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708-1G-00014 708-1G-00015 708-1G-11510 Hydraulic Main Piston Pump For Komatsu PW160-7 PW160-8

708-1G-00014 708-1G-00015 708-1G-11510 Hydraulic Main Piston Pump For Komatsu PW160-7 PW160-8

708-1G-00014 main piston pump

Main Piston Pump 708-1G-11510

Komatsu hydraulic pump for PW160-7

Place of Origin:

China

Brand Name:

CAVOYD

Model Number:

PW160-7

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Product Details
Packaging Details:
Wooden Case / Cartonwith Foam Protection, Or As Required
Applicable Model:
PW160-7
Supply Ability:
300 Sets / Month
Part No:
708-1G-00014 708-1G-00015 708-1G-11510
MOQ:
1 Set
Warranty:
6 Months
Price:
Negotiable
Product Name:
Hydraulic Pump Assembly
Condition:
New / Rebuilt
Transportation Method:
DHL, UPS, FedEx, Sea Freight
Payment Terms:
Western Union, T/T, Assurance
Delivery Time:
3-8 Working Days
Highlight:

708-1G-00014 main piston pump

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Main Piston Pump 708-1G-11510

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Komatsu hydraulic pump for PW160-7

Payment & Shipping Terms
Minimum Order Quantity
1 set
Price
Negotiable
Packaging Details
Dimension: L85×W40×H50 cm
Delivery Time
3-8 days
Payment Terms
T/T
Supply Ability
300pcs/day
Product Description
Excavator Hydraulic Pump 708-1G-00014 708-1G-00015 708-1G-11510 Komatsu PW160-7 PW160-8 Main Piston Pump Pressure Pump
Common Faults & Symptoms
  • Slow machine movement, weak digging power: Performance worsens when hot due to wear of internal plungers, slippers, and valve plate causing increased internal leakage and excessive case drain flow.
  • Engine lugging and speed drop under load: Caused by stuck power control spool or faulty servo piston preventing normal displacement reduction, leading to torque exceeding engine output.
  • Abnormal noise, whistling and pipeline vibration: Results from clogged suction filter, air entering suction line causing cavitation, damaged bearings, or contaminated hydraulic oil with metal debris.
  • Overheating of hydraulic system: Caused by heavy internal leakage converting pressure loss into heat, stuck regulator maintaining large displacement, or aged seals resulting in oil leakage.
  • Abnormal control of regulator/solenoid valve: Erratic movement due to stuck spool, damaged coil of EPC solenoid valve, or abnormal pressure feedback circuit disturbing pump displacement control.
  • External leakage of pump body: Caused by aged main shaft seal, damaged housing O-rings, porosity or cracks on pump housing, accelerated by high temperature and hydraulic contaminants.
Procurement Recommendations
  • Test case drain flow, main pressure and EPC control current first to differentiate electrical/regulator faults from mechanical wear, avoiding unnecessary purchase of complete pump assembly.
  • Minor wear: Procure full repair kit including plungers, slippers, valve plate, and seals plus regulator assembly.
  • Severe scoring: On cylinder block and swashplate, consider high-quality rebuilt pump or new hydraulic pump assembly for tight schedules. Confirm pump part number 708-1G-00014 / 708-1G-11510 and nameplate information before ordering.
  • Supporting purchase: Replace hydraulic return filter and pilot filter simultaneously, inspect hydraulic oil to prevent new parts from being damaged by contaminants.
Product Images
Excavator hydraulic pump component view
Component View
Hydraulic pump assembly detail
Assembly Detail
Pump internal mechanism close-up
Internal Mechanism
Hydraulic pump mounting interface
Mounting Interface
Pump housing and connections
Housing & Connections
Component identification markings
Identification Markings
Pump shaft and seal area
Shaft & Seal Area
Internal piston assembly
Piston Assembly
Valve plate and flow components
Valve Plate & Flow Components
Complete pump unit overview
Complete Unit Overview
Quality inspection points
Quality Inspection Points
Packaging and labeling details
Packaging & Labeling

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