Setting The Water Hardness - Miele CoffeeSelect CM 7750 Operating Instructions Manual

Before first use
 Pull the cartridge holder  forwards
and insert the descaling cartridge .
Push the cartridge upwards as far as
it will go.
 Push the holder back into position
and replace the cover.
The next time the coffee machine is
switched off, the descaling cartridge
will fill with water. You will hear water
being pumped into the cartridge at
frequent intervals.
When a descaling cartridge is installed,
a message will appear regarding the
current start time set for automatic
descaling.
 Tap OK.
28
 If you want to change the start time,
tap Start time and select the required
time.
You can also change the start time for
automatic descaling at a later time.

Setting the water hardness

Your local water authority will be able to
tell you the hardness of the water in
your area.
The machine has four programmable
hardness levels:
°dH gr/gal
0 – 8.4 0 – 8.7
8.4 – 14 8.7 –
14.6
14 – 21 14.6 –
21.9
> 21 > 21.9
* The hardness levels shown in the display may
differ from the hardness level designations in your
area. You must follow the values in the chart to
set the correct water hardness level for your area.
 Select the hardness level you want
and then tap OK
The setting is saved.
Miele@home communication enabled
household appliance
display. You can connect your coffee
machine to your WiFi network (see
"Networking").
 Confirm the message with OK.
The coffee machine is now successfully
set up for use. You can now fill the bean
system.
ppm Setting*
(mg/l CaCO )
3
0 – 150 Soft
150 – 250 Medium
250 – 375 Hard
> 375 Very hard
.
will appear in the