DOMIcondens HE 26 C
3
EN
cod. 3540Z852 - Rev. 01 - 08/2012
EN
1. GENERAL WARNINGS
•
Carefully read and follow the instructions contained in this instruction booklet.
•
After boiler installation, inform the user regarding its operation and give him this manual, which is
an integral and essential part of the product and must be kept with care for future reference.
•
Installation and maintenance must be carried out by professionally qualified personnel, in compli-
ance with the current regulations and according to the manufacturer's instructions. Do not carry
out any operation on the sealed control parts.
•
Incorrect installation or inadequate maintenance can result in damage or injury. The Manufacturer
declines any liability for damage due to errors in installation and use, or failure to follow the in-
structions.
•
Before carrying out any cleaning or maintenance operation, disconnect the unit from the electrical
power supply using the switch and/or the special cut-off devices.
•
In case of a fault and/or poor operation, deactivate the unit and do not try to repair it or directly
intervene. Contact professionally qualified personnel. Any repair/replacement of the products
must only be carried out by qualified personnel using original replacement parts. Failure to comply
with the above could affect the safety of the unit.
•
This unit must only be used for its intended purpose. Any other use is deemed improper and there-
fore hazardous.
•
The packing materials are potentially hazardous and must not be left within the reach of children.
•
The unit must not be used by people (including children) with limited physical, sensory or mental
abilities or without experience and knowledge of it, unless instructed or supervised in its use by
someone responsible for their safety.
•
The unit and its accessories must be appropriately disposed of, in compliance with the current reg-
ulations.
•
The images given in this manual are a simplified representation of the product. In this represen-
tation there may be slight and insignificant differences with respect to the product supplied.
2. OPERATING INSTRUCTIONS
2.1 Introduction
Dear Customer,
DOMIcondens HE 26 C
is a high-efficiency sealed chamber
condensing
heat genera-
tor for heating and hot water production running on natural gas or LPG, and equipped
with a microprocessor control system.
2.2 Control panel
Panel
fig. 1 - Control panel
Panel key fig. 1
1
DHW temperature setting decrease button
2
DHW temperature setting increase button
3
Heating system temperature setting decrease button
4
Heating system temperature setting increase button
5
Display
6
"Sliding Temperature" Menu - Summer/Winter mode selection - Reset button
7
Unit On/Off - Economy/Comfort mode selection button
8
DHW symbol
9
DHW mode
10
Summer mode
11
Multifunction
12
Eco (Economy) mode
13
Heating
14
Heating symbol
15
Burner lit and actual power level (flashing during combustion fault function)
16
Service Tool connection
17
Arrangement for clock
Indication during operation
Heating
A heating demand (generated by the Room Thermostat or Remote Timer Control) is in-
dicated by flashing of the hot air above the radiator on the display.
The display (detail 11 - fig. 1) shows the actual heating delivery temperature and, during
heating standby time, the message
“d2”
.
Domestic hot water (DHW)
A DHW demand (generated by drawing domestic hot water) is indicated by flashing of
the hot water under the tap on the display.
The display (detail 11 - fig. 1) shows the actual DHW outlet temperature and, during
DHW standby time, the message
“d1“
.
Comfort
A Comfort demand (reinstatement of temperature inside the boiler) is indicated by flash-
ing of the water under the tap on the display. The display (detail 11 - fig. 1) shows the
actual temperature of the water in the boiler.
Fault
In case of a fault (see cap. 4.4) the display shows the fault code (detail 11 - fig. 1) and,
during safety standby times, the messages
"d3"
and
"d4"
.
2.3 Lighting and turning off
Connection to the power supply
•
During the first 5 seconds the display will also show the card software release.
•
Open the gas cock ahead of the boiler.
•
The boiler is now ready to function automatically whenever domestic hot water is
drawn or in case of a heating demand (generated by Room Thermostat or Remote
Temperature Control).
Turning the boiler off and on
Press the
on/off
button (detail 7 - fig. 1) for 5 seconds.
fig. 2 - Turning the boiler off
When the boiler is turned off, the PCB is still powered. Domestic hot water and heating
are disabled. The antifreeze system remains activated. To relight the boiler, press the
on/off
button (detail 7 - fig. 1) again for 5 seconds.
fig. 3
The boiler will be immediately ready to work whenever domestic hot water is drawn or in case of a
heating demand (generated by the Room Thermostat or the Remote Timer control).
B
The antifreeze system does not work when the power and/or gas to the unit are
turned off. To avoid damage caused by freezing during long idle periods in win-
ter, it is advisable to drain all water from the boiler, DHW circuit and system; or
drain just the DHW circuit and add a suitable antifreeze to the heating system,
complying with that prescribed in sec. 3.3.
2.4 Adjustments
Summer/Winter Switchover
Press the
summer/winter
button (detail 6 - fig. 1) for 2 seconds.
The display activates the Summer symbol (detail 10 - fig. 1): the boiler will only deliver
domestic hot water. The antifreeze system remains activated.
To deactivate the Summer mode, press the
summer/winter
button (detail 6 - fig. 1)
again for 2 seconds.
Heating temperature adjustment
Use the heating buttons (details 3 and 4 - fig. 1) to vary the temperature from a min. of
30°C to a max. of 80°C; in any case, it is advisable not to operate the boiler below 45°C.
fig. 4
DHW temperature adjustment
Use the DHW buttons (details 1 and 2 - fig. 1) to adjust the temperature from a min. of
40°C to a max. of 50°C.
fig. 5
Room temperature adjustment (with optional room thermostat)
Using the room thermostat, set the temperature required in the rooms. If the room ther-
mostat is not installed, the boiler will keep the system at the set system delivery setpoint
temperature.
Room temperature adjustment (with optional remote timer control)
Using the remote timer control, set the required temperature in the rooms. The boiler will
adjust the system water according to the required room temperature. For operation with
remote timer control, please refer to the relevant instruction manual.
eco
comfort
reset
9
15
13
12
11
8
1
3
6
7
10
2
16
4
14
5
17
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Содержание DOMIcondens HE 26 C
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