27
4.11 Boiler control panel (gas side)
The boiler control panel can be used locally ONLY by the tech-
nical assistance service or by an authorised maintenance tech-
nician.
2
1
Fig. 37
1
FUNCTIONAL BUTTONS
y
Press for more than one second and release to step
through the operating modes (Stand-by – Summer –
Winter). Also use this key to reset a resettable lockout.
r
During normal operation, pressing the button displays
the domestic hot water set point which can be between
10 and 60°C. In "parameter setting", the engineer can
scroll through the parameter index (decreasing) by
pressing this button.
t
During normal operation, pressing the button displays
the heating set point which can be between 20 and
80°C. In "parameter setting", the engineer can scroll
through the parameter index (increasing) by pressing
this button.
<
During normal operation, pressing this button allows
the user to reduce the heating or DHW set point on the
basis of the selection made previously. If there is a Re-
mote Control (Open Therm), after having selected the
heating button, the user can modify the incline of the
climatic curve (decreasing it) by pressing the button (
-
).
In "parameter setting/display", the engineer can modi-
fy the parameter setting or value (decreasing) by press-
ing this button.
>
During normal operation, pressing this button allows
the user to increase the heating or DHW set point on
the basis of the selection made previously. If there is
a Remote Control (Open Therm), after having selected
the heating button, the user can modify the incline of
the climatic curve (increasing it) by pressing the button
(
+
). In "parameter setting/display", the engineer can
modify the parameter setting or value (increasing) by
pressing this button.
c
Programming connector cover plug.
NOTE:
pressing any one of these buttons for more than 30 sec-
onds generates a fault on the display without preventing boiler
operation. The warning disappears when the button is released.
2
DISPLAY
l
“SUMMER”
. This symbol appears when the boiler is op-
erating in "Summer" mode or if only the domestic hot
water mode is enabled via the remote control. If the
symbols
l
and
n
are flashing, this indicates that the
chimney sweep function is active.
n
“WINTER”
. This symbol appears when the boiler is oper-
ating 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
l
and
n
will be off.
d
“RESET REQUIRED”
. The message indicates that after
having corrected the problem, normal boiler operation
can be restored by pressing the button
y
.
r
“DOMESTIC HOT WATER”
. This symbol is present during
a DHW request or during the "chimney sweep function"
It flashes during the selection of the domestic hot water
set point.
t
“HEATING”
. This symbol lights up during heating oper-
ation or during the "chimney sweep function It flashes
during the selection of the heating set point.
f
“LOCKOUT” DUE TO NO FLAME
.
F
“FLAME LIT"
.
v
“POWER LEVEL"
. This indicates the power level at which
the boiler is operating.
p
“PARAMETER"
. This indicates when the engineer is in
parameter setting/display, or "info" or "counter", or in
"activated alarms" (history).
A
“ALARM"
. This indicates that a fault has occurred. The
number specifies the cause which generated the alarm.
z
“CHIMNEY SWEEP"
. This indicates that the "chimney
sweep function" has been activated.
a
“HEATING SYSTEM PRESSURE"
. Display of heating sys-
tem pressure.
E
"ECO", ALTERNATIVE ENERGY SOURCES
. Where active, it
indicates that there is a solar system available.
c
"MAINTENANCE REQUEST"
. If active, it shows it is time to
perform maintenance on the boiler.
