ONE
26
Original instructions.
To alert users that routine service of the machine is due or against a situation that could possibly cause damage to the machine, ONE
has the following alerts programmed into its software:
Error
Code
Alarm Name
Warning /
Alarm
Solution
A1
NTC is short-circuited
Alarm
Call a service technician to replace it
A2
NTC is not connected
Alarm
Call a service technician to replace it
A4
Steam Boiler
FillingUp timeout
Alarm
"Turn the main switch off and on again.
Check that the machine is receiving water."
A7
Drink too long
Warning
Pull the group lever down to remove the alarm
A10
Empty tank
Alarm
Refill the tank.
A11
Water tank not in place
Alarm
Put the tank in the correct position
Error
Code
Alarm Name
Warning /
Alarm
Solution
Steam boiler sensor
AL1 Temp. Probe shortcircuited
AL2 Temp. Probe unconnected"
Alarm
Call a service technician to replace it
Group boiler sensor
AL1 Temp. Probe shortcircuited
AL2 Temp. Probe unconnected"
Alarm
Call a service technician to replace it
Steam boiler FillingUp timeout
Alarm
Turn the main switch off and on again.
Check that the machine is receiving water."
Empty tank
Alarm
Refill the tank.
Water tank not in place
Alarm
Put the tank in the correct position
Drip tray full
*Only models with pressure profiling (8094)
Alarm
Empty the drip tray
Maintenance / Cleaning
(if enabled)
Warning
(Blinks)
Do the maintenance / Cleaning.
Reset counter on Barista menu.
Filter reset
Warning
(Blinks)
Replace water filter.
Reset counter on Barista menu.
Group flush routine
Alarm
Pull up the lever 10s (countdown)
1B versions
2B versions
· Alarms & Warnings
MACHINE ALERTS