fuel injector

It is known as nozzle, atomises or fuel valve as shown in figure. The main function of injector is to inject the fuel in the cylinder in the vapourised form in theproper quantity.It’s mainly consists of nozzle and nozzle holder. This types of construction helps to replace the nozzle enhances

required. It gets fuel from the fuel pump. Spring in the nozzle  body keeps the nozzle value pressed against its seat in the nozzle already till fuel supplied  by the fuel pump. When fuel spray continues till the clases deleivery from injection pump exhausted and spring pressure again suddenly closes the nozzle value back on its sead. There is adjusting screw provided on the top of screw to adjust tension of the spring.