22
13.6 Removing stones from the grinding gear
Ⅲ Switch the machine off using the ON / OFF key (11).
Ⅲ Turn the power switch (27) off.
Ⅲ Open the lid of the bean tank (16) and remove the aroma preser-
vation cover (15).
Ⅲ Remove any beans with a vacuum cleaner.
Ⅲ Remove the screw in the bean tank (Fig. 9) and fold the finger
protection device up (Fig. 10).
Ⅲ Insert the key (Fig. 11).
Ⅲ Now turn the key counter-clockwise until the jammed stone is
released.
Ⅲ Remove any remaining powder with a vacuum cleaner.
Ⅲ Fold the finger protection device (Fig. 10) down and screw it
tight.
Ⅲ Fill the bean tank with fresh beans.
13.7 Changing the filter
After 50 litres of water the filter cartridge will need to be
replaced. The display will prompt you to change the filter.
Refer to Chapter 5.2 “Changing the filter”.
13.8 Prompt to run cleaning cycle
After having dispensed 220 products or after 80 rinsing cycles, the
IMPRESSA must be cleaned. You will be informed of this by a
message on the display. The machine will still make coffee, hot
water and steam. However, we recommend that you should run the
cleaning cycle (see Chapter 15) within the next few days.
Ⅲ SELECT PRODUCT /
CLEAN MACHINE
After another 30 products the display will change. You should run
the cleaning cycle now (see Chapter 15).
Ⅲ SELECT PRODUCT /
CLEAN NOW
13.9 Prompt to decalcify
Lime scale builds up in the IMPRESSA as a result of normal use.
The degree of calcification depends on the hardness of the water
you use. The IMPRESSA recognizes when you should run a decal-
cifying cycle. The machine will still make coffee, hot water and
steam. However, we recommend that you should decalcify the ma-
chine (see Chapter 16) within the next few days.
Ⅲ SELECT PRODUCT /
DE-SCALE MACHINE
After a while the display will change. You should run the decalci-
fying cycle now (see Chapter 16).
Ⅲ SELECT PRODUCT /
DE-SCALE NOW
13.10 Emptying the system
Requirements: The IMPRESSA has been switched off with the
ON / OFF key (11), but the power switch (27) is still turned on.
This is necessary to protect the machine against damage
occurring during transport as a result of frost.
Ⅲ Place a receptacle under the Professional Cappuccino Frother
(24).
Ⅲ Press one of the Steam keys until the following message is
displayed:
