Unic Stella di Caffe Technical Notes

68
FAULT
CODE
COMPONENTS CONCERNED POSSIBLE CAUSES CONSEQUENCES
CONDITIONS FOR EXIT
OF THE SECURITY
48 EH4
DOSAMAT sensor,
GROUP 4
disconnected, absence of signal:
- Check the sensor and the wiring
Manual start alarm
Automatic if fault
eliminated
49 EH4
DOSAMAT sensor,
GROUP 4
short circuit:
- Check the component and the wiring
Manual start alarm
Automatic if fault
eliminated
50 DOE Doser, HOT WATER
disconnected, absence of signal:
- Check the sensor and the wiring
Manual dosing alarm
Automatic if fault
eliminated
51 DOE Doser, HOT WATER
short circuit:
- Check the component and the wiring
Manual dosing alarm
Automatic if fault
eliminated
52 DOE Doser, HOT WATER
Interruption in counting for more than 5
seconds:
- Check that the doser turbine turns freely
and check the wiring (bad contact)
Dosage alarm or manual
stop
Automatic if fault
eliminated
53 DOE Doser, HOT WATER
Cycle time longer than 110 seconds,
insufficient flow:
- Check the cleanliness of the hydraulic
circuit
Cycle stop : EVE
Automatic if fault
eliminated
54 STS SteamAir sensor
disconnected, ABSENCE of supply of signal:
- Check the sensor and the wiring
Alarm, Manual stop
Automatic if fault
eliminated
55 STS SteamAir sensor
short circuit:
- Check the sensor and the wiring
Alarm, Manual stop
Automatic if fault
eliminated
56 STS SteamAir sensor
Reading outside the authorised range:
- Check the programmed value and the
sensor.
Alarm, Manual stop
Automatic if fault
eliminated
57 CP1
Pressure sensor,
GROUP 1
disconnected, absence of signal:
- Check the sensor and the wiring
Alarm
Automatic if fault
eliminated
58 CP1
Pressure sensor,
GROUP 1
short circuit:
- Check the sensor and the wiring
Alarm
Automatic if fault
eliminated
59 CP1
Pressure sensor,
GROUP 1
Reading outside the authorised range:
- Check the programmed value and the
sensor.
Alarm - Sensor reading
not accepted - Pressure
set point replaced by timer
(see coffee cycle with pre-
infusion)
Automatic if fault
eliminated
60 CP2
Pressure sensor,
GROUP 2
disconnected, absence of signal:
- Check the sensor and the wiring
Alarm
Automatic if fault
eliminated
61 CP2
Pressure sensor,
GROUP 2
short circuit:
- Check the sensor and the wiring
Alarm
Automatic if fault
eliminated
62 CP2
Pressure sensor,
GROUP 2
Reading outside the authorised range:
- Check the programmed value and the
sensor.
Alarm - Sensor reading
not accepted - Pressure
set point replaced by timer
(see coffee cycle with pre-
infusion)
Automatic if fault
eliminated
63 CP3
Pressure sensor,
GROUP 3
disconnected, absence of signal:
- Check the sensor and the wiring
Alarm
Automatic if fault
eliminated
64 CP3
Pressure sensor,
GROUP 3
short circuit:
- Check the sensor and the wiring
Alarm
Automatic if fault
eliminated

Unic Stella di Caffe Specifications

General

Brand	Unic
Model	Stella di Caffe
Category	Coffee Maker
Language	English