Operating the appliance
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4.2 Setup menu
The boiler settings can be displayed and modified via the setup menu.
Proceed as follows:
▶Press O to open the setup menu.
▶ Navigate the menu with
M and N keys.
▶Press and hold
O to access a setting. Once the setting flashes it can
be modified.
▶ Change the setting via
M and N keys.
▶Press
O to save the setting. The setting no longer flashes.
The display values shown are the default settings.
4.3 Anti-Freeze Protection
Parts of the line may freeze during the cold season. Water permanently
flows through the heating system which significantly reduces the
probability of freezing.
▶ Check whether all radiator valves are open.
▶ Press
O to open the setup menu.
▶ Set the pump over-run time to 24 hours ( Chapter 4.2).
If the boiler is switched off, see Chapter 6.2.
4.4 Key lock
The setup menu can be locked to prevent the settings from being
changed by unauthorised personnel. Proceed as follows:
Activation
▶ Press the
M and N keys simultaneously for 5 seconds.
The word “Lock” is displayed for 5 seconds. The information menu
remains readable.
Fig. 6 Display - Lock
Disable
▶ Press the
M and N keys again simultaneously for 5 seconds to
remove the key block; the word “Lock” disappears.
Current ionisation current [μA].
Current burner output [%] during heating
mode R. Mod = modulation
Current pump speed [%].
Mod = modulation
Setup menu
“menu” is displayed for 1 second.
Heating mode is switched on.
Setting: On, Off.
▶ Set the maximum boiler flow temperature
based on the heating system type.
Adjustment range: 30 - 90 °C.
Examples of settings:
• 40 °C underfloor heating system
• 75 - 85 °C radiators
• 85 - 90 °C convectors
▶ Set the maximum output of the heating
system.
The output is displayed in % when modifying
the setting.
Adjustment range: 0 - 100%.
No information about DHW mode is shown
here.
▶ Change the minimum pump speed if
required.
Adjustment range:
30 % - max. (setting max. parameter).
▶ Increase the minimum pump speed if parts
of the heating system do not become hot
enough.
Table 5 Setup menu
Information menu
Table 4 Information menu
▶ Change the maximum pump speed if
required.
Adjustment range
min. (setting min. parameter):
• 50-V2 - 57%
• 65-V2 - 65%
• 85-V2 - 65%
• 100-V2 - 83%
▶ Reduce the maximum pump speed if
aggravating flow noises can be heard.
Pump over-run time following end of heating
demand [Min].
Adjustment range: 1 - 60 min./24 hours.
Setup menu
Table 5 Setup menu
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