Unic Stella di Caffe Technical Notes

67
FAULT
CODE
COMPONENTS CONCERNED POSSIBLE CAUSES CONSEQUENCES
CONDITIONS FOR EXIT
OF THE SECURITY
33 SR3
Thermostat sensor,
GROUP 3
Reading outside the authorised range:
- Check the programmed value and the
sensor.
Heating stopped on Group
3
Control box BG3 on stand-
by
Automatic if fault
eliminated
34 DO3 Doser, GROUP 3
disconnected, absence of signal:
- Check the sensor and the wiring
Manual dosing alarm
Automatic if fault
eliminated
35 DO3 Doser GROUP 3
short circuit:
- Check the component and the wiring
Manual dosing alarm
Automatic if fault
eliminated
36 DO3 Doser, GROUP 3
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
37 DO3 Doser, GROUP 3
Infusion time more than 110 seconds,
insufficient flow:
- Check the cleanliness of the hydraulic
circuit or increase the grain size.
Infusion cycle stops
Automatic if fault
eliminated
38 EH3
DOSAMAT sensor,
GROUP 3
disconnected, absence of signal:
- Check the sensor and the wiring
Manual start alarm
Automatic if fault
eliminated
39 EH3
DOSAMAT sensor,
GROUP 3
short circuit:
- Check the component and the wiring
Manual start alarm
Automatic if fault
eliminated
40 TS4
Safety thermostat on
GROUP 4
triggered following overheating
- Check the regulation circuit SR4 and the
thermostat TS4 (manual reset)
Heating stopped on Group
4
Control box BG4 on stand-
by
Fault eliminated and
manual reset of TS4 and
machine reset
41 SR4
Thermostat sensor,
GROUP 4
disconnected, absence of signal:
- Check the sensor and the wiring
Heating stopped on Group
4
Control box BG4 on stand-
by
Fault eliminated and
machine reset performed
42 SR4
Thermostat sensor,
GROUP 4
short circuit:
- Check the sensor and the wiring
Heating stopped on Group
4
Control box BG4 on stand-
by
Fault eliminated and
machine reset performed
43 SR4
Thermostat sensor,
GROUP 4
Reading outside the authorised range:
- Check the programmed value and the
sensor.
Heating stopped on Group
4
Control box BG4 on stand-
by
Automatic if fault
eliminated
44 DO4 Doser, GROUP 4
disconnected, absence of signal:
- Check the component and the wiring
Manual dosing alarm
Automatic if fault
eliminated
45 DO4 Doser, GROUP 4
short circuit:
- Check the component and the wiring
Manual dosing alarm
Automatic if fault
eliminated
46 DO4 Doser, GROUP 4
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
46 DO4 Doser, GROUP 4
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
47 DO4 Doser, GROUP 4
Infusion time more than 110 seconds,
insufficient flow:
- Check the cleanliness of the hydraulic
circuit or increase the grain size.
Infusion cycle stops
Automatic if fault
eliminated

Unic Stella di Caffe Specifications

General

Brand	Unic
Model	Stella di Caffe
Category	Coffee Maker
Language	English