8112520 Volvo N12 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. Designed to withstand the high-temperature and high-vibration environments typical of heavy commercial vehicle engines, it maintains stable thermal management to prevent engine overheating.

Vehicle and engine compatibility

This component is specifically engineered for use in Volvo N12 trucks featuring TD122 engines. It is compatible with various heavy commercial vehicle applications, including tractor units and buses, ensuring reliable performance under continuous load.

Installation and maintenance

To ensure optimal engine health, technicians should inspect the pump during routine belt or timing belt service. Signs of wear include coolant leakage from the weep hole or unusual bearing noise. When replacing the unit, it is recommended to check all related cooling system hoses and seals to maintain system integrity.

Troubleshooting and selection

Proper selection ensures that the impeller and mechanical seals function correctly under pressure, maintaining the necessary flow rate for engine longevity.

OE cross-reference

525.03.0015 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 8112520.