VolvoHydraulic Parts

VOE14535541 — Hydraulic Pump K3V63 Regulator Voe14535541 For Volvo Excavator Ec135B Ec140B Ec140D Ec120D

This is a hydraulic pump regulator, specifically designed for the K3V63 series hydraulic pumps used in Volvo excavators. It controls the flow and pressure output of the pump, ensuring efficient and stable operation of the hydraulic system. Symptoms of a faulty regulator include erratic hydraulic pressure, inconsistent pump output, and potential overheating of the hydraulic system.

Hydraulic Pump K3V63 Regulator Voe14535541 For Volvo Excavator Ec135B Ec140B Ec140D Ec120D – Part No VOE14535541 – Volvo Spare Part
Part Specifications
BrandVolvo
CategoryHydraulic Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Parts Trading Company  ·  Mumbai, Est. 1956  ·  Same-day dispatch  ·  Ships worldwide  ·  GST invoice included

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Installation & Application Notes

Flush hydraulic lines before fitting new components. Use only manufacturer-specified hydraulic fluid. Check O-rings and backup rings for correct orientation. Bleed air from system after installation.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeHydraulic Pump Regulator
MaterialHardened steel, brass, high-pressure seals
ApplicationK3V63 Hydraulic Pump Control
Service LifeReplace as needed based on performance diagnostics
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Erratic hydraulic system pressure, characterized by sudden spikes or drops, is an early indicator of a faulty regulator. The machine may exhibit inconsistent power, slow or jerky implement movements, and the hydraulic oil temperature may rise unexpectedly. Prolonged operation with a malfunctioning regulator can lead to premature wear of the hydraulic pump and other system components.

Installation Tip

Carefully inspect the pump housing mating surface for any debris or damage before installing the new regulator. Overtightening the mounting bolts can distort the regulator body, leading to leaks or improper function.

Service Note

Flush the hydraulic system to remove any contaminants and inspect the hydraulic filter for debris when replacing the pump regulator.