20995158 Volvo FH16 Compatible Water Pump

What does a water pump do?

This water pump serves as a critical 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 thermal stability during heavy-duty operations. This unit is constructed from high-strength components designed to withstand rigorous mechanical stress.

Compatible Volvo truck models

This part is specifically designed for Volvo trucks, including models such as the FH 520, 500, 400, 440, and 480. It is also compatible with various FH16 II configurations (including 610, 540, 750, 650, 550, 600, and 700) and FH16 III variants like the 650, 750, and 550. Check the compatibility list.

Installation and maintenance guidance

When performing maintenance or replacement, technicians should inspect the drive belt and related seals simultaneously. Ensuring correct installation of the pump housing and impeller is vital to prevent leaks or bearing play. Proper lubrication and alignment during assembly help extend the service life of the cooling system.

Troubleshooting and signs of failure

Monitoring for signs such as coolant leakage from the weep hole or unusual mechanical noise can help identify potential failures before they lead to engine overheating. Regular inspection is recommended during standard engine service intervals to maintain fleet reliability.

OE cross-reference

525.03.0020 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20995158.