Radiant R1K 75 User manual

R1K 75 - RAD - ING - Man.Ut. - 1901.1_con_PA_AHS
Use Manual for model
Premix condensing system boiler
only heating
R1K 75

R1K 75_Man.Ut._AHS_EN
Contact Details
Office Address: 10 Frankston Gardens Drive,
Carrum Downs, Victoria, Australia, 3201
Email Address: [e-mail]
Website: www.hydronicsupplies.com.au
Phone: [phone]
Fax: [phone]

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R1K 75 - RAD - ING - Man.Ut. - 1901.1_con_PA_AHS
R1K 75_Man.Ut._AHS_EN
TABLE OF CONTENTS
TABLE OF CONTENTS
1.1. USE 5
1.1.1. GENERAL USE WARNINGS 5
1.1.2. CONTROL PANEL 6
3.1.3. DISPLAY ICONS 7
3.1.4. INFO MENU DISPLAY DATA 8
3.1.5. START-UP 9
3.1.6. OPERATING MODE 9
3.1.7. INFORMATIONAL NOTE ON ANTI-FREZZE FUNCTION 10
3.1.8. FAULT SIGNALLING CODES 11
3.1.9. ACTIVE FUNCTIONS SIGNALLING CODES 13

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R1K 75 - RAD - ING - Man.Ut. - 1901.1_con_PA_AHS
R1K 75_Man.Ut._AHS_EN
TABLE OF CONTENTS

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R1K 75 - RAD - ING - Man.Ut. - 1901.1_con_PA_AHS
3 Avvertenze generali per l'utilizzo_EN
3. USE
USER
1.1. USE
1.1.1. GENERAL USE WARNINGS
WARNING
Before starting the boiler the User must
make sure that the First start-up certificate has the
stamp of the technical Support Centre proving the
testing and the first start-up of the boiler.
WARNING
To validate the warranty, the boiler must
be started by a technical Support Centre authorized
by RADIANT no later than 30 days from the date of
installation.
WARNING
In order to take advantage of the guarantee
provided by the manufacturer, the customer should
carefully and exclusively observe the instructions
given in the USER section of the manual.
ATTENTION
This machine may be used only for the
purpose for which it has been designed: heat water
to a temperature below boiling point at atmospheric
pressure. Any other use is considered wrong and
dangerous. The manufacturer is excluded from
any contractual or out of contract responsibility for
damage caused to people, animals or property due to
incorrect use.
DANGER
The boiler should not be used by persons
(including children) with reduced physical, sensory or
mental capacities or without suitable knowledge or
experience unless they are instructed on the device
use or monitored by a person responsible for their
safety.
DANGER
DO NOT obstruct the air vents of the
location in which the gas device is installed to prevent
the formation of toxic explosive mixes.
DANGER
If you sense a gas odour in the location in
which the boiler is installed, proceed as follows:
› DO NOT use electrical switches, the telephone or
any other device that might generate electrical
discharges or sparks;
› Immediately open all doors and windows to
create an air exchange that can quickly clean the
location;
› Close the gas valves;
› Request immediate intervention of qualified
staff.
DANGER
The use of the electrical power boiler
implies respecting some fundamental rules such as:
› DO NOT touch the device with wet and/or humid
parts and/or with bare feet;
› DO NOT pull the electrical cables;
› DO NOT leave the device exposed to atmospheric
agents (rain, sun, etc.) unless specifically
intended;
› in case of cable damage, turn off the device and
contact qualified professional staff to replace it.

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R1K 75 - RAD - ING - Man.Ut. - 1901.1_con_PA_AHS
3Pannellocomandi_solorisc_MIAH4_R2_G_EN
3. USE
USER
1.1.2. CONTROL PANEL
KEY
1. HEATING TEMPERATURE ADJUSTMENT KEYS
2. INFO KEY: PRESS ONCE TO VIEW THE
TEMPERATURES AND OTHER INFORMATION
(see chapter ‘INFO MENU DISPLAY) - HOLD
FOR 5 SECONDS, IN OFF OPERATING MODE,
TO VIEW THE LAST 5 FAULTS
3. OPERATING MODE SELECTION KEY: ONLY
HEATING / OFF
4. RESET KEY: FAULTS RESET - CHIMNEY
SWEEP FUNCTION ACTIVATION (HOLD FOR 7
SECONDS)
5. VALUE OF THE PARAMETERS ADJUSTMENT
KEY / HOLD THE KEYS AT THE SAME TIME
FOR 5 SECONDS TO ACTIVATE DISPLAY BACK
LIGHT FOR 10 MINUTES
6. DISPLAY
5
1
6
2 3 4

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R1K 75 - RAD - ING - Man.Ut. - 1901.1_con_PA_AHS
3Iconedeldisplay_combinata_MIAH406_R1K100_EN
3. USE
USER
3.1.3. DISPLAY ICONS
KEY
1. PARAMETER NUMBER INDICATION /
DISPLAYED INFO CODE / UNIT IN WHICH THE
FAULT CODE IS PRESENT
2. ACTIVE PARAMETER PROGRAMMING
FUNCTION / INDICATES THAT A SINGLE UNIT
WAS DEACTIVATED BY PARAMETER P06
3. SIGNALLING CONNECTED SOLAR BOARD /
SOLAR COLLECTOR TEMPERATURE DISPLAY
(d5)
4. SOLAR PUMP ACTIVE
5. BOILER LOWER TEMPERATURE DISPLAY (d6)
/ BOILER UPPER TEMPERATURE DISPLAY (d7)
6. EXTERNAL PROBE INSTALLED / EXTERNAL
PROBE TEMPERATURE (d1)
7. TEMPERATURE DISPLAY / SET POINT /
PARAMETER VALUE
8. OPEN THERM COMMUNICATION PRESENT
(REMOTE CONTROL / AREA CONTROL UNIT)
9. INSUFFICIENT SYSTEM WATER PRESSURE
SIGNALLING
10. FLAME PRESENT SIGNALLING / IT ALSO
INDICATES, ON 3 PERCENTAGE LEVELS, THE
MODULATING POWER LEVEL OF THE BOILER
(fig.2)
11. OPERATION IN DOMESTIC CIRCUIT MODE
ENABLED (ONLY FOR THE VERSION WITH
REMOTE BOILER SUPPLY SYSTEM).
12. ERROR DISPLAY THAT CAN BE RESET
13. OFF OPERATING MODE
14. ERROR DISPLAY THAT CAN NOT BE RESET
15. OPERATION IN HEATING MODE ENABLED
456 7
9
10
11
121314
15
1
2
38
≤ 33% >33%<66% >66%<100%
fig. 1
fig. 2

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R1K 75 - RAD - ING - Man.Ut. - 1901.1_con_PA_AHS
3VisualizzazionidelmenùInfo_MIAH406_R1K100_EN
3. USE
USER
3.1.4. INFO MENU DISPLAY DATA
To view the boiler data from info menu you just have to press the INFO ‘ ’ key. The info code will be
displayed on the left side of the screen and its relative value will be displayed on the centre of the screen.
Use keys ‘ ’ and ‘ ’ of the heating circuit to scroll through the list of displayed data. To exit display
mode press the INFO ‘ ’ key.
LIST OF DISPLAYED DATA
INFO CODE ICON DESCRIPTION
d00 DOMESTIC CIRCUIT PROBE TEMPERATURE (ONLY FOR THE VERSION WITH REMOTE BOILER SUPPLY
SYSTEM).
d01 EXTERNAL PROBE TEMPERATURE
d02 BOTTOM AREA PROBE TEMPERATURE [IF CRAD AREA BOARD INSTALLED]
d03 TOTAL POWER PERCENTAGE SUPPLIED BY THE BOILER
d10 DELIVERY PROBE TEMPERATURE OF THE MASTER UNIT
d11 RETURN PROBE TEMPERATURE OF THE MASTER UNIT
d12 FAN SPEED OF THE MASTER UNIT
d20 DELIVERY PROBE TEMPERATURE OF THE SLAVE UNIT
d21 RETURN PROBE TEMPERATURE OF THE SLAVE UNIT
d22 FAN SPEED OF THE SLAVE UNIT

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R1K 75 - RAD - ING - Man.Ut. - 1901.1_con_PA_AHS
3Accensione_Modalitàdifunzionamento_Antigelo_MIAH4_R1K100_EN
3. USE
USER
3.1.5. START-UP
Before starting the boiler make sure that it is
powered and that the gas tap below the boiler is
open.
To start the boiler press the function key ‘ ’ and
select the desired operating mode. If the symbol
is displayed fixed, it means that the function was
activated.
3.1.6. OPERATING MODE
SUMMER MODE
(ONLY FOR THE VERSION WITH REMOTE BOILER
SUPPLY SYSTEM).
In this mode the boiler meets only the demands of
domestic hot water.
To switch the boiler to SUMMER operating mode,
press the function key ‘ ’, the symbol ‘ ’
will appear fixed on the display, indicating that the
function is enabled.
Whenever hot domestic water is needed the
automatic start-up system will start the burner;
this is indicated by displaying the symbol ‘ ’
blinking.
HEATING ONLY MODE
In this mode the boiler meets only the demands of
heating.
To switch the boiler to HEATING ONLY operating
mode, press the function key ‘ ’, the symbol ‘
’ will appear fixed on the display, indicating that
the function is enabled.
Whenever heating energy is needed to heat the
rooms the automatic start-up system will start the
burner; this is indicated by displaying the symbol ‘
’ blinking.
WINTER MODE
(ONLY FOR THE VERSION WITH REMOTE BOILER
SUPPLY SYSTEM).
In this mode the boiler meets the demands of
heating and of domestic hot water.
To switch the boiler to WINTER operating mode,
press the function key ‘ ’, the symbols ‘
and ’ will appear fixed on the display, indicating
that the function is enabled.
Whenever heating energy and domestic hot water
are needed the automatic start-up system will
start the burner; this is indicated by displaying the
symbol ‘ e ’ blinking.
ADJUSTING THE HEATING TEMPERATURE
You can adjust the temperature using keys ‘ ’ and
‘’ of the heating circuit :
· press key ‘ ’ to decrease the temperature.
· press key ‘ ’ to increase the temperature.
The heating temperature adjustment field ranges
from 30 °C to 80 °C (25 °C – 45 °C for floor systems).

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R1K 75 - RAD - ING - Man.Ut. - 1901.1_con_PA_AHS
3Accensione_Modalitàdifunzionamento_Antigelo_MIAH4_R1K100_EN
3. USE
USER
DOMESTIC HOT WATER TEMPERATURE
ADJUSTMENT
You can adjust the temperature using keys ‘ ’ and
‘’ of the ‘S’ symbol:
· press key ‘ ’ to decrease the temperature.
· press key ‘ ’ to increase the temperature.
The hot domestic water temperature adjustment
field ranges from 35 °C to 60 °C.
OFF MODE
In this mode the boiler no longer meets the heating
and domestic hot water demands, the anti-freeze,
pump anti-locking and diverter valve anti-locking
systems still remain active.
To switch the boiler to OFF operating mode, press
the function key ‘ ’, the symbol ‘ ’ will
appear fixed on the display, indicating that the
function is enabled.
If the boiler was previously running, it will be turned
off and the post-ventilation and post-circulation
functions will be enabled.
If you have to deactivate the boiler for a long period
of time, proceed as follows:
› contact the Technical support centre that will
empty the water system, where no anti-freeze is
intended, and will cut off the power, water and
gas supply.
› Or leave the boiler in OFF operating mode
keeping active the electrical and gas supplies so
that the anti-freeze function may activate.
3.1.7. INFORMATIONAL NOTE ON
ANTI-FREZZE FUNCTION
The boiler is protected against freezing thanks to
the electronic board preparation with functions
that start the burner and heat the concerned parts
when their temperature goes below the minimum
pre-set values.
WARNING
This function is available only if:
› the boiler is powered;
› the gas supply is open;
› the pressure of the system is proper;
› the boiler is not blocked.

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R1K 75 - RAD - ING - Man.Ut. - 1901.1_con_PA_AHS
3Codicidisegnalazioneanomalie_R1K100_MIAH4_conPA_EN
3. USE
USER
3.1.8. FAULT SIGNALLING CODES
The boiler might signal some faults by displaying a code. Below you have a list of the codes and of the
operations to be performed in order to unlock the boiler.
CODE ICON FAULT INTERVENTION
E01 FLAME BLOCK MAKE SURE THAT THE BOILER AND CONTACTOR GAS VALVES ARE
OPEN.
PRESS THE RESET ‘ ’ BUTTON ON THE MASTER CONTROL
PANEL TO RESET THE FAULT, AS SOON AS THE ERROR CODE
DISAPPEARS FROM THE DISPLAY, THE BOILER WILL START
AUTOMATICALLY.
IF THE BLOCK PERSISTS CONTACT THE TECHNICAL SUPPORT
CENTRE.
E02 SAFETY THERMOSTAT (95 °C) CONTACT THE TECHNICAL SUPPORT CENTRE.
E03 FUMES SAFETY THERMOFUSE (102 °C) CONTACT THE TECHNICAL SUPPORT CENTRE.
E04 WATER MISSING IN THE SYSTEM IF THE SYSTEM PRESSURE IS BELOW 1.2 BAR, FILL THE SYSTEM.
IF THE BLOCK PERSISTS CONTACT THE TECHNICAL SUPPORT
CENTRE.
E05 HEATING PROBE CONTACT THE TECHNICAL SUPPORT CENTRE.
E06 DOMESTIC CIRCUIT PROBE CONTACT THE TECHNICAL SUPPORT CENTRE.
E14 AIR PRESSURE SWITCH PRESS THE RESET ‘ ’ BUTTON ON THE MASTER CONTROL
PANEL TO RESET THE FAULT, AS SOON AS THE ERROR CODE
DISAPPEARS FROM THE DISPLAY, THE BOILER WILL START
AUTOMATICALLY.
IF THE BLOCK PERSISTS CONTACT THE TECHNICAL SUPPORT
CENTRE.
E15 RETURN PROBE CONTACT THE TECHNICAL SUPPORT CENTRE.
E16 ELECTRIC FAN CONTACT THE TECHNICAL SUPPORT CENTRE.
E18 INSUFFICIENT CIRCULATION CONTACT THE TECHNICAL SUPPORT CENTRE.

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R1K 75 - RAD - ING - Man.Ut. - 1901.1_con_PA_AHS
3Codicidisegnalazioneanomalie_R1K100_MIAH4_conPA_EN
3. USE
USER
CODE ICON FAULT INTERVENTION
E21 GENERAL INTERNAL BOARD ERROR CUT OFF THE POWER SUPPLY FROM THE MAIN SWITCH AND
THEN RESTORE IT, AS SOON AS THE ERROR CODE DISAPPEARS,
THE BOILER WILL RESTART AUTOMATICALLY.
IF THE BLOCK PERSISTS CONTACT THE TECHNICAL SUPPORT
CENTRE.
E22 PARAMETERS PROGRAMMING REQUEST CUT OFF THE POWER SUPPLY FROM THE MAIN SWITCH AND
THEN RESTORE IT, AS SOON AS THE ERROR CODE DISAPPEARS,
THE BOILER WILL RESTART AUTOMATICALLY.
IF THE BLOCK PERSISTS CONTACT THE TECHNICAL SUPPORT
CENTRE.
E31 SOLAR AUXILIARY BOARD CONNECTION
FAULTS
CONTACT THE TECHNICAL SUPPORT CENTRE.
E32 COMMUNICATION ERROR BETWEEN
THE BOILER BOARD AND THE MODBUS
BOARD
CONTACT THE TECHNICAL SUPPORT CENTRE.
E35 RESIDUAL FLAME PRESS THE RESET ‘ ’ BUTTON ON THE MASTER CONTROL
PANEL TO RESET THE FAULT, AS SOON AS THE ERROR CODE
DISAPPEARS FROM THE DISPLAY, THE BOILER WILL START
AUTOMATICALLY.
IF THE BLOCK PERSISTS CONTACT THE TECHNICAL SUPPORT
CENTRE.
E40 SUPPLY VOLTAGE CONTACT THE TECHNICAL SUPPORT CENTRE.
E52 COMMUNICATION FAULT BETWEEN
MODBUS CONTROLLER AND MODBUS
CONTROL UNIT
CONTACT THE TECHNICAL SUPPORT CENTRE.
E78 COLLECTOR PROBE CONTACT THE TECHNICAL SUPPORT CENTRE.
E99 GENERAL ERROR COMING FROM THE
CRAD BOARD
CONTACT THE TECHNICAL SUPPORT CENTRE.

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R1K 75 - RAD - ING - Man.Ut. - 1901.1_con_PA_AHS
3Codicidisegnalazionefunzioniattive_R1K100_MIAH4_EN
3. USE
USER
3.1.9. ACTIVE FUNCTIONS
SIGNALLING CODES
CODE FUNCTION INTERVENTION
F08 HEATING ANTI-
FREEZE FUNCTION
ACTIVE
WAIT UNTIL THE OPERATION
IS COMPLETED
F09 DOMESTIC CIRCUIT
ANTI-FREEZE
FUNCTION ACTIVE
WAIT UNTIL THE OPERATION
IS COMPLETED
F28 ANTI-LEGIONELLA WAIT UNTIL THE OPERATION
IS COMPLETED

RADIANT BRUCIATORI s.p.a.
Via Pantanelli, 164/166 - 61025 Loc. Montelabbate (PU)
Tel. [phone] • fax. [phone]
e-mail: info@radiant • Internet: http://www.radiant.it