English |
61
Bosch
TCC78K751 | 02/2014
Problem
Cause
Solution
The water filter does not
stay in position in the water
tank.
The water filter is not mount-
ed correctly.
Firmly press the water filter
straight down into the tank
connection.
The coffee grounds are not
compact and are too wet.
The grinding setting is too
fine or too coarse, or not
enough ground coffee has
been used.
Adjust the grinding unit to a
coarser or finer setting, or use 2
level measuring spoons of ground
coffee.
Display shows
Clean brewing unit
Brewing unit has a build up
of coffee residue
Clean brewing unit.
Too much pre-ground coffee
in the brewing unit.
Clean brewing unit.
(Pour in no more than 2 level
measuring spoons of ground
coffee).
The brewing unit’s
mechanism is stiff.
Clean brewing unit (see “Daily
maintenance and cleaning”).
Coffee or milk froth quality
varies considerably.
Build-up of limescale in the
appliance.
Descale the appliance with two
descaling tablets as described in
the instructions.
Water dripped onto the in-
ner floor of the appliance
when the drip tray was
removed.
Drip tray removed too early. Wait a few seconds after the last
drink was dispensed before re-
moving the drip tray.
If you are unable to solve the problem, do not try to find the fault yourself or dismantle the
appliance or repair it yourself. Call the hotline (see rear cover).
Simple troubleshooting
Technical data
Power connection (voltage/frequency)
220-240 V / 50-60 Hz
Heater wattage
1700 W
Maximum static pump pressure
19 bar
Maximum water tank capacity (without filter)
2.5 liters
Maximum capacity of the coffee bean container
1000 grams
Length of power cable
150 cm
Dimensions (H x W x D)
454 x 594 x 535 mm
Weight, empty
25.9 kg
Type of grinding unit
Ceramic
