85000486 Volvo FM FMX Compatible 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 stable thermal management, it prevents engine overheating during heavy-duty operations. The unit is constructed from high-strength components designed to withstand constant mechanical stress and temperature fluctuations typical in commercial vehicle service.

Compatible Volvo models and engines

This specific component is engineered for compatibility with Volvo FM series, including models such as the FM 480, 440, 380, 340, 300, 400, 360, 390, and 430. It is also specifically designed for Volvo FMX models equipped with D11B engines. These parts are essential for maintaining the operational integrity of heavy commercial vehicle engines in demanding environments.

Installation and maintenance guidance

To ensure correct fitment during installation, technicians should verify the engine code and mounting flange specifications. It is highly recommended to inspect the drive belts and gaskets during replacement to prevent future leaks or premature wear of the new unit. Proper installation ensures reliable thermal regulation for the entire engine assembly.

Troubleshooting cooling issues

Monitoring for common failure signs like coolant leakage from the weep hole or unusual bearing noise can help prevent significant engine damage. Maintaining a regular inspection schedule ensures that the cooling system remains efficient throughout its service life.

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 85000486.