T20-T30 Servuce Manual 11/07/2014
Page 5 of 18
Figure 1: Machine User Interface
NOTE:
Because the boiler is electronically controlled no priming is necessary.
The element cannot switch on until a safe level of water is reached.
3.3.
TROUBLESHOOTING
The Ready/Status light signals various errors or problems.
A cycle of red flashes indicates an error. The number of flashes in a cycle corresponds to the
symptom in the table below:
Status/Diagnostic light guide:
No of
flashes
Symptom
Action required
2
Water level below elements. Normal
when machine first fills.
Check water pressure , if this is OK then call
service agent.
3
Temperature sensor failure (o/c)
Call service agent
4
Water not heating
Call service agent
5
Temperature sensor failure (s/c)
Call service agent
6
Machine not filling
Check water pressure. If OK
– switch machine off
and on again. If problem reoccurs - call service
agent.
Note:
Some of the error se quences w ill be displa ye d if there is low water
pressure. Please check tha t there is w ater pressure and tha t the w ater stop -
valve is open be fore calling your servi ce age nt.
For a more detailed description of error indica tors and correc tive ac tions see
section 4.7 of this manual.
Power
Button
Ready/Status
Indicator
Ecomode
Button