How do I descale my Dolce Gusto coffee machine?

Setting up for descaling
1.     Make up descaling solution as per manufacturer‘s instructions and then fill water tank with solution
2.     Insert empty capsule holder into machine and place jug underneath.

Descaling
1.     Press the on/off button and hold in for 5 seconds until it flashes green
2.     Please note the on/off switch will continue to flash green throughout the descaling process
3.     Switch the lever to the hot position until half of the solution has passed through the machine
4.     Switch the lever to the middle position and leave for 5 minutes
5.     Switch the lever to the cold position until the remainder of the liquid has passed through the machine
6.     Switch the lever to the middle position and leave for 5 minutes

Rinsing
1.     Rinse and fill water tank with 1 litre of fresh water and replace jug underneath
2.     Switch the lever to the hot position until half of the solution has passed through the machine (half a litre)
3.     Switch the lever to the cold position until the remainder of the liquid has passed through the machine
4.     Switch the lever to the middle position and turn your machine off. This will take the machine out of descaling mode.
5.     Wipe your machine with a dry clean cloth.

Future use
1.     Turn machine on by quickly pressing on/off switch.
2.     Descale your machine every 3-4 months.