Radiant R2KA 24 /20 Installation And Maintenance Manual Download | Manualshive

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R2KA 24 /20 - RAD - ING - Inst.Manual - 2002.1_CSA

Installation and
Maintenance Manual for
model

WARNING

If the information in these instructions is not followed exactly, a fire or explosion may result causing property

damage, personal injury or death.

FOR YOUR SAFETY

— Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.

— WHAT TO DO IF YOU SMELL GAS

• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your building.
• Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.
• If you cannot reach your gas supplier, call the fire department.
— Installation on and service must be performed by a qualified installer, service agency or the gas supplier.

R2KA 24 /20

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Summary of Contents for R2KA 24 /20

Page 1: ...her flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installation on and serv...

Page 2: ...CONDENSATE COLLECTION SIPHON 17 1 1 14 ANTI FREEZE PROTECTION 19 1 1 15 GAS CONNECTION 20 1 1 16 ELECTRICAL CONNECTION 20 1 1 17 POWER SUPPLY 21 1 1 18 OPTIONAL ELECTRICAL CONNECTIONS 22 1 1 19 VENTING 24 1 1 20 TYPES OF EXHAUST SYSTEMS 27 1 1 21 TABLE 1 ALLOWABLE VENT LENGTHS 32 2 SUPPORT CENTRE SECTION 35 2 1 FIRST START UP 36 2 1 1 PRELIMINARY OPERATIONS FOR FIRST START UP 36 2 1 2 BOILER COMMI...

Page 3: ... 56 2 2 13 ACCESSING THE BOILER 57 2 2 14 ACCESSING THE ELECTRONIC BOARD 58 2 2 15 SYSTEM EMPTYING 59 2 2 16 BOILER MAINTENANCE 60 2 2 17 FAULT SIGNALLING CODES 61 2 2 18 ACTIVE FUNCTIONS SIGNALLING CODES 64 2 2 19 CONVERSION TO A DIFFERENT GAS TYPE 65 2 2 20 POSITIONS OF THE ELECTRODES 66 SUMMARY ...

Page 4: ...er to which the instructions in that section address The 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 entry indicates another section in the Manual that you should refer to Device this term is used referring to the boiler DANGER It identifies info...

Page 5: ...y validity its duration the obligations and the exemptions please consult the First start up certificate attached to this manual The manufacturer reserves the right to modify the tools and relative technical documentation without any obligation to third parties the material and intellectual ownership of this manual and forbids its distribution and duplication even partial without prior written aut...

Page 6: ......

Page 7: ...d 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 production and heating plants 1 INSTALLER SECTION 1 INSTALLER SECTION ...

Page 8: ...ng plant and a water supply network appropriate for 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 hamper air flow The unit is suitable for use with the type of gas available by checking the boiler data plate placed on the inner side of the front casi...

Page 9: ...f heat input with a minimum of 100 cm2 15 5 in2 2 Where required by code or when required for additional opening must be provided at the highest practical elevation With a hermetically sealed combustion chamber and air supply circuit from outdoors the boiler may be installed in any room in the home Keep boiler area clear and free from combustible materials gasoline and other flammable vapors and l...

Page 10: ... elements cardboard box wooden crate nails fasteners plastic bags expanded polystyrene etc are dangerous and must be kept out of the reach of children they should be biscarded properly To unpack the boiler proceed as follows Place the packed boiler on the floor fig 1 A and remove the fasteners opening the four flaps of the box outwards Turn the boiler at 90 holding it with your hand fig 1 B Lift t...

Page 11: ...43 19 29 19 7 3 3 3 2 7 3 1 4 3 19 10 7 R C F A G C R F A G fig 2 R CENTRAL HEATING RETURN Ø 3 4 NPT C DOMESTIC HOT WATER OUTLET Ø 1 2 SWEAT G GAS Ø 3 4 NPT F COLD WATER INLET Ø 1 2 SWEAT A CENTRAL HEATING SUPPLY Ø 3 4 NPT R CENTRAL HEATING RETURN Ø 3 4 C DOMESTIC HOT WATER OUTLET Ø 1 2 G GAS Ø 1 2 F COLD WATER INLET Ø 1 2 A CENTRAL HEATING SUPPLY Ø 3 4 fig 3 fig 4 NOTE THESE ARE CONNECTION SIZES ...

Page 12: ... that allows setting in advance the connections to the tubes providing the ablility of connecting the boiler to completed masonry structure To position the unit proceed as follows see fig 6 1 Trace a line using a spirit level min length 9 8 inch on the installation wall 2 Place the top of the jig along the traced line respecting the distances of the water connections then mark the two points to in...

Page 13: ...om the stagnation of the condensate within the product itself it is extremely important that the unit is mounted BOTH level and plumb to the wall as per figure 7 1 1 9 CIRCULATOR PERFORMANCE CURVE fig 7 UPSO 15 58 AOKR III II I H ft Q US gpm 0 2 4 6 8 10 22 20 18 16 14 12 10 8 6 4 2 0 HEAD LOSS ft W C FLOW RATE US gpm III Circulator priority maximum speed Appliance Loss fig 8 ...

Page 14: ...ecently installed plants Based on the characteristics of the inlet water you should install suitable water treatment devices for residues presence Please install an inline filter The pressure of the cold inlet water should be between 7 2 psi 0 5 bar and 150 psi 10 34 bar In case of greater pressure values please install a pressure reducer upstream from the boiler Please refer to local jurisdiction...

Page 15: ... H W CIRCULATING LOOP In order to joint the D H W out loop pipe proceed as follows unscrew the cap A fig 9 joint the nipple to the D H W circulating pipe KEY RC D H W RECIRCULATING LOOP VR NON RETURN VALVE CHECK VALVE C CIRCULATOR U FIXTURES F COLD WATER MAINS RC F C U VR A fig 9 ...

Page 16: ...er fill the system as follows 1 Make sure the circulator is not blocked 2 Slightly loosen the cap of the circulator air eliminator 1 fig 10 to release the air from the system 3 Slightly loosen the cap of the air eliminator placed on the top of the condensing block fig 12 to release the air form the top of the system 4 Open the feeding tap R fig 11 5 Release all the air 6 Use pressure gauge M fig 1...

Page 17: ...ON Before starting the boiler you have to fill the condensate collection siphon in order to avoid flue back up through the siphon Fill the condensate collection siphon as follows see fig 14 Unscrew the T cap from the siphon fill three quarters of the the siphon with water and screw the T cap back in Connect the dedicated flexible condensate draining tube P to a waste disposal system The condensate...

Page 18: ...tionthat could cause hazardous backflow of the condensate into the boiler To connect the condensate drain use only corrosion resistant material for the drain line CONDENSATE NEUTRALIZER KIT The condensate neutralization system neutralizes the condensate created by the products of combustion Acid condensate introduced into the neutralization box follows a two step set course First phase nitrates an...

Page 19: ...rting the burner until the water reaches the temperature of 86 F 30 C The system starts even if display appears OFF as long as the boiler is connected to the power 120 V and gas supply For long periods of standby please empty the boiler and the plant If the temperature goes below 14 F 10 C centigrades please fill the plant with anti freeze liquid CLEANPASS FLUIDO AG cod 98716LA and insert and elec...

Page 20: ... data plate 1 1 16 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 force National Electrical Code ANSI NFPA 70 and or the Canadian Electrical Code Part I CSA C22 1 Electrical Code You should check this essential safety requirement If in doubt request an accurate ch...

Page 21: ...LER loosen the two screws and remove the plate A see fig 15 after removing the plate connect the electrical cables to terminal B see fig 15 the yellow green cable to the terminal marked with grounding symbol the blue cable to the terminal marked with N the brown cable to the terminal marked with L After performing these operations remount plate A and the front casing Note A 3 prong plug is provide...

Page 22: ... 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 contacts and then connect the two non polarized conductors to the Ta Ta contacts After performing these operations remount plate A and the front casing NB In case of simultaneous presence of external probe and remote control the mod...

Page 23: ...the items below to the electronic board see fig 17 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 17 M12 M9 M7 M5 M2 M4 M8 M10 M15 M16 1 2 3 4 57 61 60 59 58 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 MIAH4 ce ma PM SR 62 63 64 65 66 67 68 51 52 53 54 55 56 5 6 M13 M14 ar ar ne ne ce ma 220 V 50 Hz L N V...

Page 24: ...co axial terminal in relation to the slopes inside the exhaust pipe and to protect the combustion air pipe from adverse weather conditions Refer to section 1 1 18 sub section III a and figure 20 This appliance is certified to be installed using polypropylene PVC and CPVC For Canada use System 636 polypropylene PVC and CPVC Type BH Gas Venting Systems certified to ULC S636 Types of venting configur...

Page 25: ... 12 in 30 cm Non direct vent 4 ft 1 2 m below or to side of opening 1 ft 300 mm above opening Direct vent 12 in 30 cm C Clearance to permanently closed window Zero clearance to permanently closed window Please consult with local installation codes the requirements of the local gas supplier and local regulator having jursdiction for further requirements D Vertical clearance to ventilated soffit loc...

Page 26: ...J Clearance to nonmechanical air supply inlet to building or the combustion air inlet to any other appliance 12 in 30 cm Non direct vent 4 ft 1 2 m below or to side of opening 1 ft 300 mm above opening Direct vent 12 in 30 cm K Clearance to a mechanical air supply inlet 6 ft 1 83 m 3 ft 91 cm above if within 10 ft 3 m horizontally L Clearance above paved sidewalk or paved driveway located on publi...

Page 27: ...where necessary Traps if used should have pipe slopes not less than 1 4 in ft 21 mm m downwards to the trap The use of thermal insulation shall be prohibited on non metallic vent pipe and fittings in conditioned space However for vent runs in unconditioned space where freezing is a concern a minimum of 1 2 thick Armaflex is recommended I CO LINEAR VENT FRESH AIR AND EXHAUST The Gas Fired wall moun...

Page 28: ...mounted hot boilers can be installed with one single vent pipe for exhaust Please refer to Table 1 Allowable vent lenghts for maximum vent run Single vent installations can be either be installed through the wall or through the roof To appliance intake air connection From appliance vent pipe connection Vent Air termination Grade or snow line 12 MIN 12 MIN to overhang Air Intake Distance above avg ...

Page 29: ...Please refer to figure E for through the wall single vent installations II b THROUGH THE ROOF INSTALLATION Please refer to figure F for through the roof single vent installations 12 minimum above average snow fall 12 minimum 12 minimum Roof Exhaust 12 minimum above average snow fall Air Intake fig E fig F ...

Page 30: ...C or CPVC pipe Ensure that the adapters are installed correctly into the correct locations as per the attached figure 19 Installation instructions cod 65 00433 FLUE EXHAUST COMBUSTION AIR INTAKE fig 19 Remove the air intake cover plate Clean the inspection collar surface and the area of the air intake hole Stick the appropriate neoprene gaskets onto the underside of the mounting flange of the adap...

Page 31: ...mum exhaust length or linear reference length can be calculated by summing the length of the linear tube When terminating horizontally install an elbow at the end of the terminal For area where snow is a concern it is recommended to point the elbow downwards M G PolyPro Concentric Kits Size Horizontal Product Code Ø 2 3 3 9 in Ø 60 100 mm 2PPC HKRAD fig 20 Ø 3 1 4 9 in Ø 80 125 mm 3PPC HKRAD fig 2...

Page 32: ...of above 10 ft 3 m The domestic fan maximum speed adjustment P11 must be changed to a value of 198 Hz and the heating fan maximum speed adjustment P13 must be changed to a value of 183 Hz with a total vent run of above 22 ft 7 m The domestic fan maximum speed adjustment P11 must be changed to a value of 198 Hz and the heating fan maximum speed adjustment P13 must be changed to a value of 183 Hz wi...

Page 33: ...m 196005 197040 52CVKGVS6502 28 ft 8 5 m 196105 197033 52CVKGVS6502 28 40 ft 12 1 m 196125 52CVKGVS6502 40 3 80 mm 20 ft 6 m 196006 197009 52CVKGVS6503 52CVKGVSF9003 32 ft 9 7 m 196106 197107 52CVKGVS6503 32 52CVKGVSF9003 32 44 ft 13 4 m 196116 197117 52CVKGVS6503 44 52CVKGVSF9003 44 4 100 mm 36 ft 10 9 m 196021 197021 52CVKGVS6504 52CVKGVSF9004 36 Kits must be purchased via Radiant North America ...

Page 34: ...P336 Single Wall Pipe 72 305mm Z Dens 2ZDP372 Single Wall Pipe Z Dens 2ZDE345 Single Wall 45 Elbow Z Dens 2ZDE387 Single Wall 87 Elbow Z Dens 3PPS CDC Single Wall Condensate Drain Z Dens 3PPS TCDC Single Wall Tee w Drain Cap 3 80mm 12 305mm PolyPro 3PPS 12C Single Wall Pipe 36 305mm PolyPro 3PPS 36C Single Wall Pipe 72 305mm PolyPro 3PPS 72C Single Wall Pipe PolyPro 3PPS E45C Single Wall 45 Elbow ...

Page 35: ...All operations described below relative to first start up maintenance and replacement and should be performed only by qualified service technician 1 SUPPORT CENTER SECTION 2 SUPPORT CENTRE SECTION ...

Page 36: ... of lack of gas Make sure that the device supply voltage corresponds with that on the plate 120 V 60 Hz and that the wiring is correct Make sure that the grounding system works properly Make sure that the combustion air circulation exhaust and condensate discharge take place properly in compliance with the Local and National Laws and Standards in force Make sure that the venting and their connecti...

Page 37: ...asts 5 minutes After each water pressure reset the boiler will automatically perform a reduced system relief cycle of 2 minutes Throughout this function the display will show the code F33 The boiler can work normally only after completing the operation Open the gas valve Use the button to select the desired operation mode If the symbol is displayed fixed it means that the function was activated Th...

Page 38: ...ig 23 of the Off Set adjuster To increase the CO2 value turn the screw clockwise and counter clockwise if you want to decrease it Once completed the adjustment tighten the protection screw A fig 23 on the Off Set adjuster FOR MAXIMUM HEATING POWER Press key of the heating circuit to set maximum power for heating function the display will show HI Make sure that the CO2 value complies with the indic...

Page 39: ...s 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 until on the display appears the symbol with the message P00 and release the keys and 3 Use the keys and of the heating circuit to select the parameter to be edited fig 24 fig 25 fig 26 ...

Page 40: ...estic circuit to change the value of the parameter 5 Press the key to confirm the action and wait for the display to stop blinking indicating the adjustment was implemented 6 To exit the parameters menu hold at the same time the keys and and wait for the symbol to appear on the display fig 27 fig 28 fig 29 ...

Page 41: ...TION READ THE INSTRUCTION IN 2 2 19 CONVERSION TO A DIFFERENT GAS TYPE BEFOR E CHANGING THIS PARAMETER 0 1 0 NATURAL GAS AND SETS FAN SPEED SETTING AT PARAMETERS P10 P11 P12 P13 1 PROPANE AND SETS FAN SPEED SETTING AT PARAMETERS P10 P11 P12 P13 P03 SETTING THE HEATING TEMPERATURE IN CASE THE BOILER IS INSTALLED AS PART OF A LOW TEMPERATURE CIRCUIT PLEASE INSTALL A SAFETY THERMOSTAT ON THE HEATING ...

Page 42: ...ION FOR A PERIOD OF TIME EQUAL TO THE POST CIRCULATION SEE PARAMETER P09 SO AS TO MAINTAIN THE SECONDARY EXCHANGER HOT 0 1 0 DISABLED SET BY DEFAULT 1 ENABLED P07 HEATING TIMING THROUGH THIS PARAMETER YOU CAN SET THE MINIMUM TIME FOR WHICH THE BURNER WILL BE TURNED OFF ONCE THE HEATING TEMPERATURE REACHED THE USER SET TEMPERATURE 0 90 VALUE EXPRESSED IN MULTIPLES OF 5 SECONDS PRE SET AT 36 X 5 180...

Page 43: ...RTZ 1HZ 30 RPM P12 HEATING FAN MINIMUM SPEED ADJUSTMENT THROUGH THIS PARAMETER YOU CAN SET THE FAN MINIMUM SPEED IN HEATING PHASE THAT CORRESPONDS TO THE MINIMUM BURNER POWER DURING A REQUEST TO OPERATE IN HEATING MODE SEE 2 1 6 COMBUSTION BLOWER FREQUENCY HEAT CAPACITY DIAGRAM 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 PAR ...

Page 44: ...ENT OF THE ACCUMULATION BOILER EVERY 7 DAYS THE WATER TEMPERATURE INSIDE THE ACCUMULATION BOILER IS HEATED BEYOND 140 F 60 C THUS GENERATING A BURNING HAZARD KEEP UNDER CONTROL SUCH DOMESTIC HOT WATER TREATMENT AND INFORM THE USERS TO AVOID UNFORESEEABLE DAMAGES TO PERSONS ANIMALS PROPERTY A THERMOSTATIC VALVE SHOULD BE INSTALLED AT THE DOMESTIC HOT WATER OUTLET TO AVOID ANY BURNS 0 1 0 DISABLED 1...

Page 45: ...TEMPERATURES TM REFER TO STANDARD SYSTEMS 86 167 F 30 75 C OR FLOOR SYSTEMS 77 113 F 25 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 SETS THE TEMPERATURE MEASUREMENT UNIT THROUGH THIS PARAMETER YOU CAN SET THE TEMPERATURE MEASUREMENT UNIT DISPLAYED CELSIUS C OR FAHRENHEIT F DEGREES ...

Page 46: ...SED IN F P23 MODULATING PUMP MINIMUM SPEED ONLY WITH MODULATING PUMP AND RETURN PROBE CONNECTED THROUGH THIS PARAMETER YOU CAN SET THE MINIMUM SPEED VALUE OF THE MODULATING PUMP DURING A REQUEST TO OPERATE IN HEATING MODE 50 70 THE VALUE IS EXPRESSED IN PERCENTAGE P24 MODULATING PUMP MAXIMUM SPEED ONLY WITH MODULATING PUMP AND RETURN PROBE CONNECTED THROUGH THIS PARAMETER YOU CAN SET THE MAXIMUM S...

Page 47: ...S CONNECTED TO THE BOILER BOARD AUTOMATICALLY THE VALUE OF THIS PARAMETER BECOMES 1 BUT IF THE SOLAR AUXILIARY BOARD IS SUCCESSIVELY DISCOUNNECTED THE DISPLAY OF THE CONTROL PANEL OF THE BOILER WILL DISPLAY THE ERROR E31 IN THIS CASE IN ORDER TO DEACTIVATE THE ERROR E31 IT IS NECESSARY TO MANUALLY SET THE VALUE OF THE PARAMETER TO 0 0 1 0 NOT INSTALLED 1 INSTALLED P29 MODBUS MODE ENABLING 0 2 0 MO...

Page 48: ...CIENT CIRCULATION UPON THE IGNITION THE ACTIVATION OF THIS PARAMETER AGAINST EACH IGNITION OF THE BURNER LEADS TO THE VERIFICATION OF THE CORRECT OPERATION OF THE CIRCULATING PUMP SHOULD THE PUMP NOT RUN CORRECTLY THIS PROTECTS THE HEAT EXCHANGER AS WELL THE OTHER PARTS THAT MIGHT BE AFFECTED BY THE UN DISSIPATED HEAT 0 1 0 DISABLED 1 ENABLED PRE SET BY DEFAULT ...

Page 49: ...IMUM FREQUENCY IN DOMESTIC HOT WATER LINE Natural Gas Hz 45 172 45 186 Propane Hz 45 172 45 186 Note The frequency would change based on vent length See section 1 1 21 TABLE 1 ALLOWABLE VENT LENGTHS for change on frequency with feference to vent lengths 2 4 6 8 10 12 14 16 18 20 22 24 26 35 50 65 80 95 110 125 140 155 170 185 kW Hz btu h 6824 13648 20472 27297 34121 40945 47769 54594 61418 68242 7...

Page 50: ...it check the operation of the gas burner start up and safety systems If necessary remove and clean the flame detection and start up electrodes from incrustations paying attention to respect the distances with respect to the burner check the sealing of the gas components and replace the gaskets if necessary visually check the flame and the condition of the combustion chamber if necessary make sure ...

Page 51: ...ty ppm 1 20 Heating circuit Adjustable heating temperature F C 86 167 77 113 30 75 25 45 Maximum operating temperature for heating circuit F C 203 95 Maximum operating pressure for heating circuit psi bar 60 4 1 Minimum operating pressure for heating circuit psi bar 4 29 0 3 Expansion tank pre charge pressure psi bar 14 5 1 Capacity of the system expansion vessel gal US litres 2 64 10 Domestic cir...

Page 52: ... Natural Gas psi mbar 0 25 17 4 Heating Max fan speed Natural Gas Hz 172 D H W Max fan speed Natural Gas Hz 186 Heating Min fan speed Natural Gas Hz 45 D H W Min fan speed Natural Gas Hz 45 Fuel consumption Natural Gas ft3 h m3 h 100 9 2 86 Nominal Supply pressure Propane psi mbar 0 47 27 4 Heating Max fan speed Propane Hz 172 D H W Max fan speed Propane Hz 186 Heating Min fan speed Propane Hz 45 ...

Page 53: ...ALVE 8 CIRCULATOR 9 ANODE 10 AIR ELIMINATOR 11 WATER TEMPERATURE HIGH LIMIT SWITCH 12 CENTRAL HEATING TEMPERATURE PROBE 13 SPARK ELECTRODE 14 AIR SUCTION TUBE 15 INDIRECT TANK 16 IGNITION TRANSFORMER 17 AIR PRESSURE SWITCH 18 PROPORTIONAL VENTURI 19 GAS VALVE 20 BY PASS 21 TANK DRAINING TAP 22 WATER PRESSURE SWITCH 23 DIVERTER VALVE 24 FLOW SWITCH 25 CHECK VALVE 26 FLOW LIMITER 27 THERMAL EXPANSIO...

Page 54: ...RCULATOR 8 PRESSURE RELEIF VALVE 30 psi 2 bar 9 SYSTEM DRAINING TAP 10 DOMESTIC TEMPERATURE PROBE 11 CENTRAL HEATING TEMPERATURE PROBE 12 WATER TEMPERATURE HIGH LIMIT SWITCH 13 AIR SUCTION TUBE 14 PROPORTIONAL VENTURI 15 GAS VALVE 16 BY PASS 17 WATER PRESSURE SWITCH 18 DIVERTER VALVE 19 FLOW SWITCH 20 CONDENSATE COLLECTION SIPHON 21 SYSTEM FILLING TAP 22 ANODE 23 INDIRECT TANK 24 PRESSURE RELEIF V...

Page 55: ...PERATION 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 34 The RED color with C A indicates the operation in the Domestic Hot water mode The BLUE color with C B indicates the operation in Heating mode C fig 34 ...

Page 56: ...RE SWITCH G GREEN SF CONDENSATE COLLECTION SIPHON EV MF TS TF SR MP Pacq 11 10 9 8 7 12 13 14 15 16 17 M12 M9 M7 M5 M2 M4 M8 M10 M15 M16 1 2 3 4 57 61 60 59 58 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 62 63 64 65 66 67 68 51 52 53 54 55 56 5 6 M13 M14 L N Se Se Ta Ta 24V HS PWM GND VD EA Tra ER C SS SF 120 V 60 Hz 120 V 60 Hz br bl br bl br bl br y w gy bk bl bk br o o bl br br bl ...

Page 57: ...o 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 36 placed at the bottom remove the front panel releasing one at a time the fixing pins at the top To intervene on the side panels of the boiler proceed as follows remove the fastening screws 2 fig 36 placed on the side panel grab the bottom of the panel and...

Page 58: ...ervene 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 fig 37 loosening them and turn the panel downwards unscrew the four fastening screws 1 fig 37 remove the crankcase pulling it upwards 1 1 1 1 fig 37 ...

Page 59: ...charge turn the discharge tap of the system RS fig 38 open the relief valves of the radiators starting from the one at the top and continuing downwards after draining out all water close the relief valves of the radiators and the emptying tap EMPTYING THE DOMESTIC SYSTEM If there is freezing risk you have to empty the domestic system as follows close the main supply tap of the water supply network...

Page 60: ...k 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 V fig 39 situated on the top of the boiler If during this operations there is a water leak the anode has to be replaced because worn V fig 39 ...

Page 61: ... E01 FLAME FAILURE NO FLAME LIGHT UP MANUAL RESET PRESS THE RESET KEY NO GAS PRESSURE CHECK THE GAS SUPPLY MASS OR BROKEN START UP ELECTRODE REPLACE IT GAS VALVE NOT OPENING REPLACE IT SLOW LIGHT UP TOO LOW ADJUSTMENT ADJUST MINIMUM OR SLOW LIGHT UP GAS SUPPLY PRESSURE TOO HIGH ONLY FOR LP BOILERS CHECK THE MAXIMUM ADJUSTMENT PRESSURE 60 MBAR W C NOT BE EXCEEDED THE CONDENSATE LINE IS BLOCKED CHEC...

Page 62: ... psi 0 3 bar LOAD THE SYSTEM AUTOMATIC WATER PRESSURE SWITCH CABLE DISCONNECTED CHECK THE WIRING WATER PRESSURE SWITCH BROKEN REPLACE IT E05 DOMESTIC INLET TEMPERATURE BROKEN OR INCORRECTLY CALIBRATED PROBE RESISTANCE VALUE 10 KOHM AT 77 F 25 C NTC REPLACE IT AUTOMATIC DISCONNECTED OR WET PROBE CONNECTOR CHECK THE WIRING E06 DOMESTIC INLET TEMPERATURE PROBE BROKEN OR INCORRECTLY CALIBRATED PROBE R...

Page 63: ...L INTERNAL 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 PARAMETERS PROGRAMMING REQUEST MICRO PROCESSOR MEMORY LOSS REPROGRAM PARAMETERS MANUAL RESET DICONNECT MAIN POWER SUPPLY E35 RESIDUAL FLAME FAULTY IONIZATION ELECTRODE CLEAN IT OR REPLACE IT MANUAL RESET PRESS THE RESET ...

Page 64: ...2 F 4 C THE BOILER OPERATES AT MINIMUM GAS PRESSURE WITH THE DIVERTER VALVE IN THE SUMMER POSITION THE FUNCTION IS DISABLED WHEN THE TEMPERATURE DETECTED BY THE SENSOR IS 46 4 F 8 C IN THE D H W CIRCUIT F28 ANTI LEGIONELLA THE FUNCTION IS ACTIVATED FOR THE FIRST TIME 60 MINUTES AFTER THAT THE BOILER HAS BEEN ELECTRICALLY POWERED STARTING FROM THAT MOMENT IT COMES AUTOMATICALLY INTO OPERATION EVERY...

Page 65: ...on the rear side of venturi C fig 42 replace the body venturi with the one suitable for the type of supply gas cod 30 00227 for NATURAL GAS cod 30 00228 for PROPANE and make sure the tooth D fig 42 is adjusted downwards on the aluminium ring nut see fig 42 remount the components following the demounting operations in reverse making sure that gasket G is re assembled as shown in fig 40 set the boil...

Page 66: ...0 POSITIONS OF THE ELECTRODES If the boiler does not restart check the positions of the electrodes especially the ignition electrode 0 16 3mm 0 31 0 39 8 10mm 0 39 0 47 10 12mm DETECTION ELECTRODE LIGHT UP ELECTRODE LIGHT UP ELECTRODE DETECTION ELECTRODE LIGHT UP ELECTRODE fig 43 ...

Page 67: ......

Page 68: ...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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