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Heating system control
Key
Designation
Function
8
Operat. mode select. key
Select the operating modes
Holiday
Turn off the heating system during the holidays
(frost protection)
Page 21
Absence
Temporarily switch off heating
Page 21
Party
Extended heating
Page 21
Automatic
Automatic heating according to the preset
heating times = normal heating
Page 22
Summer
only DHW; heating off
Page 22
Constant heat.
Constant heating mode
Page 22
Reduced heat.
Constant reduced heating mode
Page 22
Standby
Syst. switched off- frost protect. activated
Page 22
9
Manual mode /
emission measurement
For heating technician only or for preliminary acknowl-
edgement of a maintenance prompt (see chapter
6.11.3).
10
Display
The basic display shows the day of the week, date
and time of the day, as well as the current boiler tem-
perature and room temperature (room station).
2
1
3
4
6
7
5
Possible readouts:
1 Active heating time 24h
2 Weekday display
3 Display of the active operating mode and the clock
programme
4 Time of the day
5 Selected operating mode
6 Date / Day / Month / Year
7 Boiler temperature and room temperature
11
Control panel fuse under
the hinged cover
Check the 6.3 A fuse if all displays remain dark. This
may only be done by the heating technician!
12
Safety limiter under the
hinged cover
If the boiler maximum temperature is being exceeded,
the burner switches off and is locked against restarting.
Notify your Customer Service Centre.
13
Brief operating instructions
on the hinged cover
Special brief operating instructions are provided with
the heating control.
14
Burner error lamp
Press the Reset button (see key 15).
15
Fault reset button
If despite pressing the “Fault reset” button, the burner
does not restart, notify your customer services.
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