CATEngine Parts

6i6934 Pilot Valve — Cat 307 311

This is a CAT Pilot Valve, a crucial control component in hydraulic systems that directs fluid flow to activate other hydraulic components. It is manufactured to meet stringent CAT performance and durability standards, ensuring precise operation and longevity over a worn or sticking valve. Operators may experience sluggish or erratic hydraulic functions, loss of hydraulic power, or unintended equipment movement if the pilot valve fails.

Pilot Valve – Part No 6i6934 – CAT Spare Part
Part Specifications
BrandCAT
CategoryEngine 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

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

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

Part TypePilot Valve
MaterialSteel, Brass, Seals
ApplicationHydraulic control system
Service LifeReplace as needed based on performance
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early signs of a failing pilot valve include slow or jerky hydraulic movements and a loss of precise control over attachments. If the issue progresses, hydraulic functions may become unresponsive or operate erratically, potentially causing unintended equipment movement. This can lead to reduced productivity and an increased risk of damage to the equipment or surrounding environment.

Installation Tip

Before removing the old pilot valve, thoroughly clean the surrounding area to prevent dirt from entering the hydraulic system. When installing the new valve, ensure all connections are properly seated and tightened to prevent leaks.

Service Note

Inspect the hydraulic fluid and filters for contamination when replacing the pilot valve, as this can be a cause or consequence of valve failure.