16
Operating instructions 0020262548_01
first. The heating installation then returns to the pre-set oper-
ating mode.
5.4.3
Activating 1 day away from home
Op. mode
→
1 day away from home
Menu
→
Basic settings
→
Operating mode
→
ZONE1
→
1
day away from home
–
The
1 day away from home
advanced function brings
the room temperature to the desired
Set-back
temperat-
ure.
Domestic hot water generation and circulation are switched
off and the frost protection is activated.
Ventilation is activated and works at the lowest ventilation
level.
The advanced function is automatically deactivated after
00:00 (midnight) or you can cancel the advanced function
first. The heating installation then returns to the pre-set oper-
ating mode.
5.4.4
Activating Ventilation boost
Op. mode
→
Ventilation boost
Menu
→
Basic settings
→
Operating mode
→
ZONE1
→
Ventilation boost
–
This
Ventilation boost
advanced function switches the
zone off for 30 minutes.
The frost protection function is activated, and domestic hot
water generation and circulation remain active.
Ventilation is activated and works at the highest ventilation
level.
The advanced function is automatically deactivated after 30
minutes or you can cancel the advanced function first. The
heating installation will then return to the pre-set operating
mode.
5.4.5
Activating Party function
Op. mode
→
Party function
Menu
→
Basic settings
→
Operating mode
→
ZONE1
→
Party function
–
The advanced function regulates the room temperature
to the desired
Day
temperature, the domestic hot water
to the desired
Domestic hot water
temperature and the
ventilation to ventilation level
Max. vent. stage: Day
in
accordance with the set time periods. The circulation is
activated.
The advanced function is automatically deactivated after six
hours or you can cancel the advanced function first. The
heating installation will then return to the pre-set operating
mode.
5.4.6
Activating Cylinder boost
Op. mode
→
Cylinder boost
–
The
Cylinder boost
advanced function heats the water
in the domestic hot water cylinder until it reaches the set
desired temperature
Domestic hot water
.
The advanced function is active for one hour unless you can-
cel it sooner. The heating installation then returns to the pre-
set operating mode.
5.4.7
Activating System OFF active
Op. mode
→
System OFF active
–
The
System OFF active
advanced function switches off
the heating function, the domestic hot water circuit, the
circulation and the cooling. The frost protection function
is activated.
Ventilation is activated and works at the lowest ventilation
level.
The advanced function is deactivated by cancelling the ad-
vanced function. The heating installation will then return to
the pre-set mode.
5.5
Messages
5.5.1
Maintenance message
Maintenance messages (
→
Appendix C)
If maintenance is required, the system control displays a
maintenance message in the display.
To prevent the heating installation from breaking down and
to prevent damage, you must pay attention to the mainten-
ance message:
▶
Observe the operating instructions for the unit shown.
▶
Only carry out the maintenance instructions that are de-
scribed in the operating instructions for the unit shown.
▶
For all other maintenance instructions, inform the com-
petent person.
5.5.2
Fault message
Fault messages (
→
Appendix B)
A fault message with fault code (e.g. F.33) and the affected
heat generator appear in the system control's display.
▶
Press the
Reset
selection button.
–
Heat generator fault clearance?
appears in the
display.
▶
Press the
OK
selection button.
–
Faults are cleared for the heat generator
briefly
appears in the display.
▶
If the fault persists, inform the competent person.
If you would like to see the basic display on the display
again, press the left-hand selection button
Back
.
You can read the current fault messages under
Menu
→
In-
formation
→
System status
→
Fault status
. As soon as a
fault message occurs for the heating installation, the setting
level displays the value
Fault list
. The right-hand selection
button has been assigned the
Display
function.
6
Troubleshooting
Troubleshooting faults (
→
Appendix B)
