Melitta Purista 300 Série Mode D'emploi page 52

Troubleshooting
Problem
Coffee only emerges from
the outlet in drips.
Coffee does not flow.
Although the bean con-
tainer 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:
The display lights up with-
out having been activated:
52
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.
Software problem.
Brewing unit is not inserted.
Appliance is not fully
vented.
Action
Set a coarser grinding fineness (see
ƒ
section 6.8 on page 43).
Clean the brewing unit (see sec-
ƒ
tion 7.2 on page 44).
Run the cleaning programme (see
ƒ
section 7.3 on page 45).
Run the descaling program (see
ƒ
section 7.4 on page 46).
Fill the water tank and ensure it is
ƒ
positioned correctly (see section 4.3
on page 37).
Clean the brewing unit (see sec-
ƒ
tion 7.2 on page 44).
Press a direct key.
ƒ
Tap lightly on the bean container.
ƒ
Clean the bean container.
ƒ
Coffee beans are too oily. Use differ-
ƒ
ent coffee beans.
Contact the hotline.
ƒ
Check that the handle for the locking
ƒ
mechanism is correctly engaged (see
section 7.2 on page 44).
Press the "Coffee" direct key and the
ƒ
"2 cups" button simultaneously for
more than 2 seconds.
The appliance initialises.
Switch the appliance off and on again
ƒ
(see section 4.1 on page 35).
Contact the hotline.
ƒ
Insert and lock the brewing unit.
ƒ
Vent the machine, fill the water tank if
ƒ
necessary and then press the "Coffee"
and "Favourite coffee" direct keys
simultaneously.
Water flows into the drip tray when
doing so. The appliance is ready for
operation.
Clean the brewing unit (see sec-
ƒ
tion 7.2 on page 44).