11
ENd USER
G1
H1
F1
C1
D1
E1
A1
1
B1
Boiler temperature
5
MAIN SCREEN
MODE SELECTION
Press the central heating mode key (5) to select the va-
rious modes. The active mode is shown by a line under
the corresponding symbol.
Automatic
s
In automatic mode, room temperature is controlled by
the time program.
Characteristics:
− Central heating operates according to the time
program.
− The temperature setpoint is set to comfort "
o
"
or reduced "
l
"
− All protection functions are active
− Summer/winter switching is automatic (ECO fun-
ctions). Continuous operation of central heating
is limited to 24h .
Continuous operation
o
or
l
In continuous mode, room temperature is controlled on
the basis of the comfort/reduced setting:
o
Central heating set to comfort setpoint
l
Central heating set to economy setpoint
Characteristics:
− Central heating is continuously on with no time
program.
− All protection functions are active.
− Summer/winter switching is automatic (ECO fun-
ctions). Continuous idle time for central heating
is limited to 24h if comfort level is selected (see
parameters 730 and 732).
Frost protection
s
In frost protection mode the central heating is switched
off, but the system remains protected against frost (pro-
vided the electrical supply remains switched on).
Characteristics:
− Central heating is switched off.
− Temperature is set to the frost protection setpoint.
− All protection functions are active. .
5
A1
DHW production mode: ON or OFF.
Press the DHW key (1) to switch DHW on or
off (as shown by the line under the symbol).
B1
Central heating modes: Press the central
heating mode key (5) to activate the various
modes as shown by the line under the corre
sponding symbol.
C1
Current time
D1
COMFORT heating mode
E1
Message area
F1
Daily heating program indicator
G1
Current boiler temperature (If parameter 22
= “Permanently” the most recent
information selected in “Information
mode” is displayed.)
H1
Burner running .
