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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 person-
nel, in compliance 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 instructions.
•
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/re-
placement of the products must only be carried out by qualified personnel using orig-
inal 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 im-
proper and therefore 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, sen-
sory 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 regulations.
•
The images given in this manual are a simplified representation of the product. In
this representation there may be slight and insignificant differences with respect to
the product supplied.
THE CE MARKING CERTIFIES THAT THE PRODUCTS MEET THE ESSENTIAL REQUIREMENTS
OF THE RELEVANT DIRECTIVES IN FORCE.
THE DECLARATION OF CONFORMITY MAY BE REQUESTED FROM THE MANUFACTURER.
2. OPERATING INSTRUCTIONS
2.1 Introduction
Dear Customer,
DIVACONDENS F D is a high-efficiency sealed chamber condensing heat generator
for heating and hot water production running on natural gas or LPG, and equipped with
a microprocessor control system.
2.2 Control panel
Panel
1
8
5
11
12
14
3
fig. 1 - Control panel
Key of panel 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
Water gauge
52
EN
2
9
10
15
7
eco
2
comfort
1
0
reset
4
13
16
6
cod. 3541N242 - Rev. 02 - 04/2018
DIVACONDENS F D
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 pause times the messages "d3", "d4" and "d5".
2.3 Lighting and shutdown
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.
When the boiler is turned off, the circuit board is still powered. Domestic hot water and
heating are disabled. The frost protection system remains activated. To relight the boiler,
press the on/off button (detail 7 fig. 1) again for 5 seconds.
17
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 frost protection system does not work when the power and/or gas to the
unit are turned off. To avoid damage caused by freezing during long shutdowns
3
in winter, it is advisable to drain all water from the boiler, the DHW circuit and
the heating system water; or drain just the DHW circuit and add a suitable an-
tifreeze to the heating system, as prescribed in sec. 3.3.
4
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 adjust 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. 2 - Turning the boiler off
fig. 3
fig. 4
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