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![](https://files.manualsfile.com/11575378-tiu20508/bg22.png)
en-us Troubleshooting
34
Issue Cause and troubleshooting
Display shows "Fill wa-
ter tank" despite the
water tank being full.
Water tank is inserted wrong.
▶ 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.
1. Remove the water tank.
2. Clean the water tank thoroughly.
New water filter was not rinsed as per instructions.
1. Rinse the water filter according to the instructions.
2. Place the water filter into operation.
Air in the water filter.
1. Immerse the water filter in water with the opening
facing upwards until no more air bubbles escape.
2. Reinsert the filter.
Water filter is old.
▶ Insert a new water filter.
Limescale deposits in the water tank are blocking the
system.
1. Clean the water tank thoroughly.
2. Start the Calc'nClean service program.
Display shows "Clean
brewing unit".
Brewing unit is soiled.
▶ Clean the brewing unit.
Mechanism of brewing unit is stiff.
▶ Clean the brewing unit.
Display shows "Incor-
rect voltage".
There are problems with the power supply.
▶ Only operate the appliance at 120V∼.
Display shows
"Calc'nClean required!"
very frequently.
Decalcified water still contains small amounts of lime.
1. Insert a new water filter.
2. Set the corresponding water hardness.
Incorrect or too little descaling agent used.
▶ When descaling, only use suitable tablets.
Appliance cannot be
operated.
Change displays.
Appliance is in demo mode.
1. To deactivate demo mode, press and hold
button
for at least 5seconds.
2. Remove the water tank.
3. Fill the water tank with fresh water.
4. Reinsert the water tank.
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