Alarm
Cause
Effect
Gp.3
sensor
short circuited
This alarm is triggered when the brew
group 3 temperature sensor is out of
range
Brew group 3 heating blocked;
tap DEL on the display to cancel
the alarm
High
temperature
Gp.3
This alarm is triggered when the
temperature of brew group 3 has gone
above 120 °C
Brew group 3 heating blocked;
tap DEL on the display to cancel
the alarm
Gp.1
volume
meter failure
This alarm is triggered when group 1 is
brewing and the electronic control does
not receive signals from the flowmeter
corresponding to the same group
Brewing must be stopped
manually by pressing the same
button used for the brewing
in progress
Gp.2
volume
meter
failure
This alarm is triggered when group 2 is
brewing and the electronic control does
not receive signals from the flowmeter
corresponding to the same group
Brewing must be stopped
manually by pressing the same
button used for the brewing
in progress
Gp.3
volume
meter failure
This alarm is triggered when group 3 is
brewing and the electronic control does
not receive signals from the flowmeter
corresponding to the same group
Brewing must be stopped
manually by pressing the same
button used for the brewing
in progress
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