Bosch TES503M1DE, Instruction Manual

Page: 46 / 94

42 en
Robert Bosch Hausgeräte GmbH
Problem Cause Solution
The water ilter does not
stay in position in the water
tank (16).
The water ilter is not
mounted correctly.
Firmly press the water ilter
straight down into the tank
connection.
Display shows
Check water tank
Water tank has been
incorrectly inserted or the
new water ilter has not
been rinsed according to
instructions.
Insert the water tank correctly or
rinse the water ilter according to
instructions and then switch on.
Carbonated water in the
water tank. Fill the water tank with fresh tap
water.
The coffee grounds are not
compact and are too wet. The grinding setting is too
ine or too coarse, or not
enough ground coffee has
been used.
Adjust the grinding unit to a
coarser or iner setting, or use
2 level measuring spoons of
ground coffee.
Display shows
Clean brewing unit
Brewing unit (5) is soiled. Clean brewing unit (5).
Too much pre-ground cof-
fee in the brewing unit (5). Clean brewing unit (5). Pour in
no more than 2 level measuring
spoons of ground coffee.
The brewing unit’s mecha-
nism is stiff.
Remove and clean the brewing
unit, see “Maintenance and
daily cleaning”.
Coffee or milk froth quality
varies considerably. Build-up of limescale in the
appliance. Descale the appliance as
described in the instructions.
Water dripped onto the
inner loor of the appliance
when the drip tray (8) was
removed.
Drip tray (8) removed too
early. Wait a few seconds after the
last drink was dispensed before
removing the drip tray (8).
Display shows
Insert brewing unit
Brewing unit (5) is missing
or was not recognised. Switch off the appliance with the
brewing unit (5) in place, wait
three seconds and switch on the
appliance.
Restore the unit to its
original factory settings
(“Reset”).
You changed some set-
tings and want to discard
them. Turn off the unit with the power
on/off switch
O / I (9). Press and
hold the
e
off /
j
(12) and the
h
(11) button and turn the appliance
on with the power on/off switch
O / I
(9). Conirm by pressing the
start button start (10). The fac-
tory settings are now activated.
If you are unable to solve the problem, always call the hotline!
You will ind the telephone numbers at the back of these instructions.