ONE
35
Original instructions.
TROUBLESHOOTING
Problem
Possible cause
Solution
The machine does not start
up when turned on
The plug is not correctly
inserted into the power
socket
Check that the plug is correctly
inserted and that the power
socket is operational.
The circuit breaker and/or
differential are disconnected.
Check that they are connected.
The cable and/or plug are
damaged.
Call service personnel to replace
them.
The steam wand does not
dispense steam
The steam wand is clogged
with dried milk.
Clean the wand and, if necessary,
remove the nozzle and unclog it
using a pin or needle.
Water is found underneath
the machine
The drainage tube is blocked
with used grounds/rubbish.
Clean the drainage tube.
Problem
Possible cause
Solution
Coffee dispensing
temperature is too cold:
Heat-exchanger outlet pipes
are clogged with limescale.
Turn of the machine at the
switch and contact a technician
to make needed repairs.
Brewing groups do not
dispensing water:
Water system is clogged with
limescale.
Turn of the machine at the
switch and contact a technician
to make needed repairs.
Problem
Possible cause
Solution
Coffee dispensing is too
fast:
The coffee grind is too
coarse.
Switch to a finer grind of
espresso.
Coffee dispensing is too
slow:
The coffee grind is too fine.
Switch to a coarser grind of
espresso.
· Machine faults
· Brewing faults
· Limescale faults
