CATCooling System

509-1080-370-8960 Oil Cooler — Cat Telehandler Tl943

This oil cooler is a vital heat exchanger designed to dissipate heat from the hydraulic oil, maintaining its optimal viscosity and preventing system damage. Manufactured to meet stringent performance standards, it ensures efficient cooling, unlike a clogged or damaged original unit. Operators may notice slower hydraulic functions, increased hydraulic system noise, or overheating of the hydraulic oil if this cooler is not functioning correctly.

Oil Cooler – Part No 509-1080-370-8960 – 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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Full shipping information on regional pages · Air freight 2–12 days · GST invoice for India

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 TypeOil Cooler
MaterialAluminum, Steel
ApplicationHydraulic system cooling
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The initial indication of a failing oil cooler is often a noticeable degradation in hydraulic system performance, such as slower boom or bucket movements. If ignored, the hydraulic oil temperature will continue to rise, potentially leading to seal failure and pump damage. Continued operation with an ineffective oil cooler risks significant damage to the entire hydraulic system.

Installation Tip

Thoroughly flush the hydraulic lines before installing the new oil cooler to remove any contaminants that could block the new unit. Ensure all connections are securely tightened to prevent hydraulic fluid leaks.

Service Note

When replacing the oil cooler, inspect the hydraulic filter and consider replacing it to ensure clean oil circulation.