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LCD
FUNCTION
Heating delivery tem-
E22
perature between 90°C
+
and 100°C
E25
Boiler in antifreeze
+
E26
Gas valve fault
+
E28
Tank NTC probe failure
+
Communication
E50
+
remote control lost
Maximum number of
E52
+
remote unlock attempts
Modulating
E68
+
fault
Incorrect boiler config-
E69
+
uration
Boiler off, (antifreeze
protection active)
Boiler in winter (heat-
ing/DHW) and stand-by
Boiler in summer (DHW
only) and stand-by
Boiler with DHW power
request.
The DHW temperature
is displayed.
Boiler
power request.
The temperature of the
primary heating circuit
is displayed.
Burner ignition
(discharge)
Flame detected
(burner ignited)
- 8 -
BOILER DESCRIPTION
with
operator
with
heating
LCD
FUNCTION
Boiler
ti-freeze
Boiler in heating an-
ti-freeze phase (the
symbol flashes)
Heating set tempera-
ture
(all other symbols are
disabled)
DHW set temperature
(all other symbols are
disabled)
Boiler
sweep function.
To activate the chim-
ney sweep function, set
"parameter P06≠0".
1 = minimum power
2 = maximum power
During the the chimney
sweep
do not flash.
in
DHW
an-
phase
(the
symbol flashes)
in
chimney
function,
the
and/or
symbols
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