Epson WF-2750 User Manual page 218

You see a window like this:
4. Click Start to begin the cleaning cycle.
The power light flashes throughout the cleaning cycle and stays on when the cleaning cycle is
finished.
Caution: Never turn off the product during a cleaning cycle or you may damage it.
5. When the cleaning cycle is finished, you can check to see if the nozzles are clean; click Print Nozzle
Check Pattern and click Print.
218