Lid Sensor position of Epson WF-7510, WF-7520
After CISS installation please put the provided plug into that hole to cover the lid sensor.
Lid Sensor position of Epson printers, such as WF-7510, WF-7520 , WF-7610 ,WF-7620 ,..
Warning :
Never rise the external tank higher than your printer (even temporarily)!