Bosch CTL836E.6, Instruction Manual

Page: 64 / 134

60
en Simple troubleshooting
Problem Cause Solution
There is water under the
drip tray�
This water is condensed� Do not insert drip tray without
cover�
Display shows
“ 12:00”
Power failure or appliance
switched off at mains.
Re-enter values; do not switch
the appliance off at the mains
or select the
“ off”
option in the
Clock displ� menu�
Display shows
“ Milk container
connected?”
despite connected milk
container�
Container is outside the range
of the sensor�
Position the container at the
right edge�
Material e�g� milk carton is not
recognised�
Confirm the display request
with
“ Yes”
or use the enclosed
milk container�
Display shows
“Overvoltage or
undervoltage”
Voltage too high or too low� Contact electricity or grid pro-
vider� Have the power supply
checked by an expert�
Display shows
“Leave device to cool“
Appliance is too hot� Switch off appliance for
30 minutes�
Display shows, for
example:
“ Fault: E0510”
The appliance has a fault� Proceed according to the
display screen�
Display shows
“Fill bean container”
although the container is
already full, or the grinder
is not grinding any beans�
Beans are not falling into the
grinding unit (beans too oily)�
Gently tap the bean container�
Possibly change the type of
coffee. When the bean con -
tainer is empty, wipe it with a
dry cloth�
Display shows
“ Clean brewing unit”
Brewing unit is soiled� Clean the brewing unit�
Too much ground coffee in the
brewing unit�
Clean the brewing unit� Do
not place more than two level
measuring spoons of ground
coffee in the drawer.
The mechanism of the
brewing unit is stiff.
Clean the brewing unit, see
the section “Care and daily
cleaning”�
Display shows
“Refill with still water
or remove filter”
Water tank wrongly inserted Insert water tank correctly
Carbonated water in the water
tank�
Fill the water tank with fresh tap
water�
Float is stuck in the water
tank�
Remove the tank and clean
thoroughly�
New water filter not rinsed
according to instructions, or
water filter used or defective.
Rinse the water filter according to
the instructions and then switch
on, or use a new water filter.
Air in the water filter. Dip the water filter into water
until no more air bubbles
escape, replace the filter.