VolvoHydraulic Parts

YYBXLB00068 For Volvo Ec290B Main Pump Seal Kit — Volvo EC290B

This main pump seal kit is designed to prevent hydraulic fluid leakage and maintain optimal pressure within the primary hydraulic pump of the excavator. Manufactured with high-performance sealing materials, it ensures robust protection against contamination and wear, outperforming a compromised or worn-out kit. Operators may notice a gradual loss of hydraulic power, external leaks from the pump housing, or unusual noises emanating from the hydraulic pump when this seal kit begins to fail.

For Volvo Ec290B Main Pump Seal Kit – Part No YYBXLB00068 – 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 Pump Seal Kit
MaterialNBR rubber, PTFE, metal
ApplicationMain hydraulic pump
Service LifeReplace as needed based on inspection
CompatibilityVolvo Ec290B
ConditionNew — OEM specification aftermarket

Failure Symptoms

The initial symptom of a failing main pump seal kit is often a slight decrease in overall hydraulic system performance or visible external leaks around the hydraulic pump. If ignored, the leaks will worsen, leading to significant hydraulic fluid loss, potential pump cavitation, and a noticeable reduction in the machine's lifting and digging power. Continued operation risks damage to the pump internals and contamination of the hydraulic system.

Installation Tip

Carefully inspect the pump shaft and housing for any burrs or damage that could compromise the new seals; polish or repair as necessary. Ensure all seals are properly seated and lubricated with clean hydraulic fluid before assembly.

Service Note

When replacing the main pump seal kit, it is crucial to inspect the hydraulic fluid for contamination and consider replacing the hydraulic filter.