DeLonghi 10.13 User Manual

18

soft water  ●

slightly hard water ●●

hard water ●●●

very hard water   ●●●●

Set water hardness
1.  Press the MENU/ESC button to enter the menu.
2.  Press the HOT MILK or LATTE button to select “Water 

Hardness”.

3.  Confirm the selection by pressing the  

 button.  

4.  Press the HOT MILK or LATTE button and set the hard-

ness shown by the indicator paper (see previous section). 

5.  Press the 

 button to confirm the setting.  

6.  Press the MENU/ESC button to exit the menu.  
The machine is now reprogrammed with the new water hard-
ness setting.

Certain models are fitted with a water softener filter. If this 
is not the case with your model, you are recommended to 
purchase one from De’Longhi Customer Experience.  
To use the filter correctly, 
follow the instructions be-
low. 

Installing the filter
1.   Remove the filter from 

the packaging.

2.   Turn the date indicator 

disk (see fig. 33) until 
the next 2 months of 
use are displayed. 

The filter lasts about two 
months if the appliance is 
used normally. If the coffee 
maker is left unused with 
the filter installed, it will last 
a maximum of three weeks.
3.  To activate the filter, 

run tap water through 
the hole in the filter as 
shown in the figure un-
til water comes out of 

8.  Place an empty container with a minimum capacity of 1.5 

litres under the hot water spout (fig. 4).

Hot water containing acid flows from the spout.  Avoid contact 
with splashes of water. 
9.  Press the

button to confirm that you have added 

the solution. 

 

The message “Descale underway” is displayed.

 

The descale programme starts and the descaler liquid 
comes out of the water spout. 

 

The descale programme automatically performs a series 
of rinses and pauses to remove limescale deposits from 
inside the machine.

After about 30 minutes, the message “Rinsing” “INSERT FILTER” 
(if present), “FILL TANK” is displayed.  
10.  The appliance is now ready for rinsing through with clean 

water.  Extract the water tank, empty, rinse under running 
water, fill with clean water up to the MAX level, insert the 
filter (if removed previously) and put the water tank back 
in the machine. “Rinsing Confirm?” is displayed.

11.  Empty the container used to collect the descaler solution 

and replace it empty under the cappuccino maker.

12.  Press the

button to start rinsing. Hot water flows 

out of the spout and the message “Rinsing Please wait” is 
displayed.

13.  When the water tank is completely empty, the message 

“Rinsing complete Confirm?” is displayed. 

14.   Press the

button.

15.  “Heating up Please wait” is displayed, at the end of which 

the machine will be ready for use. 

The DESCALE message is displayed after a period of time 
according to water hardness.  
The machine is factory set for a hardness value of 4. 
The machine can also be programmed according to the hard-
ness of the mains water in the various regions so that the ma-
chine needs to be descaled less often. 

Measuring water hardness
1.  Remove the “total hardness test” indicator paper attached 

to this manual from its pack. 

2.   Immerse the paper completely in a glass of water for one 

second. 

3.   Remove the paper from the water and shake lightly.  
 

After about a minute, 1, 2, 3, or 4 red squares form, de-
pending on the hardness of the water. each square corre-
sponds to one level.