5-35
CHAPTER 5 - USE
GENERAL
SAFETY
GENERAL
DESCRIPTION
USE
MAINTENANCE
TRANSPORT AND
INSTALLATION
5.14.1 Group alarms
The letter x in the “Code” column indicates the name of the group.
ALARM CODE CAUSE SOLUTION
Timeout contatore volumetrico AFx Pulses of counter not read since 6 secs.
It resets if pulses are read again. If not,
the “brewing process” alarm will trigger.
Motor pulse failure AMx1
While motor moves, the relevant pulses are
not read
Reset by calibrating the point 0
Motor start alarm AMx2
Motor has encountered an unexpected
mechanical lock
Reset by adjusting the point 0
Minimum boiler temperature
of group x, short-circuited
sensor
AGx3 Temperature detected is lower than 0°C
Steam distribution shuts off. Press DEL
key on the display to cancel the alarm
Maximum boiler temperature
of group x, sensor interrupted
AGx2 Temperature detected is higher than 127°C
It resets automatically when temperature
goes below 126,5°C
Lever position alarm ALx1
Wrong lever position while coffee dispensing
is not in progress: e.g.: the lever is between
two positions
Move the lever to rest position
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