11
1 Preparing and using for the first time
T
Hold the test strip briefly (for 1 second) under flowing water.
Shake off the water.
T
Wait for about 1 minute.
T
You will then be able to read the degree of water hardness
from the discolouration of the Aquadur® test strip and the
description on the packaging.
If the machine is operated with a defective mains cable, there is a
danger of potentially fatal electric shock.
T
Never use a machine which is damaged or has a defective
mains cable.
Milk, sparkling mineral water or other liquids can damage the water
tank or the machine.
T
Only fill the water tank with fresh, cold water.
Precondition:
The bean container has been filled.
T
Insert the mains plug into a power socket.
T
Press the On/Off button
Q
to switch the D4 on.
The Coffee symbol
>
lights up.
T
Touch the Coffee symbol
>
.
The Coffee symbol
>
and the Coffee Strength symbols
;
and
:
light up brightly.
E
The Coffee Strength symbols refer to the
water hardness
level
that you need to set: 1 – 15 °dH (
;
), 16 – 23 °dH (
:
),
24 – 30 °dH (
_
).
E
If you do not know the hardness of your water, you can find
this out first (see Chapter 1 ‘Preparing and using for the first
time – Determining the water hardness’).
T
Select the water hardness you require by touching the cor-
responding Coffee Strength symbol.
First-time use
J
WARNING
CAUTION
Summary of Contents for D4
Page 1: ...D4 Instructions for Use ...
