Bosch 2 Serie Gebrauchsanleitung Seite 58

en Troubleshooting
Fault
Display shows "Fill
water tank" despite
the water tank being
full.
Display shows "Clean
brewing unit".
Display shows "Incor-
rect voltage".
Display shows
"Calc'nClean re-
quired!" very fre-
quently.
Appliance cannot be
operated.
Change displays.
58
Cause and troubleshooting
Water tank is wrongly inserted.
▶ Insert the water tank correctly.
Carbonated water is in the water tank.
Fill the water tank with fresh tap water.
▶
Float is stuck in the water tank.
Remove the water tank.
1.
Clean the water tank thoroughly.
2.
New water filter was not rinsed as per instructions.
Rinse the water filter according to the instructions.
1.
Place the water filter into operation.
2.
Air is in the water filter.
Immerse the water filter in water with the opening
1.
facing upwards until no more air bubbles escape.
Reinsert the filter.
2.
Water filter is old.
▶ Insert a new water filter.
Limescale deposits in the water tank are blocking the
system.
Clean the water tank thoroughly.
1.
Start the Calc'nClean service programme.
2.
Brewing unit is soiled.
▶ Clean the brewing unit.
Mechanism of brewing unit is stiff.
▶ Clean the brewing unit.
There are problems with the power supply.
▶ Only operate the appliance at 220 - 240 V.
Decalcified water still contains small amounts of lime.
Insert a new water filter.
1.
Set the corresponding water hardness.
2.
Incorrect or too little descaling agent used.
▶ When descaling, only use suitable tablets.
Appliance is in demo mode.
To deactivate demo mode, press and hold the
1.
button for at least 5 seconds.
Remove the water tank.
2.
Fill the water tank with fresh water.
3.
Re-insert the water tank.
4.