CATCooling System

3240123 Drive As-Fan — Cat 320D

This is a fan drive assembly, a crucial component in the engine's cooling system that transmits power to the radiator fan. Manufactured to meet rigorous OEM standards, it ensures consistent fan speed and airflow for effective heat dissipation, unlike worn units with slipping clutches or bearing issues. Operators might notice inadequate engine cooling, audible noises from the fan area, or a fan that spins too slowly or erratically if this drive fails.

Drive As-Fan – Part No 3240123 – 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 TypeFan Drive Assembly
MaterialSteel/Cast Iron
ApplicationEngine Cooling System
Service LifeReplace every 4,000 hrs or as needed
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early signs of a failing fan drive may include unusual noises like grinding or rattling from the fan area, or a noticeable decrease in fan speed. If left unaddressed, the fan may stop engaging altogether, leading to rapid engine overheating. Failure to maintain adequate airflow through the radiator can cause severe damage to the engine and cooling system components.

Installation Tip

Ensure the mounting surfaces are clean and that the correct fasteners are used to secure the fan drive properly. Do not force the assembly onto the mounting studs; it should align and slide into place smoothly.

Service Note

Check the condition of the fan blades and the radiator core for any obstructions or damage when replacing the fan drive assembly.