Recently, you had to have the nozzle gate in an inkjet printer replaced. What is the function of this component?

To Controls whether ink is flowing from the ink cartridge

Explanation:

The function of the nozzle gate in an inkjet printer is to control whether ink is flowing from the ink cartridge. it does so during following process:

When printing starts, the nozzle gate allow passage of ink and the nozzle pray the ink unto the paper. After printing is stopped, the nozzle gate discontinue the passage of ink by shutting down.