21812242 Volvo FM III Water Pump Equivalent

What does a water pump do?

This water pump is a vital component within the engine cooling system, responsible for circulating coolant between the engine and the radiator. By maintaining steady flow, it prevents engine overheating and ensures stable operating temperatures during heavy-duty service. This unit is manufactured with high-strength components to withstand the rigorous thermal and mechanical stresses found in heavy commercial vehicle engines.

Compatible Volvo truck models

This specific model is designed for compatibility with Volvo trucks, specifically within the FM series. It fits various configurations including the Volvo FM III models like 380, 460, 430, and 330, as well as Volvo FM II and standard FM models such as the FM 330, FM 450, FM 410, and FM 370. It is an ideal replacement for Volvo OEM references.

Installation and maintenance guidance

To ensure a successful installation, technicians should inspect the mounting surfaces and check the condition of the drive belts. It is recommended to replace the water pump during scheduled cooling system maintenance or when replacing timing or alternator belts to prevent future downtime. Always verify fitment through the vehicle's engine code or chassis number.

Troubleshooting and maintenance

Proper maintenance of the coolant circulation system helps prevent common issues such as bearing play or leaks from the weep hole. Maintaining a clean cooling circuit ensures this high-strength component performs reliably throughout its service life in demanding environments.

OE cross-reference

525.03.0009 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21812242.