Interrupting the descaling process by unplugging/switching off the machine will not get you out of the descaling procedure. Once you have started the descaling procedure, you need to complete it until the very end. The complete descaling procedure takes about 35 minutes and consists of 2 cycles: 1 descaling cycle and 1 rinsing cycle.
- Empty, clean and dry the internal drip tray and place it back 
- Fill the water tank with fresh water to the MAX level 
- Fill half of the milk carafe with fresh water 
- Place a container under the steam/hot water wand and the coffee / milk dispensing spout 
- Plug in the machine and switch it on by setting the power switch on the back of the machine to the “I” position. The machine turns on and goes directly into standby. The ON/OFF button starts flashing 
- Press the flashing ON/OFF button 
- The machine turns ON 
- If the display shows “FILL TANK WITH DESCALING SOLUTION”, the machine was interrupted during the descaling cycle 
- Press the OK button until “STEP 1/2 DESCALING” is displayed. The machine starts dispensing 
- Wait until “RINSE TANK & FILL WITH WATER” is displayed 
- Follow the instructions on the display. They will guide you through the rinsing cycle 
- If the display shows “RINSE TANK & FILL WITH WATER” the machine was interrupted during the rinsing cycle 
- Press the OK button until “RINSE TANK & STEP 2/2 RINSING” is displayed. The machine starts dispensing 
- Wait until “Exprelia” is displayed. This means that the machine has completed the descaling procedure and is ready for use