D4D BF4M2012 TCD2012 V-rib.belt pulley 04254513

04254513 water pump pulley is suitable to deutz BFM2012 ,Volvo EC140 excavator ,D4D engine

The engine drives the water pump bearing and the impeller to rotate through the pulley, and the coolant in the water pump is driven by the impeller to rotate together.

At the center of the impeller, the cooling liquid is thrown out and the pressure is reduced. The cooling liquid in the water tank is sucked into the impeller through the water pipe under the action of the pressure difference between the inlet of the pump and the center of the impeller to realize the reciprocating circulation of the cooling liquid.