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R2C 28 - RAD - ING - Manuale - 2101.1_SKB1.3_MIAB3013_R7_B3_v.28_kW_firm.H048D

Installation, Use 
and Maintenance Manual 
for model

 0476

R2C 28

Condensing boiler with integrated heat 

exchanger for domestic hot water side

Summary of Contents for R2C 28

Page 1: ...8 RAD ING Manuale 2101 1_SKB1 3_MIAB3013_R7_B3_v 28_kW_firm H048D Installation Use and Maintenance Manual for model 0476 R2C 28 Condensing boiler with integrated heat exchanger for domestic hot water...

Page 2: ...ON 17 1 1 13 ANTI FREEZE PROTECTION 18 1 1 14 GAS CONNECTION 19 1 1 15 ELECTRICAL CONNECTION 19 1 1 16 OPTIONAL ELECTRICAL CONNECTIONS 20 1 1 17 FUME EXHAUST FITTINGS 22 1 1 18 TYPES OF FUME EXHAUST S...

Page 3: ...8 3 USER SECTION 59 3 1 USE 60 3 1 1 GENERAL USE WARNINGS 60 3 1 2 CONTROL PANEL 61 3 1 3 DISPLAY ICONS 62 3 1 4 INFO MENU DISPLAY DATA 63 3 1 5 START UP 64 3 1 6 OPERATING MODE 64 3 1 7 INFORMATIONAL...

Page 4: ...he titles are 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...

Page 5: ...al documentation 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 an...

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: ...its power and 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 ham...

Page 9: ...WARNING If the temperature in the boiler installation location goes below 10 centigrades please fill the plant with anti freeze liquid and insert and electrical resistances kit see chapter ANTI FREEZE...

Page 10: ...board box woodencrate 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 differentiati...

Page 11: ...NSTALLATION INSTALLER 1 1 5 OVERALL DIMENSIONS 1 1 6 JIG 1 1 7 FASTENING JIG 642 64 157 301 64 136 151 307 410 642 307 410 49 78 70 80 102 31 107 R C G F A Cod 60 00302 70 80 102 49 31 78 80 125 100 3...

Page 12: ...AL SPACES The boiler must be installed only on a vertical solid wall able to sustain its weight In order to allow the access inside the boiler for maintenance operations you have to respect the minimu...

Page 13: ...ecting the boiler to completed masonry works For machine positioning proceed as follows see fig 3 1 Trace a line using a spirit level min length 25 cm on the installation wall 2 place the top of the j...

Page 14: ...ler is properly inclined being levelled see fig 1 so as to allow the condense to drain 1 1 9 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...

Page 15: ...safety valve opening in case of plant overpressure DOMESTIC CIRCUIT In order to prevent limestone build up and damages to the domestic water heat exchanger the hardness of the domestic supply water sh...

Page 16: ...heating circuit from 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...

Page 17: ...il 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 avoi...

Page 18: ...mperature goes below 5 C automatically starting the burner until the water reaches the temperature of 30 C The system starts even if on the display appears OFF as long as the boiler is connected to th...

Page 19: ...ter GAS TRANSFORMATION the gas supply pressure falls within the values indicated on the data plate 1 1 15 ELECTRICAL CONNECTION DANGER The equipment is electrically safe only if it is properly connect...

Page 20: ...RM COD 40 00017 use the electronic board placed inside the control panel as follows DANGER Cut off the voltage from the main switch remove the boiler s front casing refer to chapter ACCESSING THE BOIL...

Page 21: ...side the control panel as follows DANGER Cut off the voltage from the main switch remove the boiler s front casing refer to chapter ACCESSING THE BOILER remove the crankcase of the control panel see c...

Page 22: ...e outwards so 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...

Page 23: ...d air intake for 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 TECHNICA...

Page 24: ...llows discharging 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...

Page 25: ...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 maximu...

Page 26: ......

Page 27: ...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 28: ...ing is correct 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 Na...

Page 29: ...ked activate the 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...

Page 30: ...he protection screw A fig 2 and adjust using a 4 Allen wrench 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 Onc...

Page 31: ...ACCESSING AND PROGRAMMING THE PARAMETERS To access the parameters menu and adjust their values follow the procedure below 1 Press the button to select the OFF mode 2 Press and hold both the and heatin...

Page 32: ...ne dei parametri_MIAB_R7_EN 2 FIRST START UP SUPPORT CENTRE 4 Keep the button pressed until the parameter value is displayed 5 Use the and buttons of the heating circuit to change the parameter value...

Page 33: ...ING Manuale 2101 1_SKB1 3_MIAB3013_R7_B3_v 28_kW_firm H048D 2 Accesso e programmazione dei parametri_MIAB_R7_EN 2 FIRST START UP SUPPORT CENTRE 7 To quit the parameters menu press the button until OFF...

Page 34: ...ISTANTANEOUS WITH D H W PLATES EXCHANGER 02 ACCUMULATION 03 HEATING ONLY P02 GAS TYPE SELECTION ATTENTION READ THE INSTRUCTION IN CHAPTER GAS TRANSFORMATION BEFORE CHANGING THIS PARAMETER 00 01 00 ME...

Page 35: ...R THE DIVERTER VALVE IN DOMESTIC POSITION FOR A PERIOD OF TIME EQUAL TO THE POST CIRCULATION SEE PARAMETER P09 SO AS TO MAINTAIN THE SECONDARY EXCHANGER HOT 00 01 00 DISABLED SET BY DEFAULT 01 ENABLED...

Page 36: ...SET POWER SEE PARAMETER P00 AND ON THE GAS TYPE SEE PARAMETER P02 SEE CHAPTER H E A T C A P A C I T Y D I A G R A M KW ELECTRIC FAN F R EQ U E N C Y HZ THE VALUE IS EXPRESSED IN HERTZ 1HZ 30 RPM P12...

Page 37: ...Z 30 RPM P15 ANTI LEGIONELLA FUNCTION FOR STORAGE BOILERS ONLY THROUGH THIS PARAMETER YOU CAN ACTIVATE DEACTIVATE THE ANTILEGIONELLA HEAT TREATMENT OF THE STORAGE TANK AND SET THE DAYS AFTER THAT THIS...

Page 38: ...MINED BY THE MAXIMUM DELIVERY TEMPERATURE TM AND THE MINIMUM EXTERNAL TEMPERATURE TE TAKING INTO ACCOUNT THE HOUSE INSULATION DEGREE THE VALUES OF THE DELIVERY TEMPERATURES TM REFER TO STANDARD SYSTEM...

Page 39: ...RAMETER YOU CAN SET THE MAXIMUM SPEED VALUE OF THE MODULATING PUMP DURING A REQUEST TO OPERATE IN HEATING MODE 70 100 THE VALUE IS EXPRESSED IN PERCENTAGE P20 CONTROL PERIOD T DELIVERY RETURN ONLY WIT...

Page 40: ...WITCH CLOSE UPON THE REQUEST FOR DOMESTIC HOT WATER THE FLOW SWITCH AND THE BOILER WILL NOT TURN ON 0 1 0 DISABLED SET BY DEFAULT 1 ENABLED P24 ACTIVATION OF THE AUXILIARY RELAY ON THE SVZ P C B SEE C...

Page 41: ..._S K 3 _ v 2 8_kW _E N 2 FIRST START UP SUPPORT CENTRE 2 1 6 ELECTRIC FAN FREQUENCY HEAT CAPACITY DIAGRAM GAS TYPE MINIMUM FREQUENCY MAXIMUM FREQUENCY STARTING STEP ADJUSTMENT G20 Hz 50 192 110 G30 Hz...

Page 42: ...idation check the integrity and the position of the sealed chamber sealing gasket check the primary exchanger if necessary clean it check the operation of the gas light up and safety systems If necess...

Page 43: ...Input average return 30 C 108 Efficiency at 100 Heat Input 30 50 C 105 Maximum combustion efficiency 97 7 Minimum combustion efficiency 98 2 Flue efficiency losses with burner on Heat Input max 2 3 F...

Page 44: ...sure Pa 4 Max Flue length 60 100 Horiz Conc m 6 Flue bend 45 MF 60 100 Pressure loss m 0 6 Flue bend 90 MF 60 100 Pressure loss m 1 Flue extension MF 60 100 L 1000 Pressure loss m 1 Max Flue length 80...

Page 45: ...supply Supply pressure G20 mbar 20 Supply pressure min G20 mbar 17 Supply pressure max G20 mbar 25 Fan speed Max HEATING output G20 Hz 192 Fan speed Max D H W output G20 Hz 192 Fan speed Min HEATING o...

Page 46: ...space heater with 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...

Page 47: ...ion AEC kWh 56 DWHU KHDWLQJ HQHUJ H FLHQF wh 82 Daily fuel consumption Qfuel kWh 23 660 Annual fuel consumption AFC GJ 18 Contact details Tel 39 0721 9079 1 fax 39 0721 9079299 e mail info radiant it...

Page 48: ...CTRODE 5 ELECTRIC FAN 6 AIR RELIEF VALVE 7 SAFETY VALVE 3 bar 8 CIRCULATOR 9 GAS VALVE 10 SYSTEM DRAINING TAP 11 DOMESTIC CIRCUIT PROBE 12 SAFETY THERMOSTAT 13 HEATING PROBE 14 LIGHT UP ELECTRODE 15 E...

Page 49: ...SAFETY THERMOFUSE 2 INTEGRATED HEAT EXCHANGER 3 BURNER UNIT 4 ELECTRIC FAN 5 BY PASS 6 AIR RELIEF VALVE 7 CIRCULATOR 8 SAFETY VALVE 3 bar 9 SYSTEM DRAINING TAP 10 GAS VALVE 11 DOMESTIC CIRCUIT PROBE...

Page 50: ...N PM MODULATING PUMP MF MICRO FLOW SWITCH AR ORANGE VG GAS VALVE SR HEATING PROBE L LINE GI YELLOW TRA START UP TRANSFORMER SS DOMESTIC CIRCUIT PROBE N NEUTRAL BI WHITE TF FUMES THERMOFUSE 102 C EV EL...

Page 51: ...ving the front panel To intervene on the front of the boiler proceed as follows remove the fastening screws 1 fig 1 placed on the lower edge of the front panel grab the front panel from the bottom and...

Page 52: ...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 53: ...mptying outlet and connect the other end of the tube to a suitable 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...

Page 54: ...USTMENT ADJUST MINIMUM OR SLOW LIGHT UP VALVE INFEED PRESSURE TOO HIGH ONLY FOR GPL BOILERS CHECK THE MAXIMUM ADJUSTMENT PRESSURE WITH FLAME LIGHT UP NEUTRAL AND PHASE INVERTED POWER SUPPLY PROPERLY C...

Page 55: ...R LOAD THE SYSTEM AUTOMATIC WATER PRESSURE SWITCH CABLE DISCONNECTED CHECK THE WIRING WATER PRESSURE SWITCH BROKEN REPLACE IT E05 HEATING PROBE BROKEN OR INCORRECTLY CALIBRATED PROBE RESISTANCE VALUE...

Page 56: ...AMMING MANUAL RESET CUT OFF THE TENSION E31 REMOTE CONTROLLER INCOMPATIBLE INDICATES THAT THE REMOTE CONTROLLER CONNECTED TO THE BOILER IS NOT COMPATIBLE WITH THE CIRCUIT BOARD REPLACE IT WITH A COMPA...

Page 57: ...ROBE DETECTS A TEMPERATURE OF 30 C F09 D H W CIRCUIT ANTI FREEZE THE FUNCTION IS AUTOMATICALLY ENABLED WHEN THE D H W SENSOR DETECTS A TEMPERATURE OF 5 C THE BOILER OPERATES AT MINIMUM GAS PRESSURE WI...

Page 58: ...e the two screws 3 fig 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 00166 for methane cod 30 00169 for GPL...

Page 59: ...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 60: ...imals 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...

Page 61: ...D 3 Pannello comandi_combinata_MIAB_R7_EN 3 USE USER 3 1 2 CONTROL PANEL KEY 1 DOMESTIC HOT WATER TEMPERATURE ADJUSTMENT KEYS 2 OPERATING MODE SELECTION KEY SUMMER HEATING ONLY WINTER OFF 3 RESET KEY...

Page 62: ...inata_MIAB_EN 3 USE USER 3 1 3 DISPLAY ICONS KEY 1 INDICATION OF PARAMETER NUMBER OR DISPLAYED INFO CODE 2 FLAME PRESENT SIGNALLING 3 ERROR DISPLAY THAT CAN BE RESET 4 OPERATION IN HEATING MODE ENABLE...

Page 63: ...DHW circuit for 2 seconds It will be displayed the info code alternated to the associated value Use keys and of the heating circuit to scroll through the list of displayed data To exit display mode pr...

Page 64: ...on 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 In this mode the b...

Page 65: ...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 i...

Page 66: ...and make sure 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...

Page 67: ...HE 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 AS DESCRIBED...

Page 68: ...e anomalie_combi_MIAB3013_EN 3 USE USER CODE FAULT INTERVENTION E99 GENERAL INTERNAL BOARD ERROR CUT OFF THE POWER SUPPLY FROM THE MAIN SWITCH AND THEN RESTORE IT AS SOON AS THE ERROR CODE DISAPPEARS...

Page 69: ...H2O YOU CAN ACTIVATE D E A C T I V A T E D IT BY HOLDING SIMULTANEOUSLY AND FOR 7 SECONDS THE RESET AND OF THE HEATING CIRCUIT 3 1 11 FAST H2O FUNCTION The Fast H2O function keeps a constant temperat...

Page 70: ...the cover of the device using a wet cloth and come neutral soap WARNING DONOTuseabrasiveorpowderdetergents as they might damage the plastic cover and control elements 3 1 14 DISPOSAL The boiler and al...

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Page 72: ...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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