Miele DGD 4635 Operating And Installation Instructions page 79

 Press the Start/Stop button.
 will appear in the function / temper‐
ature display, the  symbol will appear
on the left-hand side and the Descale
programme symbol  will also appear.
The appliance will start to drain. Once
the draining process is complete, 
will appear in the function / temperature
display.
 Fill the syringe with water. Press the
nozzle into the opening at the top left
at the front of the appliance (see ar‐
row) and inject 1 syringe of water
slowly and evenly. Make sure you
keep the nozzle horizontal.
 Following the instructions that ac‐
company the descaling agent, pre‐
pare 300 ml of system descaling sol‐
ution and pour into a suitable con‐
tainer.
 Now fill the syringe with descaling
solution from the container and inject
the contents of 1 syringe into the
opening.
 Then fill the syringe with water and
inject water into the opening. Do this
twice.
You will then hear a beep and  will
appear in the function / temperature
display. The appliance is priming itself
for the descaling process.
Cleaning and care
If you do not hear the beep, do not in‐
ject any more water into the system.
Wait for five minutes. If the beep still
does not sound, you should switch the
appliance off and then back on again
(see "Problem solving guide").
When the appliance is ready to start
descaling, a beep will sound and 
will appear in the function / temperature
display.
 Fill the syringe with descaling solu‐
tion from the container and inject it
into the opening. Do this twice.
 Then fill the syringe with water and
inject water into the opening. Do this
twice.
You will then hear a beep and  will
appear in the function / temperature
display. A descaling duration of 30 mi‐
nutes will appear in the time display.
This duration cannot be altered.
The descaling process will now begin.
A beep will sound when the descaling
process reaches the draining and rins‐
ing stages and  to  will appear in
the display.
At the end of the descaling process you
will hear a beep and  will appear in
the function / temperature display.
Three zeros will appear in the time dis‐
play and the  symbol will begin to
flash.
79