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Operating the boiler
L
Info
key
The boiler status is displayed via the
Display
Display values, settings and codes can be read off the display. When the
boiler is first switched on via the mains plug, all symbols appear briefly
in the display.
Status display
Display when the boiler is switched on (approx. 1 second)
20.0
Current flow temperature [°C]
p2.0
Operating pressure [bar] (display
flashes if the operating pressure is too
low)
C
Chimney sweep mode (service
operation)
B
Burner in operation
R
Central heating ON
S
DHW ON
I
Pump running
T
Outside temperature display
An interlocking fault has occurred or
the boiler requires a service.
Table 13 Display indications in normal mode
O
Menu
key
To change the settings, open the setup menu via the
N
M
Down
and up
keys
You can navigate the various menus via the arrow keys. Press an arrow
key to change a setting or value.
Diagnostic plug
An external diagnostic tool can be connected here.
Burner LED
The Burner LED lights up when the burner is firing.
7.1
Information menu
After a few minutes of inactivity, the menu closes
automatically and the home screen is displayed.
Information on the status of the boiler is displayed on the information
menu. Proceed as follows:
L
▶ Press
to open the information menu.
M
▶ Navigate the menu with
and
L
▶ Press
to close the information menu.
Information menu
"info" is displayed for 1 second.
Maximum boiler flow temperature set [°C]
during heating mode and chimney sweep
mode.
"OFF" appears in the display when heating
mode is switched off.
Table 14 Information menu
30
L
key.
O
key.
N
.
Information menu
No information about DHW mode is shown
here.
Display of service code.
This information is only displayed if the wall
mounted gas condensing boiler requires a
service intervention.
For a comprehensive overview of the display
codes and corresponding explanations see
chapter 12.
Displays an operating code or fault code.
For a comprehensive overview of the display
codes and corresponding explanations see
chapter 12.
Current operating pressure [bar].
Current boiler flow temperature [ºC].
Outside temperature [ºC].
Only displayed with weather-compensated
control.
Calculated boiler flow temperature (setpoint)
[ºC] during heating mode R.
Current ionisation current [μA].
Current burner output [%]
during heating mode R.
Mod = modulation
Current pump speed [%].
Mod = modulation
Table 14 Information menu
7.2
Setup menu
The boiler settings can be displayed and modified via the setup menu.
Proceed as follows:
O
▶ Press
to open the setup menu.
M
▶ Navigate the menu with
and
O
▶ Press and hold
to access a setting. Once the setting flashes it can
be modified.
M
▶ Change the setting via
and
O
▶ Press
to save the setting. The setting no longer flashes.
The display values shown are the default settings.
Setup menu
"menu" is displayed for 1 second.
Table 15 Setup menu
N
.
N
.
6720814332 (2018/04)
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