21814009 Compatible Water Pump for Volvo FH

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, facilitating the continuous circulation of coolant between the engine and the radiator. By maintaining steady flow, it prevents overheating and ensures thermal stability during heavy-duty operation.

Compatible Volvo FH engine applications

This specific unit is compatible with Volvo FH models, including variants such as 420, 460, 500, and 540. It is engineered to meet the rigorous demands of heavy commercial vehicle engines, ensuring consistent performance under varying thermal loads.

Installation and maintenance guidance

Technicians should inspect the pump during routine cooling system service or when replacing belts. Signs of failure often include coolant leakage from the weep hole or unusual mechanical noise. Ensuring proper installation and inspecting the mechanical seal helps prevent system-wide overheating issues.

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 21814009.