CATCooling System

4739462 Excavators & Construction Equipment — Cat 990

This cooling component is a vital part of the engine's thermal management system, facilitating heat exchange to maintain optimal operating temperatures. Manufactured to high-quality specifications, it offers robust performance and longevity, superior to a worn or corroded original part. Operators may observe coolant leaks, reduced cooling efficiency, or an illuminated temperature warning light if this component fails.

Excavators & Construction Equipment – Part No 4739462 – CAT Spare Part
Part Specifications
BrandCAT
CategoryCooling System
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 cooling system with distilled water before refilling. Use pre-mixed coolant — never plain water, which causes corrosion. Pressure-test system after any cooling repair. Check thermostat by immersing in hot water — should open at rated temperature.

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

Part TypeCooling Component
MaterialAluminum Alloy
ApplicationEngine Cooling System
Service LifeReplace every 5,000 hrs or as needed
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial signs of a failing cooling component may include a persistent sweet smell of coolant or visible puddles under the machine. If ignored, the leak can worsen, leading to a significant loss of coolant and subsequent engine overheating. The primary risk is severe engine damage due to prolonged operation at excessive temperatures.

Installation Tip

Ensure all sealing surfaces are clean and free of debris before installation to guarantee a proper seal. Avoid using excessive force when tightening connections, as this can damage the component or fittings.

Service Note

When replacing this cooling component, inspect the radiator, hoses, and water pump for any signs of wear or leaks.