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R2KA 34 /20 - RAD - ING - Manuale - 1709.1_EN15502

Installation, Use 
and Maintenance Manual 
for model

 0476

Condensing boiler with integrated heat 

exchanger for domestic hot water side 

and storage

R2KA 34 /20

Summary of Contents for R2KA 34

Page 1: ...R2KA 34 20 RAD ING Manuale 1709 1_EN15502 Installation Use and Maintenance Manual for model 0476 Condensing boiler with integrated heat exchanger for domestic hot water side and storage R2KA 34 20...

Page 2: ...3 ANTI FREEZE PROTECTION 18 1 1 14 GAS CONNECTION 19 1 1 15 ELECTRICAL CONNECTION 19 1 1 16 POWER SUPPLY 20 1 1 17 OPTIONAL ELECTRICAL CONNECTIONS 21 1 1 18 FUME EXHAUST FITTINGS 23 1 1 19 INSTALLATIO...

Page 3: ...E FUNCTIONS SIGNALLING CODES 61 2 2 19 GAS TYPE TRANSFORMATION 62 3 USER SECTION 63 3 1 USE 64 3 1 1 GENERAL USE WARNINGS 64 3 1 2 CONTROL PANEL 65 3 1 3 DISPLAY ICONS 66 3 1 4 INFO MENU DISPLAY DATA...

Page 4: ...differentiated by thickness and size in accordance with their hierarchy The images contain important parts described in the text marked with numbers or letters See chap chapter name this entry indicat...

Page 5: ...without any obligation to third parties neither will the company be held responsible for any inaccuracies in this handbook deriving from printing or translation errors the material and intellectual o...

Page 6: ......

Page 7: ...be performed only by qualified personnel having the appropriate technical training in the field for the installation and maintenance of components of civil and industrial domestic hot water productio...

Page 8: ...nd performance The location must be properly vented through an air vent The air vent must be placed at floor level to prevent it from being obstructed protected by a grid that does not hamper the usef...

Page 9: ...nd electrical resistances kit see chapter ANTI FREEZE PROTECTION WARNING The manufacturer will not be held responsible for damages caused by incorrect installation not in conformity with the over ment...

Page 10: ...ncrate nails fasteners plasticbags expanded polystyrene etc must be kept out of the reach of children as they may be dangerous Therefore they should be dismantled suitably differentiating them in acco...

Page 11: ...1709 1_EN15502 1 Dimensioni_R2KA 20_EN 1 INSTALLATION INSTALLER 1 1 5 OVERALL DIMENSIONS 1 1 6 JIG 253 150 229 284 900 490 500 86 78 70 80 102 74 272 R C F A G R HEATING RETURN 3 4 C HOT 1 2 G GAS 1 2...

Page 12: ...tting in advance the connections to the tubes offering you the possibility of connecting the boiler to completed masonry works For machine positioning proceed as follows see fig 2 1 Trace a line using...

Page 13: ...inclined being levelled see fig 1 so as to allow the condense to drain 1 1 8 CIRCULATOR PREVALENCE FLOW DIAGRAM Appliance Loss fig 1 Wilo Yonos PARA MSL 12 6B 0 0 4 0 8 1 2 1 6 2 0 2 4 0 0 1 0 2 0 3...

Page 14: ...er should not exceed 15 f However please check the characteristics of the water used and install suitable treating devices The heat exchanger coil cleaning frequency depends on the hardness of the sup...

Page 15: ...ATION INSTALLER 1 1 10 D H W CIRCULATING LOOP In order to joint the D H W out loop pipe proceed as follows unscrew the cap A fig 1 joint the nipple to the D H W circulating pipe KEY RC D H W CIRCULATI...

Page 16: ...rom the domestic circuit Before powering up the boiler fill the system as follows 1 slightly loosen the cap of the circulator jolly valve 1 fig 1 to release the air from the system 2 slightly loosen t...

Page 17: ...l the pressure gauge indicates the value of 1 2 bar fig 4 1 1 12 FILLING THE CONDENSATE COLLECTION SIPHON Before starting the boiler you have to fill the condensate collection siphon in order to avoid...

Page 18: ...he heating flow water temperature reaches the 30 C and in presence of a return sensor until the heating return water temperature reaches the 20 C The system starts even if on the display appears OFF a...

Page 19: ...plate 1 1 15 ELECTRICAL CONNECTION DANGER The equipment is electrically safe only if it is properly connected to an efficient grounding system performed in compliance with the safety standards in forc...

Page 20: ...he boiler s front casing refer to chapter ACCESSING THE BOILER loosen the two screws and remove the plate A see fig 1 after removing the plate connect the electrical cables to terminal B see fig 1 the...

Page 21: ...see fig 1 For the external temperature Probe connect the two non polarized conductors to the Se Se contacts For the environment Thermostat or Remote control first remove the bridge on the Ta Ta conta...

Page 22: ...the crankcase connect the items below to the electronic board see fig 1 After performing these operations remount the crankcase and the front casing TP CT BUS 0 10V GND BUS 11 10 9 8 7 12 13 14 15 16...

Page 23: ...as to favour the reflux of the condensate towards the combustion chamber suitably realized to collect and drain acid condensate For all air suction ducts with regard to the air path you should provide...

Page 24: ...ertificated separately C83 Discharge in single or common fume exhaust duct and wall suction system C93 Discharge through an intubated conduct to a vertical terminal The technical compartment in which...

Page 25: ...ire length a section equal to or greater then that of the connection of the device discharge tube have no shut off devices shutters for direct external discharge there must be no more than two changes...

Page 26: ...or combustion through co axial ducts the external one for air intake the plastic internal one for fumes discharge PLEASE SEE THE MAXIMUM DISCHARGE LENGTH IN THE TABLE IN CHAPTER TECHNICAL DATA The max...

Page 27: ...arging fuel gas and air suctioning for combustion through two separated ducts PLEASE SEE THE MAXIMUM DISCHARGE AND INTAKE LENGTH IN THE TABLE IN CHAPTER TECHNICAL DATA The maximum discharge and intake...

Page 28: ...ough co axial ducts the external one for air intake the plastic internal one for fumes discharge PLEASE SEE THE MAXIMUM DISCHARGE LENGTH IN THE TABLE IN CHAPTER TECHNICAL DATA The maximum discharge le...

Page 29: ...s described below relative to first start up maintenance and replacement should be performed only by qualified personnel and authorized by RADIANT BRUCIATORI S p A 1 SUPPORT CENTRE SECTION 2 SUPPORT C...

Page 30: ...make sure that the grounding system works properly make sure that the combustion air adduction and fumes and condensate discharge take place properly in compliance with the Local and National Laws an...

Page 31: ...he circulating pump automatic reset again further 3 minutes and switch off the power supply and switch it on again Open the gas tap Use the button to select the desired operation mode If the symbol is...

Page 32: ...ch the screw 2 fig 2 of the Off Set adjuster To increase the CO2 value turn the screw clockwise and vice versa if you want to decrease it Once completed the adjustment tighten the protection screw A f...

Page 33: ...HE PARAMETERS To access the parameters menu and adjust their values follow the procedure below 1 Press the button to select the OFF mode displayed using the symbol 2 Hold at the same time the keys and...

Page 34: ...4 Use the keys and of the domestic circuit tochange the value of the parameter 5 Press the key to confirm the action and wait for the display to stop blinking indication of the fact that the adjustmen...

Page 35: ...BOILER MODEL SELECTION 0 10 0 13 KW 1 18 KW HEAT 24 KW DOMESTIC 2 25 KW 3 28 KW 4 34 KW 5 55 KW 6 100 KW 7 R1K 18_24 R2K 24 R2KA 24 IN ALL VERSIONS 8 R1K 25_28 R2K 28 R2KA 28 IN ALL VERSIONS 9 R1K 34...

Page 36: ...N SET THE TIME DURING START UP PHASE NECESSARY FOR THE BOILER TO REACH THE MAXIMUM SET POWER ON THE HEATING SIDE 0 4 0 DISABLED 1 50 SECONDS SET BY DEFAULT 2 100 SECONDS 3 200 SECONDS 4 400 SECONDS P0...

Page 37: ...ST TO OPERATE IN DOMESTIC MODE THE VALUE IS PRE SET BASED ON THE SET POWER SEE PARAMETER P00 AND ON THE GAS TYPE SEE PARAMETER P02 45 VALUE SET FOR PARAMETER P11 THE VALUE IS EXPRESSED IN HERTZ 1HZ 30...

Page 38: ...DJUSTMENT THROUGH THIS PARAMETER YOU CAN SET THE FAN SPEED DURING START UP THE VALUE IS PRE SET BASED ON THE SET POWER SEE PARAMETER P00 AND ON THE GAS TYPE SEE PARAMETER P02 VALUE SET FOR PARAMETER P...

Page 39: ...5 45 C THE SYSTEM TYPE CAN BE SET FROM PARAMETER P03 0 30 SET BY DEFAULT AT 15 THE NUMBERING OF THE VALUE CORRESPONDS TO KD CURVES ON THE CHART SEE CHART BELOW P17 DISABLEMENT OF DOMESTIC HOT WATER LI...

Page 40: ...ALUE IS EXPRESSED IN C P21 MAXIMUM DOMESTIC SETPOINT THROUGH THIS PARAMETER YOU CAN SET THE USER ADJUSTABLE MAXIMUM DOMESTIC TEMPERATURE 45 75 THE VALUE IS EXPRESSED IN C P22 SET POINT T DELIVERY RETU...

Page 41: ...P SUPPORT CENTRE PARAMETER DESCRIPTION RANGE FUNCTION P25 D H W STORAGE TANK TEMPERATURE SETPOINT FOR STORAGE BOILERS ONLY THROUGH THIS PARAMETER YOU CAN SET THE PRIORITY STARTING VALUE OF THE STORAGE...

Page 42: ...elettr_R2K 34_EN 2 FIRST START UP SUPPORT CENTRE 2 1 6 ELECTRIC FAN FREQUENCY HEAT CAPACITY DIAGRAM GAS TYPE MINIMUM FREQUENCY MAXIMUM FREQUENCY G20 Hz 45 186 G30 Hz 45 176 G31 Hz 45 184 G31 G20 G30...

Page 43: ...ly adjusted and if required proceed as indicated in section CO2 VALUE CHECK AND CALIBRATION remove and clean the burner from oxidation check the integrity and the position of the sealed chamber sealin...

Page 44: ...ale 1709 1_EN15502 2 Avvertenze generali per la manutenzione_combinata_cond_EN 2 MAINTENANCE SUPPORT CENTRE check that the liquid flow is not obstructed and that there are no combustion gas refluxes i...

Page 45: ...97 6 Fumes temperature at nominal heat capacity C 69 4 Fumes temperature at minimum heat capacity C 61 3 CO2 at nominal heat capacity G20 9 45 9 25 CO2 at minimum heat capacity G20 9 05 8 85 CO2 at n...

Page 46: ...rge length 80 80 Hor Split m 60 Max discharge length 50 Hor duct m 2 Max discharge length 60 Hor duct m 12 Max discharge length 80 Hor duct m 35 Max discharge length 60 100 Vert Co ax m 2 Max discharg...

Page 47: ...SUPPORT CENTRE Heating Min fan speed G30 Hz 45 D H W Min fan speed G30 Hz 45 Fuel consumption G30 kg h 2 68 Nominal Supply pressure G31 mbar 37 Heating Max fan speed G31 Hz 184 D H W Max fan speed G31...

Page 48: ...th supplementary heater enabled PCHP100 Sup100 kW RU FRJHQHUDWLRQ VSDFH KHDWHUV OHFWULFDO H FLHQF At rated heat output of cogeneration space heater with VXSSOHPHQWDU KHDWHU GLVDEOHG el CHP100 Sup0 At...

Page 49: ...KHDWLQJ HQHUJ H FLHQF wh 83 Daily fuel consumption Qfuel kWh 26 821 Annual fuel consumption AFC GJ 18 Contact details Tel 39 0721 9079 1 fax 39 0721 9079299 e mail info radiant it http www radiant it...

Page 50: ...5 ELECTRIC FAN 6 CONDENSATE COLLECTION SIPHON 7 SAFETY VALVE 3 bar 8 AIR RELIEF VALVE 9 CIRCULATOR 10 ANODE 11 SAFETY VALVE 8 bar 12 SAFETY THERMOSTAT 13 HEATING PROBE 14 LIGHT UP ELECTRODE 15 AIR SUC...

Page 51: ...CTRIC FAN 5 EXPANSION TANK 6 AIR RELIEF VALVE 7 CIRCULATOR 8 SAFETY VALVE 3 bar 9 SYSTEM DRAINING TAP 10 DOMESTIC CIRCUIT PROBE 11 HEATING PROBE 12 SAFETY THERMOSTAT 13 AIR SUCTION TUBE 14 PROPORTIONA...

Page 52: ...2 11 3 WAY VALVE OPERATION Important The working position of the 3 way valve is indicated by the color Red or Blue visible in the inside of the valve see C fig 1 The RED color with C A indicates the...

Page 53: ...ING PROBE L LINE GI YELLOW TRA START UP TRANSFORMER SS DOMESTIC CIRCUIT PROBE N NEUTRAL BI WHITE TF FUMES THERMOFUSE 102 C EV ELECTRIC FAN NE BLACK GR GREY VD DIVERTER VALVE SRI RETURN SENSOR ma ce ma...

Page 54: ...he front panel To intervene on the front of the boiler proceed as follows grasp the front panel base and pull it outwards to release the two fixing pins 1 fig 1 placed at the bottom remove the front p...

Page 55: ...ARD In order ot intervene on the wirings of the control panel please proceed as follows DANGER Cut off the voltage from the main switch Grab at the same time the support brackets of the control panel...

Page 56: ...table discharge turn the discharge tap of the system RS fig 1 open the relief valves of the radiators starting from the one at the top and continuing downwards after draining out all water close the r...

Page 57: ...s necessary to check and replace the magnesium anode after a year or more frequently if the quality and the water worn require it In order to check the anode functioning it s necessary to open the cap...

Page 58: ...N RESET E01 FLAME BLOCK NO FLAME LIGHT UP MANUAL RESET PRESS THE RESET KEY GAS MISSING CHECK THE ADDUCTION NETWORK MASS OR BROKEN START UP ELECTRODE REPLACE IT GAS VALVE BROKEN REPLACE IT SLOW LIGHT U...

Page 59: ...T WATER PRESSURE INSIDE THE SYSTEM LOWER THAN 0 3 BAR LOAD THE SYSTEM AUTOMATIC WATER PRESSURE SWITCH CABLE DISCONNECTED CHECK THE WIRING WATER PRESSURE SWITCH BROKEN REPLACE IT E05 HEATING PROBE BROK...

Page 60: ...TERNAL BOARD ERROR INCORRECT SIGNAL RECOGNITION BY THE MODULATION BOARD MICRO PROCESSOR IF THE MODULATION BOARD DOES NOT RESET THE ERROR AUTOMATICALLY REPLACE IT AUTOMATIC E22 P A R A M E T E R S PROG...

Page 61: ...FREEZE THE FUNCTION IS AUTOMATICALLY ENABLED WHEN THE D H W SENSOR DETECTS A TEMPERATURE OF 4 C THE BOILER OPERATES AT MINIMUM GAS PRESSURE WITH THE DIVERTER VALVE IN THE SUMMER POSITION THE FUNCTION...

Page 62: ...g 3 and apply pressure on the rear side of venturi C fig 3 replace the body venturi with the one suitable for the type of supply gas cod 30 00207 for methane cod 30 00201 for GPL and make sure the too...

Page 63: ...are addressed to all those who will use the machine The machine must be used and accessed only by qualified operators that fully read and understood the User section paying particular attention to th...

Page 64: ...rty 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 a...

Page 65: ...HER 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 SUMMER ONLY HEATING WINTER OFF 4 RESET KEY FAULTS RESET...

Page 66: ...AY 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...

Page 67: ...of displayed data To exit display mode press the INFO key LIST OF DISPLAYED DATA INFO CODE ICON DESCRIPTION d0 DOMESTIC CIRCUIT PROBE TEMPERATURE d1 EXTERNAL PROBE TEMPERATURE d2 FAN SPEED d3 BOTTOM...

Page 68: ...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 In this mode the boiler...

Page 69: ...ctivate 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...

Page 70: ...using pressure gauge M fig 1 that the system pressure reaches 1 2 bar see fig 2 After performing this operation make sure that the loading tap R fig 1 is properly closed After the water pressure rese...

Page 71: ...ORT CENTRE E02 SAFETY THERMOSTAT 95 C PRESS THE RESET BUTTON ON THE CONTROL PANEL TO RESET THE FAULT AS SOON AS THE ERROR CODE DISAPPEARS FROM THE DISPLAY THE BOILER WILL START AUTOMATICALLY IF THE BL...

Page 72: ...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...

Page 73: ...UNCTION INTERVENTION F08 H E A T I N G A N T I F R E E Z E FUNCTION ACTIVE WAIT UNTIL THE OPERATION IS COMPLETED F09 D H W CIRCUIT A N T I F R E E Z E FUNCTION ACTIVE WAIT UNTIL THE OPERATION IS COMPL...

Page 74: ...he device using a wet cloth and come neutral soap WARNING DONOTuseabrasiveorpowderdetergents as they might damage the plastic cover and control elements 3 1 13 DISPOSAL The boiler and all its accessor...

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Page 76: ...RADIANT BRUCIATORI s p a Via Pantanelli 164 166 61025 Loc Montelabbate PU Tel 39 0721 9079 1 fax 39 0721 9079279 e mail info radiant Internet http www radiant it...

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