10
P1
S2
KW
S2 = buffer tank probe
P1 = circulation pump
KW = climatic probe
S1
fig. 12 - Configuration with Buffer Tank
4. Components Description
4.1 Display
4
6
5
2
3
1
fig. 13 - Display
Button Function
Description
1
ESC
Exit from menu or
submenu
2
ON / OFF,
Reset
alarm
Hold the button for 3
seconds
3
SET
Enter in the menu or
submenu; Confirm pa-
rameters; Save chan-
ges.
4 - 6
Run menu Push the button to cho-
ose the menu
Modify
values
Choose the value to set
5
Alarm led
A red led appears in
case of alarm
The fig.14 shows the display screen when
the boiler/thermostove is off.
Clock
Summer/winter mode
boiler temperature
boiler status
temperature
set
combustion power
room fan
Chrono ON
fig. 14 - Main screen
OFF
4.2 Messages
Message
Description
Sond
Control of sondes in Check
Up phase
Cleaning
A careful cleaning of the hea-
ter is necessary. Appears au-
tomatically after some hours
of work
Block state
name
The message appears if the
appliance was shut down not
manually in the ignition phase
(after pre-load). The heater
will shut down automatical-
ly when the working cycle is
compleated.
Link Error
Missing connection between
display and motherboard
Cleaning On Cleaning in progress
Night Mode
The heater is entered in the
night mode
Soft Mode
Soft Mode function
Refill
Pellet is finished
In the following tables is explained the
User Menu N 1 (press SET once to access)
and the User Menu N 2 (press and hold for
a while the button SET to access). Press
the arrow buttons to choose the desired
menu or value, confirm by pressing SET
once. Press ESC to return in the previous
menu. The menus protected with PW are
for Ungaro authorized service technicians.
The presence of some options depends on
the type of configuration set.
Off
