21648711 Compatible Water Pump for Volvo FH

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, responsible for circulating coolant between the engine and the radiator to maintain optimal operating temperatures. Designed for heavy-duty commercial applications, it features high-strength components to withstand continuous high-load operating conditions, including extreme temperatures and vibrations.

Compatible Volvo engines and models

This part is specifically engineered for Volvo FH and FH16 series vehicles, particularly those equipped with the D16G engine. It provides precise fitment for various Volvo FH models including 400, 420, 440, 460, 480, 500, 520, and 540 variants to ensure consistent performance in heavy commercial vehicle operations.

Installation and maintenance guidance

To ensure proper installation and prevent system failures, technicians should inspect the pump during belt service intervals. When replacing this component, it is recommended to check the condition of the drive belts and seals. Proper mounting ensures the impeller maintains correct flow rates throughout the cooling circuit.

Troubleshooting and replacement

A sudden drop in coolant levels or visible leaks from the weep hole may indicate a need for replacement. Always verify compatibility with the specific engine code before installation to ensure a precise match within the cooling system.

OE cross-reference

525.03.0008 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21648711.