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50 | English
Simple troubleshooting
Problem
Display shows
Please check brewing unit
Coffee or milk froth quality
varies considerably.
Water dripped onto the
inner floor of the appliance
when the drip tray was
removed.
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).
Bosch
Cause
Brewing unit is soiled.
Too much pre-ground coffee
in the brewing unit.
Build-up of limescale in the
appliance.
Drip tray removed too early.
Solution
Clean brewing unit.
Clean brewing unit.
(Pour in no more than 2 level
measuring spoons of ground
coffee).
Descale the appliance with
two descaling tablets as
described in the instructions.
Wait a few seconds after the
last drink was dispensed
before removing the drip tray.
TCC78K750 | 01/2009
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