1.9
Circulation pump
the flow-head performance curve available for the heating
system is shown in the graph below.
RESIDUaL HEaD (mbar)
600
500
400
300
200
100
0
0
200
400
m
CaUTION
the appliance is equipped with a by-pass which
ensures water circulation in the boiler when the
thermostatic valves or cocks are used in the system.
1.10
Control panel
2
2
1
KNOBS
1
t
the heating knob allows the user to set the heating
temperature to between 20 and 80°c during normal
operation.
r
the domestic hot water knob allows the user to set the
domestic hot water temperature to between 10 and 60°c
during normal operation.
60
600
800
1000
1200
fLOw (l/h)
Fig. 4
3
2
2
1
2
Fig. 5
fUNCTIONaL BUTTONS
2
s
If pressed once or more than once for at least 1 second
during normal operation, this button allows the user to
change the boiler operating mode in a cyclical sequence
(Stand-by – Summer – Winter).
<
this allows the user to scroll through the parameters or
decrease the values.
>
this allows the user to scroll through the parameters or
increase the values.
o
this allows the user to confirm the selected parameter
or to modify the value or to "unblock" the appliance
when the alarm for a "block" malfunction is present.
c
programming connector cover plug.
pressing any one of these buttons for more than 30
NOTE:
seconds generates a fault on the display without preventing
boiler operation. the warning disappears when normal
conditions are restored.
DISPLay
3
l
. this symbol appears when the boiler is
"SUmmER"
operating in Summer mode or if only the domestic hot
water mode is enabled via the remote control. If the
and
are flashing, this indicates that the
symbols
l
n
chimney sweep function is active.
n
"wINTER"
. this symbol appears when the boiler is
operating in Winter mode or if both the domestic hot
water and heating modes are enabled via the remote
control. With the remote control, if no operating modes
have been enabled both symbols
R
. this message only appears if there
"RESET REQUIRED"
is a malfunction which must be or may be restored
manually.
r
"DOmESTIC HOT waTER"
a request for dHW or when the chimney sweep function
is operating; it flashes during the domestic hot water set
point selection.
t
. this symbol is present during heating
"HEaTING"
operation or when the chimney sweep function is
operating; it flashes during the heating set point
selection.
f
"BLOCK" DUE TO NO fLamE
F
.
"fLamE PRESENCE"
"aLaRm"
. this indicates that a fault has occurred. the
number specifies the cause which generated the alarm
(see paragraph "fault / malfunction codes".
EN
l
and
n
will be off.
. this symbol is present during
.