Bosch TES 503 series Instruction Manual page 19

Do not clean with detergent or
other cleaning agents and do not put it in
the dishwasher.
8. Wipe out the inside of the appliance
thoroughly with a damp cloth and
remove any coffee residues.
9. Allow the brewing unit (5a) and the
inside of the appliance to dry.
10. Replace the cover (5f) on the brewing
unit and reinsert the brewing unit (5a)
fully into the appliance.
11. Press the eject lever (5d) up fully.
12. Slide the red lock (5e) fully to the right
and close the door (5b).
● Switch off the fully automatic espresso
machine when not in use. To do this,
press the
ance rinses and switches off.
● If possible, do not interrupt coffee or
milk froth dispensing. Cutting the coffee
or milk froth dispensing process short
results in higher energy consumption and
in more residual water collecting in the
drip tray.
● Descale the appliance regularly to avoid
a build-up of limescale. Limescale residue
results in higher energy consumption.
(12) button. The appli
j
Refer also to the quick reference guide
in the storage compartment (5c).
Depending on usage, the following mes
sages will appear on the display at certain
intervals:
Descale required!
or
Clean required!
or
Calc'n'Clean required!
The appliance should be cleaned or
de s caled immediately using the corre
sponding programme. You also have the
option of combining both processes with the
Calc'n'Clean function (see "Calc'n'Clean").
If the service programme is not run as
instructed, the appliance may be damaged.
¡ W a r n i n g !
Each time you run the service programme,
you should follow the instructions for using
the descaling and cleaning agents. Please
observe the safety instructions on the pack
aging of the cleaning agent.
Never interrupt the service programme!
Do not drink the liquids!
Never use vinegar, vinegar-based products,
citric acid or citric acid-based products!
Never put descaling tablets or other descal
ing agents in the ground coffee drawer or
the drawer for cleaning tablets (4)!