CATEngine Parts

433-1631 Hydraulic Oil Cooler — Cat 306E2 305

This is a CAT Hydraulic Oil Cooler, responsible for dissipating heat from the hydraulic system's oil to maintain optimal operating temperatures. It is constructed to OEM specifications, ensuring efficient cooling and longevity compared to a clogged or leaking unit. Operators might observe higher hydraulic oil temperatures, sluggish hydraulic performance, or visible leaks from the cooler.

Hydraulic Oil Cooler – Part No 433-1631 – 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 TypeHydraulic Oil Cooler
MaterialAluminum or copper alloy
ApplicationHydraulic system cooling
Service LifeReplace when performance degrades or leaks occur
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The initial symptom of a failing hydraulic oil cooler is an increase in hydraulic oil temperature, often indicated by the machine's temperature gauge or sluggish hydraulic response. If ignored, the hydraulic system can overheat, leading to component damage and reduced efficiency. This can result in costly repairs and extended downtime.

Installation Tip

Ensure all hydraulic lines are properly flushed before connecting them to the new cooler to remove any contaminants. Avoid overtightening the cooler mounting bolts, which can distort the housing.

Service Note

Inspect the hydraulic oil filter and the hydraulic pump for wear or debris when replacing the hydraulic oil cooler.