Conti TWIN STAR 2, Technical Documentation Manual

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7.5.5 Time out coffee boiler heating:
If a coffee temperature sensor is disconnected, the same procedure as for the Overheating has
to be applied.
The display of the defective group will show:
Group Boiler
Heating
The alarm will be activated even if the group is deactivated.
To delete the alarm switch the machine off and on
(ON/OFF).
7.5.6 Coffee temperature sensor disconnected :
If a coffee temperature sensor is disconnected, the same procedure as for the Overheating has
to be applied.
The display of the defective group will show:
Temp probe
disconnected
To remove this alarm, switch off then on the machine.
7.5.7 Steam control system temperature sensor disconnected :
If a steam control system temperature sensor is disconnected:
- The LED of the steam push-button will blink
- The display of the group will show:
steam probe
disconnected
The steam push-button is still functioning but the steam control system is deactivated. The
steam push-button must be pressed again to stop the steam delivery..
To remove this alarm, switch off then on the machine.
7.5.8 Regeneration of water softener :
When a certain quantity of water has been used the LED of the CAPPU push-button will blink
and the left display will show:
Filter
regeneration
The message informs the user to change the cartridge (Brita) or to insert salt into the water
softener but does not stop the delivery of products.
When the regeneration has been carried out, suppress the message as follows:
1/ Turn off the machine (button On/Off).
2/ Keep pressing the 3
rd
push-button of the left group and switch the machine on again.
3/ Turn on the machine (button On/Off).
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