85023490 Volvo FM III Water Pump

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, ensuring the continuous circulation of coolant between the engine block and the radiator. By maintaining consistent fluid flow, it helps regulate engine temperatures and prevents critical overheating during heavy-duty operations.

Vehicle compatibility and fitment

The unit is specifically engineered to fit Volvo FM series trucks, including Volvo FM III (460, 420, 500), Volvo FM II (500, 460, 420, 380), and Volvo FM (500, 460, 420, 380) models. It provides a reliable replacement for the original cooling components in these heavy commercial vehicles.

Installation and maintenance

When performing maintenance, technicians should inspect the pump housing and impeller for any signs of wear or leaks. It is recommended to check the belt tension and replace the pump during scheduled timing belt or alternator belt service intervals to ensure optimal performance.

Troubleshooting and inspection

Regular monitoring of coolant levels and checking for weeping at the seal can help prevent sudden system failures. For precise fitment, always verify the engine specifications before installation.

OE cross-reference

525.03.0005 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 85023490.