Steps to clean Aquaguard infinity are as follows
1) Switch on the main power switch but keep the power button on the unit off
2) Press the “Custom Music” and “Free Flow” button together
3) Keep pressing the 2 buttons and after few seconds, press the power button on the unit once
5) Keep pressing the other two buttons.
6) After a few more seconds a couple of lights flash and water starts coming out. This means that the cleaning process has started.
7) Let the water flow for 15 minutes