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How can you replace the nozzle on the injector ?
How do you repair the spare parts about injector ?
How can you change and adjust the pressure on nozzle injector ?
How to replace a fuel injector nozzle？
HOW can you install the nozzle on the fuel diesel system ?

How does a fuel injector valve work?
Injection valves comprise a valve body, which houses a magnet winding and a guide for the nozzle needle, and a nozzle needle with magnet armature. When the control unit applies voltage to the magnet winding, the nozzle needle rises up from its valve seat and releases a precision bore hole.