Hoval UltraGas (15-1000) Operating Instructions Manual page 13

Key
8
� � �
9
� � �
10
11
12
13
14
4 210 265 / 00
Designation
Operating mode selection key

Holiday

Absence

Party

Automatic

Summer

Constant heating Constant heating mode

Reduced heating Constant reduced heating mode

Standby
Manual mode / emission
measurement
Display
Control panel fuse under
the hinged cover
Reset button under the
hinged cover
Brief operating instructions
on the hinged cover
Burner error lamp
Function
Select the operating modes
Turn off the heating system during the holidays (frost
protection)
Temporarily switch off heating
Extended heating
Automatic heating according to the preset heating
times = normal heating
only DHW; heating off
System switched off - Frost protection activated Page 16,17,19
For heating technician only or for preliminary acknowl-
edgement of a maintenance prompt (see chapter
6.11.3).
The basic screen shows the day of the week, date
and time of the day, as well as the current heat pro-
duction temperature or another temperature (system
dependent).
1
2
3
4
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 Heat production temperature or another tempera-
ture (system dependent).
Check the 6.3 A fuse if the display 11 stays dark. This
should only be done by the heating technician!
Press the Reset button under the hinged cover if the
display shows "Error". If this happens frequently, notify
your Customer Service centre.
Special brief operating instructions are provided with
the heating control.
Press the Reset button (see no. 12)
Page 16-18
Page 16-18
Page 16,18
Page 16,19
Page 16,19
Page 16,19
Page 16,17,19
Heating system control
6
7
13