Operating the appliance | 31
6 720 ... ... (YYYY/MM)Product Name
Switching the appliance off
▶ To switch off: use the main appliance on/off switch on the control
panel. The display goes blank.
▶ If the appliance is to be taken out of service for a while: Check the
anti-freeze ( Section 9.8).
9.4 Heating mode
9.4.1 Heating mode on/off
▶ Press the Heating mode button repeatedly until the display
shows the Heating mode on symbol or the Heating mode off
symbol flashing.
Fig. 38 Heating display
▶ Press the + or – button to select Heating mode on or off:
– =Heating mode on
– = Heating mode off
▶ Press the ok button to save the setting.
The tick symbol will be displayed briefly.
Fig. 39 Heating mode display
The burner symbol is displayed when the there is a heating
demand.
9.4.2 Set the maximum flow temperature
The maximum flow temperature can be set between 30 °C and 82 °C
1)
.
The current flow temperature appears on the display.
When in the Heating mode:
▶ Press the button.
The display shows the flashing maximum flow temperature and the
Heating mode symbol is displayed.
Fig. 40 Maximum flow temperature
▶ Press the + or – button to set the desired maximum flow
temperature.
▶ Press ok to save the setting.
The tick symbol is displayed briefly to confirm that the setting
has been saved.
Fig. 41 Setting the maximum flow temperature
The controller has a pump anti-seize function for when
the pump is inactive for a long period of time, the pump
is run periodically to prevent it seizing. If the controller is
turned off, then this function is inactive.
NOTICE: Risk of the system freezing
When the heating is turned off, only the appliance is
protected from frost.
▶ Check the anti-freeze if there is at risk of freezing
( Page 33).
No heating will occur if the Heating mode has been set to
off.
6 720 619 605-15.1O
6 720 619 605-14.1O
1) The maximum value can be reduced by the service technician.
For under-floor heating be aware of the maximum flow
temperature.
Flow temperature
(approx.)
Example
50 °C Under-floor
75 °C Radiators
82 °C Convection
Table 17 Maximum flow temperatures
6 720 619 605-13.1O
6 720 619 605-14.1O
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