Appendix
0020298974_00
sensoHOME
Operating and installation instructions
21
Appendix
A Troubleshooting, maintenance message
A.1 Troubleshooting
Symptom
Possible cause
Measure
Display remains dark
The batteries are flat
1. Change all the batteries. (
→
Page 17)
2. If the fault persists, inform the competent
person.
Software error
1. Press and hold the button on the top right
of the control for longer than five seconds
in order to force a restart.
2. Switch the mains switch on the heat gener-
ator that feeds the control off and back on
again.
3. If the fault persists, inform the competent
person.
No changes in the
display can be made
via the control ele-
ments
Software error
1. Press and hold the button on the top right
of the control for longer than five seconds
in order to force a restart.
2. Switch off the mains switch on all heat
generators for approx. 1 minute and then
switch them on again.
3. If the fault message persists, inform the
competent person.
Display:
F. Boiler
fault
, the specific fault
code (e.g. F.33) with
the specific boiler is
shown in the display
Boiler fault
1. Reset the boiler by first selecting
Reset
and then
Yes
.
2. If the fault message persists, inform the
competent person.
Display: You do not
understand the set
language
Incorrect language set 1.
Press
twice.
2.
Select the last menu item (
SETTINGS)
and confirm by pressing
.
3.
Under
SETTINGS, select the second
menu item and confirm by pressing
.
4. Select the language that you understand
and confirm by pressing
.