Melitta Latticia OT Mode D'emploi page 32

Troubleshooting
Problem
Coffee only emerges from the outlet
in drips.
Coffee does not flow.
Although the bean container is full,
the appliance indicates that coffee
beans must be filled.
Loud grinder noise.
Brewing unit cannot be inserted after
removing.
Rapid alternate flashing of the
displays:
Rapid alternate flashing of the
displays:
Rapid alternate flashing of the
displays:
Rapid alternate flashing of the
displays:
The display flashes rapidly without
having been activated:
32
Cause
Grinding fineness is too fine.
Appliance is soiled.
Appliance is covered inside with
limescale.
Water tank is not filled or is not
correctly inserted.
Brewing unit is clogged.
Coffee beans do not drop into the
grinder.
Foreign objects in the grinder.
Handle for the locking mechanism of
the brewing unit is not in the correct
position.
Drive is not in the correct position.
The appliance does not heat up.
Problem with temperature sensor
Problem with brewing unit drive
Brewing unit is not inserted.
Appliance is not fully vented.
Action
Set a coarser grinding fineness (see section 5.3,
page 24).
Clean the brewing unit (see section 7.2, page 26).
Run the cleaning program (see section 7.5,
page 28).
Run the descaling program (see section 7.6,
page 29).
Fill the water tank and ensure it is positioned
correctly (see section 4.1, page 23).
Clean the brewing unit (see section 7.2, page 26).
Press a direct key.
Tap lightly on the bean container.
Clean the bean container.
Coffee beans are too oily. Use different coffee beans.
Contact the hotline.
Check that the handle for the locking mechanism is
correctly engaged (see section 7.2, page 26).
Press the "Coffee" and the "Cappuccino" direct keys
simultaneously for more than 2 seconds.
The appliance initialises.
Switch the appliance off and on again.
Contact the hotline if the problem persists.
The appliance switches off automatically after
10 seconds. Switch the appliance on again.
Contact the hotline if the problem persists.
The appliance switches off automatically after
10 seconds. Switch the appliance on again.
Contact the hotline if the problem persists.
Insert and lock the brewing unit.
Vent the appliance, press any button to do this.
Clean the brewing unit (see section 7.2, page 26).