4
A
It is normally used to raise the domestic hot water
temperature, when the arrow is highlighted it
has the confirm function
B
It is normally used to lower the domestic hot water
temperature, when the arrow is highlighted it
has the back/cancel function
A+B
Access to the domestic hot water comfort func-
tions (see paragraph “2.3.9a DOMESTIC HOT
WATER COMFORT FUNCTION”)
C
It is normally used to raise the heating water
temperature, when the arrow
is highlighted
you can move inside the
P1
menu
D
It is normally used to lower the heating water
temperature, when the arrow
is highlighted
you can move inside the
P1
menu
A+C
Access to the menu for setting the clock (see par-
agraph “2.2a PROGRAMMING THE BOILER”)
1
Used to change the operating status of the boiler
(OFF, SUMMER and WINTER)
2
Used to reset the alarm status or to interrupt the
vent cycle
3
Used to access the INFO and
P1
menus. When
the icon
Enter
is shown on the display, the key
has the ENTER function and is used to confirm
the value set during the programming of a techni-
cal parameter
1+3
Lock and unlock keys
2+3
When the boiler is set to OFF it is used to start the
combustion analysis function (CO)
Indicates the connection to a remote device (OT
or RS485)
Indicates the connection to a WIFI device
Indicates the presence of an outdoor tempera-
ture sensor
Indicates the activation of special domestic hot
water functions or the presence of a system for
managing the solar thermal array
Indicates the connection to a heat pump (not
used on this model)
Displayed when a fault occurs and/or when there
is an alarm
Fault and/or service indicator
Indicates the presence of a flame, in the event of
a flame lockout the icon looks like
Reset
It comes on when there are alarms that require a
manual reset by the user
Enter
It comes on when there is an operation confirma
-
tion request
When the icon is active, it indicates that the
"confirm” function of button
A
is active
When the icon is active, it indicates that the
"back/cancel” function of button
B
is active
When the icon is active, it is possible to navi-
gate the menu or raise the value of the selected
parameter
When the icon is active, it is possible to navigate
the menu or lower the value of the selected
parameter
The icon comes on if central heating is active, it
blinks if a heating request is in progress
The icon comes on if domestic hot water is ac-
tive, it blinks if a domestic hot water request is in
progress
They indicate the set point level set (1 bar mini-
mum value, 4 bars maximum value)
1 2 3 4 5 6 7
Indicates the days of the week
AUTO
ON
Only if clock is enabled
MAN ON
Only if clock is enabled
MAN OFF
Only if clock is enabled
The user interface has the function of a machine interface, displaying the system settings and providing access to the parameters.
The display normally shows the temperature of the flow sensor unless there is a domestic hot water request in progress, then
the domestic hot water probe temperature is displayed; if no key is touched within 10 sec the current time is displayed (backlight
unlit).
The configuration MENU is organised with a multi-level tree structure. An access level has been fixed for each sub-menu: USER
level always available; TECHNICAL level password protected.
1.9A CONTROL PANEL
Your boiler is equipped with a large LCD display that indicates
the appliance operating status.
Fig. 1
RESET
+
MENU
+
A
A
C
C
1 2 3
1 2 3
BB
D
D
