VolvoHydraulic Parts

FPZY2505080 — Relief Valve 14561300 14577744 For Volvo Excavator Ec330B Ec330C Ec340D Ec360 Ec360B Ec360C Ec360Chr Ec380D Ec380Dhr

This relief valve is a vital safety and control component in the hydraulic system of Volvo excavators, designed to limit maximum system pressure and protect components from over-pressurization. It is manufactured to precise specifications, ensuring accurate pressure regulation unlike a worn valve that may stick open or closed, leading to inconsistent hydraulic performance. Operators might notice a sudden loss of hydraulic power, overheating of the hydraulic fluid, or unusual noises from the hydraulic pump if this valve malfunctions.

Relief Valve 14561300 14577744 For Volvo Excavator Ec330B Ec330C Ec340D Ec360 Ec360B Ec360C Ec360Chr Ec380D Ec380Dhr – Part No FPZY2505080 – 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
MaterialSteel
ApplicationHydraulic system pressure regulation
Service LifeReplace as needed based on inspection
CompatibilityVolvo specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing relief valve may initially cause intermittent issues like a slight hesitation in hydraulic functions or a temporary increase in hydraulic fluid temperature. If the valve sticks open, there will be a significant loss of hydraulic power and speed; if it sticks closed, system pressure can rise to dangerous levels, potentially causing component damage. The worst consequence is severe damage to the hydraulic pump or system rupture due to uncontrolled pressure buildup.

Installation Tip

Ensure the hydraulic system is clean and free of debris before installation, as contaminants can cause the new valve to malfunction. Do not attempt to adjust the pressure setting of the relief valve unless you have the proper equipment and knowledge.

Service Note

Inspect the hydraulic filters and fluid for any signs of contamination or degradation, and check the hydraulic pump for unusual noises or performance issues.