Dalla Corte EVO2 Manual De Usuario página 76

Gr.2 vol. contr. fail.
CAUSE
This alarm is triggered when,
during an extraction on group 2,
the electronic control does not
receive impulses from group 1
flow meter.
EFFECT
Extraction must be stopped ma-
nually by pushing the same button
used to start the extraction itself.
Gr.3 vol. contr. fail.
CAUSE
This alarm is triggered when,
during an extraction on group 3,
the electronic control does not
receive impulses from group 1
flow meter.
EFFECT
Extraction must be stopped ma-
nually by pushing the same but-
ton used to start the extraction
itself.
Gr.4 vol. contr. fail.
CAUSE
This alarm is triggered when,
during an extraction on group 4,
the electronic control does not
receive impulses from group 1
flow meter.
EFFECT
Extraction must be stopped ma-
76
nually by pushing the same but-
ton used to start the extraction
itself.
Auto-fill time-out
CAUSE
This alarm is triggered when the
auto-filling mechanism cannot
bring the boiler water back to its
working level within the pre-set
time.
EFFECT
Auto-fill is locked; push DEL on
display to delete the alarm an
unlock auto-fill.
Safety level
CAUSE
This alarm is triggered when
boiler water level drops under
the safety probe limit.
EFFECT
Boiler heating up is locked; push
DEL on display to delete the
alarm. If the alarm is triggered
again, contact the authorized
Technical Service.
Grinder serial failure
CAUSE
This alarm is triggered when es-
presso machine and grinder can-
not communicate (GCS function).
EFFECT
Grinder self-adjusting is locked;
push DEL on display to delete
the alarm. If this alarm is trigge-
red again, contact the authorized
Technical Service and tempora-
rily use the 'continuous pouring'
button.