VolvoHydraulic Parts

FPLJ2502276 — Relief Valve Voe 14577745 For Volvo Excavator Ec330B Ec330C Ec340D Ec360B Ec360C Ec360Chr Ec380D Ec380Dhr

This relief valve is a critical safety component in the hydraulic system of Volvo excavators, designed to protect against over-pressurization. It is precisely calibrated and constructed from high-strength materials to reliably vent excess hydraulic fluid when system pressure exceeds safe operating limits, unlike a worn valve that may leak or fail to open. Operators may observe a loss of hydraulic power, erratic boom or bucket movements, or a noticeable increase in hydraulic system temperature when this relief valve malfunctions.

Relief Valve Voe 14577745 For Volvo Excavator Ec330B Ec330C Ec340D Ec360B Ec360C Ec360Chr Ec380D Ec380Dhr – Part No FPLJ2502276 – 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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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 Relief Valve
MaterialHardened Steel
ApplicationHydraulic System Pressure Protection
Service LifeReplace based on system diagnostics and performance
CompatibilityVolvo Voe 14577745
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing relief valve may initially cause a slight decrease in hydraulic system performance or a slight increase in operating temperature. If left unaddressed, the valve can lead to a significant loss of hydraulic power or erratic operation of the boom, arm, and bucket. Continued operation risks overheating the hydraulic system and potentially damaging the hydraulic pump.

Installation Tip

Ensure the hydraulic system is properly depressurized before attempting removal and installation to avoid injury. Do not reuse old sealing washers; always use new ones to prevent leaks.

Service Note

When replacing this relief valve, inspect the hydraulic fluid for contamination, check the hydraulic filter, and test the main hydraulic pump for consistent output.