Symptoms: Sudden heavy oil leakage, unable to build hydraulic pressure
Cause: Long-term pressure impact, uneven bolt tightening torque, casting defects
Product Images
Main control valve multi-way distributor complete assembly for Hyundai excavator series

Close-up view of excavator main control valve internal components and mechanisms

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Trading Company,Manufacturer

  • Year Established:

    2017

  • Total Annual:

    $1 Million -US$5 Million

  • Employee Number:

    80~100

  • Ecer Certification:

    Verified Supplier

Guangzhou Kawo Construction Machinery Co., Ltd. Company Profile Professional Excavator Hydraulic Products Manufacturer & Service Provider Founded in 2017, Guangzhou Kawo Construction Machinery Co., Ltd. is a professional manufacturer and service provider specializing in excavator hydraulic produ... Guangzhou Kawo Construction Machinery Co., Ltd. Company Profile Professional Excavator Hydraulic Products Manufacturer & Service Provider Founded in 2017, Guangzhou Kawo Construction Machinery Co., Ltd. is a professional manufacturer and service provider specializing in excavator hydraulic produ...

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  • Guangzhou Kawo Construction Machinery Co.,Ltd.
  • Shop 13-14, Building B, No.141 Zhucun East Ring Road, Zhuji Subdistrict, Tianhe District, Guangzhou City, Guangdong Province
  • https://www.ecer.com/corp/uuuges0-cavoydconstruction.html

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