13
1 Preparing and using for the first time
T
Fill the water tank with fresh, cold water and reinsert the
tank.
SWITCH OPEN
The arrow on the switch lights up.
T
Place a receptacle under the fine foam frother and under the
coffee spout.
j
T
Turn the switch to the
m
position.
SYSTEM FILLING
, the system fills up with water.
SWITCH CLOSE
h
T
Turn the switch to the
°
position.
The illuminated arrow on the switch goes out.
SYSTEM FILLING
, the system fills up with water.
HEATING
, the machine heats up.
RINSING
, the system is rinsed. The rinse stops automat-
ically.
READY
appears on the display. Your IMPRESSA is
ready for use.
You can find out what the water hardness is by using the Aquadur®
test strip supplied as standard.
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 discoloration of the Aquadur® test strip and the
description on the packaging.
Level
Display German
Degree (°dH)
Degrees of general
hardness (°dGH)
Parts per
million (ppm)
Indicator Strip number
of
‘
reddish
’
fields
Not active
–
–
–
–
Very soft water
<3
<3
< 53.4
None
Soft water
> 4
> 4
> 71
1
Hard water
> 8.4
> 8.4
> 150
2
Very hard water
> 14
> 14
> 250
3
Determining the water
hardness
