Immergas EOLO Star 23 kW, Technical Documentation Manual, Page: 27 / 32

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STESkW ed 05/06 EOLO Star 23 kW
Technical Documentation Technical Documentation
Control and adjustment push buttons.
The EOLO Star 23 kW boiler features push buttons used to
select the functioning mode, to set the water temperature in the
central heating and d.h.w. modes and to set the boiler’s operating
parameters.
See the following table for the association of the push buttons:
List of Push
Buttons
Description
1 Reset Push Button
2 Stand-by / Summer / Winter Push Button
3
Push button (+) to increase d.h.w. tempera-
ture
4
Push button (-) to reduce d.h.w. tempera-
ture
5
Push button (+) to increase central heating
system water temperature
6
Push button (-) to reduce central heating
system water temperature
Programming the integrated board.
The EOLO Star 23 kW boiler is designed so that some of its
operating parameters can be programmed if wanted.
By modifying these parameters the boiler can be adapted to meet
one’s specific requirements.
To access the programming phase you have to proceed as fol-
lows:
Operating malfunctions signalled
Flashing code
displayed
Display illumi-
nation colour
Remote digital
display
No ignition block 01 Red 01
Safety thermostat overtemperature block, flame control
malfunction
02 Red 02
Electromechanical contacts * 04 Red 04
NTC delivery probe malfunction 05 Orange 05
NTC d.h.w. probe malfunction 06 Orange 06
Insufficient system pressure 10 Orange 10
Flue pressure switch failure 11 Orange 11
Parasite flame * 20 Red 20
Insufficient circulation 27 Orange 27
D.H.W. anti-leak circuit 28 Orange 28
CRD order anomaly or not compatible 31 Orange 31
- press push buttons (1) and (2) simultaneously for about 15
seconds;
- with push buttons (3) and (4) select the parameter you intend
changing, indicated in the following table:
List of
parameters
Description
P0 Solar panel selection
P1 Selecting the type of gas
P2 Selecting special gas G110
P3 Activating the anti-leak function
P4 Activating post d.h.w. circulation
P5 Minimum central heating power
P6 Maximum central heating power
P7 Central heating ignitions timer
P8 Central heating ramp timer
- modify the corresponding value with push buttons (5) and
(6), consulting the following tables;
- confirm the value set by pressing the Reset Push Button (1)
for about 5 seconds;
Operating malfunctions indicated.
In the event of a failure or malfunction, the illumination of
the EOLO Star 23 kW display changes colour, going from
green to orange if the problem can be rearmed electrically or
from green to red if the problem can be rearmed manually.
The relative error codes, given in the following table, flash at
the same time on the boiler display.
* From October 2005
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