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LS30V00009F1 Excavator Main Control Valve Distributor for Kobelco SK460-8 SK450-8 SK480-8 SK485-8

LS30V00009F1 Excavator Main Control Valve Distributor for Kobelco SK460-8 SK450-8 SK480-8 SK485-8

Kobelco SK460-8 Main Control Valve

LS30V00009F1

LS30V00009F1 main control valve

Place of Origin:

China

Brand Name:

CAVOYD

Model Number:

SK460-8 SK450-8 SK480-8 SK485-8

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Product Details
Payment Terms:
Western Union, T/T
Warranty:
6Months
Part No:
LS30V00009F1
Condition:
New / Rebuilt
Delivery Time:
3-8 Working Days
Packaging Details:
Wooden Case / Carton With Foam Protection, Or As Required
MOQ:
1 Set
Supply Ability:
300 Sets / Month
Transportation Method:
DHL, UPS, FedEx, Sea Freight
Place Of Origin:
China
Product Name:
Travel Motor Assembly / Final Drive Assembly
Applicable Mode:
SK460-8 SK450-8 SK480-8 SK485-8
Highlight:

Kobelco SK460-8 Main Control Valve

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LS30V00009F1

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LS30V00009F1 main control valve

Payment & Shipping Terms
Minimum Order Quantity
1 set
Price
Negotiable
Packaging Details
Dimension: L60×W60×H60 cm
Delivery Time
3-8 days
Payment Terms
T/T
Supply Ability
300pcs/day
Product Description
LS30V00009F1 Excavator Main Control Valve Distributor
Compatible with Kobelco SK460-8, SK450-8, SK480-8, SK485-8 excavator models
Installation & Verification Guidelines
  • Verify Kobelco 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 for EC excavator series Close-up view of excavator main control valve components

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