1. place water and descaler solution into tank
2. remove milk frother from arm
3. place a jug under steam arm
4.hold down the button 2nd from the right next to the menu button for a few seconds.
5.descaling machine open steam knob will appear on the display
6. after descale has finished "fill water tank" will appear.
7. refill tank with clean water no descaler
8.press the button 2nd from the right as in step 4
9. rinsing machine will appear.
10. when finished"close knob"will be displayed
11. refill water tank
12. ventilate will appear on the display
13.press the hot water button and allow to run
14.ventilate will disappear,warming should be displayed.
15. job done !!!