20538845 Water Pump for Volvo FM Series

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 proper thermal management, it protects heavy commercial vehicle engines from overheating during intensive operation. This component is manufactured using high-strength components to withstand rigorous thermal cycles and mechanical stress.

Compatible Volvo truck models

This specific model is designed for compatibility with Volvo FM models, including the FM 480, FM 440, FM 380, FM 340, FM 300, FM 400, FM 360, FM 390, and FM 430. It is also fitted to Volvo FM9 variants such as the FM 9/340, FM 9/300, FM 9/260, and FM 9/380. This part functions as a reliable replacement for original equipment requirements in these heavy-duty truck series.

Installation and maintenance guidance

During installation, workshop technicians should inspect the drive belt and ensure that all connection points are free from debris. It is recommended to check the impeller and housing for any signs of leakage or unusual noise during routine maintenance intervals to prevent sudden system failure.

Troubleshooting and monitoring

Regular monitoring of the coolant levels and checking for weep hole leaks can help identify early signs of wear in the mechanical seal or bearings.

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 20538845.