21468471 Volvo FMX II Water Pump

What does a water pump do?

This water pump plays a critical role in the engine cooling system by circulating coolant between the engine block and the radiator. By maintaining steady thermal regulation, it prevents engine overheating during intensive operations in heavy commercial vehicles.

Vehicle compatibility and fitment

This component is compatible with Volvo FM and FMX II models, including variants such as the FM 480, FM 440, FM 380, and FMX II 460, 500, and 540. It is also fitted to various other Volvo FM series engines to ensure optimal thermal management.

Maintenance and inspection

For proper maintenance, technicians should inspect the pump during belt service intervals. It is recommended to check for signs of coolant leakage from the weep hole or unusual bearing noise to prevent sudden system failure.

System reliability

Maintaining the integrity of the cooling loop is essential for engine longevity. Ensure that all seals and gaskets are correctly seated during installation to prevent pressure loss within the system.

OE cross-reference

525.03.0006 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21468471.