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MAINTENANCE INSTRUCTIONS

RK 100 - RAD - ING - MAN.INST - 1311.1 - DIGITECH CS MIAH4

Summary of Contents for RK 100

Page 1: ...g and maintenance instructions CE 0694 RK 100 RAD ING MAN INST 1311 1 DIGITECH CS MIAH4 Technical Specification RADIANT BRUCIATORI S p A Montelabbate PU ITALY ENGLISH Instruction Manual for model RK 1...

Page 2: ......

Page 3: ...13 2 9 Control panel 13 2 10 INFO Menu display 14 3 Installation authorised personnel 3 1 General warnings 15 3 2 Reference standard 15 3 3 Boiler room installation requirements 16 3 4 Unpacking 16 3...

Page 4: ...as Data 50 5 5 Regulating the Gas Valve Offset 51 6 Servicing the appliance authorised personnel 6 1 General warnings 52 6 2 Boiler inspection 52 6 3 Accessing the boiler 53 6 4 Draining the central h...

Page 5: ...e nails staples plastic bags polystyrene etc must not be left within reach of children in that these items represent a potential hazard and must be disposed of in a responsible manner Before carrying...

Page 6: ...ty requirement must be checked and verified In case of doubt have the electrical system checked by a qualified electrician The manufacturer will not be held liable for any damage or injury caused as a...

Page 7: ...pact homogeneous highly functional unit that is easy to install and simple to operate In its simplicity the wall mounted appliance is equipped with all the appropriate accessories required to make it...

Page 8: ...iency marking Stars 4 NOx Class V Central heating Circuit Central Heating water temperature setting min max C 30 80 25 45 Max Heating working temperature C 95 Max working pressure bar 5 Water content...

Page 9: ...n Efficiency minimum load 98 2 Flue efficiency losses with burner ON 100 full load 2 4 Flue Efficiency losses with burner ON minimum load 1 8 Casing Efficiency losses 100 full load 0 1 Casing Efficien...

Page 10: ...1311 1 DIGITECH CS MIAH4 6 2 2 Dimensions 2 2 1 Single unit S 35 35 800 800 127 VS G 187 VS 46 230 G 107 RI AI KEY RI HEATING RETURN 1 1 2 AI HEATING FLOW 1 1 2 G GAS 3 4 SC CONDENSATE DRAIN 25 VS SA...

Page 11: ...llation is possible in only heating version R version or connected to a remote storage cylinder for the domestic hot water production RS version mod R mod RS LEGEND AI HEATING FLOW 1 1 2 RI HEATING RE...

Page 12: ...1 WATER PRESSURE SWITCH 2 SAFETY THERMO FUSE 102 C 3 PUMP 4 FAN RG128 5 CONDENSING EXCHANGER 6 MANIFOLD FLOW 7 MANIFOLD RETURN 8 CONDENSATE TRAP 9 FLUE EXHAUST DUCT 10 IGNITION TRANSFORMER 11 AUTOMAT...

Page 13: ...VE 9 ELECTRONIC GAS VALVE 10 VENTURI 11 HEATING SAFETY THERMOSTAT 95 C 12 SAFETY THERMO FUSE 102 C 13 HEATING SENSOR 14 SYSTEM DRAIN VALVE 15 IGNITION ELECTRODE 16 IONISATION ELECTRODE 17 CONDENSATE P...

Page 14: ...according to the requested thermic load 2 5 2 Configuration n 2 Heating circuit installation controlled by a remote control and an outside temperature sensor connection to a remote storage cylinder RS...

Page 15: ...ation pump head flow graph 2 6 1 Circulation pump typical curves 2 6 2 Hydraulic pressure losses Pressure loss mbar Flow l h 0 50 100 150 200 250 300 350 400 6500 5500 4500 3500 2500 1500 500 litres h...

Page 16: ...nt where a pipes flushing is possible fig 1 The compensator will create a low pressure loss zone so that the primary circuit of the boiler will become independent from the secondary circuit Therefore...

Page 17: ...et to heating only or OFF Operation Functions display Lock Out Water low pressure Temperature display Flame presence ON 3 power steps Error History display last 5 errors 2 9 Control panel 2 9 1 Contro...

Page 18: ...boiler see flame icon power images 2 10 INFO Menu display Press the INFO Button to display the boiler data Once pressed the parameter number will appear on the left side of the display and the associ...

Page 19: ...ck that they have been intubated In case of new boilers or boiler replacements the system must be equipped of efficient devices which provide the boiler against air and impurities Y filters micro impu...

Page 20: ...recyclable It is recommended that the packing material is only removed prior to installing the boiler The manufacturer will not be held responsible for damage caused by incorrect storage of the produ...

Page 21: ...d enclosure then it is recommended to leave the ON OFF switch always in ON position to give frost protection If the boiler is installed in a room containing a bath or shower reference must be made to...

Page 22: ...wall follow this instruction 1 Check that the spacer A fig 1 is installed in the boiler to ensure the correct installation slope of 4 compared to the installation wall fig 2 and to avoid any condensat...

Page 23: ...nside the heat exchanger A correct frame installation assures a counterslope of about 4 compared to wall perpendicular line To install the frame and than the boiler proceed as follows a Make sure that...

Page 24: ...in any case the pressure set by the heating engineer Connect the outlets of the safety valves to an outlet funnel to prevent the boiler room from flooding if these devices cut in This outlet should p...

Page 25: ...protect against frost Before switching the boiler On check the correct condensate discharge 3 6 5 Condensate neutralization The condensate neutralization system neutralizes the condensate present in b...

Page 26: ...sulphate melt and they could be eliminated with water Annual Active carbon See six monthly maintenance Reagent Determine the pH values and if necessary replace the reagent granulate see six monthly m...

Page 27: ...insufficient can reduce the power of the generator with inconvenience to the user Before installing the boiler check the following The pipe work must have a section appropriate for the flow rates requ...

Page 28: ...that the positions of the live and neutral wires correspond to the wiring diagram The power supply cable must not be replaced by the user If the cable is damaged turn off the unit and to replace it co...

Page 29: ...emove the front case panel of the boiler c Slacken the screws and remove plate A see fig 1 d With the plate removed connect the wires to the terminal board B as follows Connect the earth wire normally...

Page 30: ...t the main switch b remove the front case panel of the boiler c slacken the screws and remove plate A see fig 1 d connect the outside temperature sensor on contacts marked as SE SE on the terminal boa...

Page 31: ...elephone control Key TP Storage cylinder pre heating timer option only if parameter P00 2 3 or 4 CT Telephone control PM Modulating pump SR Heating sensor SRB Remote boiler Lock Out indicator Option S...

Page 32: ...or insert the sensor cable inside the control panel inserting terminals 34 and 35 It is not necessary to follow a sequence with the wires M4 terminal block 3 way valve connect the 3 way valve motor ca...

Page 33: ...the boiler is indipendent from any flue efficiency loss of flue exhaust and comburent air intake systems But the maximum flue efficiency loss of the system must not be exceeded to avoid a reduction of...

Page 34: ...an 20 m N B A 40 mt maximum flue length can be reached by setting the parameters value to 180 Hz Operate according to the instructions of 5 3 Setting the parameters to modify the parameters value b Th...

Page 35: ...N B A 30 mt maximum flue length can be reached by setting the parameters value to 180 Hz Operate according to the instructions of 5 3 Setting the parameters to modify the parameters value b Through th...

Page 36: ...seals on the gas supply pipe from the mains and make sure that the meter does not register any flow of gas Open the gas feed valve and make sure that there are no gas leaks from pipe fittings upstream...

Page 37: ...e gas feed valve and fill the system as follows Check that the circulating pump runs freely Check that the plug of the air vent valve has been slackened slightly to allow air to escape from the system...

Page 38: ...intenance operations in compliance with the current standard UNI CTI 8065 are fundamental flushing up the system check the system water features The choice of the water treatment type must be made acc...

Page 39: ...through the trap The filling operation is carried out as follows fig 1 previous page Remove plug T and fill the trap S three quarters full with water Replace plug T and connect the drainpipe P Note It...

Page 40: ...chnician In case of a boiler locked out because of freezing before putting it into operation make sure that any part is blocked by ice heat exchanger pump etc Warning for the installer In case of an o...

Page 41: ...t to indicate the selected operation mode The automatic ignition system will then light the burner In case of flame failure the ignition system repeats the ignition procedure after the fan overrun cyc...

Page 42: ...heating temperature 00 01 Standard 30 80 C Reduced 25 45 C P04 Heating output rising time 00 04 00 0 seconds Disabled 01 50 seconds Default 02 100 seconds 03 200 seconds 04 400 seconds P05 Water hamm...

Page 43: ...n to a remote storage cylinder 45 75 Displayed in C P22 T set point T flow T return w modulating pump and return temperature sensor connected only 00 10 40 00 Disabled Displayed in C P23 Modulating pu...

Page 44: ...eter settings menu as follows 1 Place mode selection button in OFF position visualized by symbol 2 Keep pressed and buttons simultaneously and wait for symbol and P00 to appear on the display 3 Releas...

Page 45: ...r 00 instantaneous boiler w dual circuit exchanger 01 instantaneous boiler w secondary D H W plate exchanger 02 storage cylinder boiler RS version only 03 boiler with Comfort storage cylinder 7 C 04 C...

Page 46: ...previously described procedure see paragraph 5 2 Accessing the parameters menu steps 1 4 5 Use and buttons S symbol side to modify the value of the parameter 00 0 seconds disabled 01 50 seconds defau...

Page 47: ...see paragraph 5 2 Accessing the parameters menu steps 1 4 5 Use and buttons S symbol side to modify the value of the parameter within the prescribed limits displayed in multiples of 5 seconds min 00 m...

Page 48: ...y described procedure see paragraph 5 2 Accessing the parameters menu steps 1 4 5 Use and buttons S symbol side to modify the value of the parameter within the prescribed limits displayed in Hertz min...

Page 49: ...an frequency Hz diagram To enter the parameters menu follow the previously described procedure see paragraph 5 2 Accessing the parameters menu steps 1 4 5 Use and buttons S symbol side to modify the v...

Page 50: ...f the flow temperature Tm refer to standard 30 80 C appliances or 25 45 C for under floor heating systems The type of appliance can be set using parameter P03 To enter the parameters menu follow the p...

Page 51: ...ers menu follow the previously described procedure see paragraph 5 2 Accessing the parameters menu steps 1 4 5 Use and buttons S symbol side to modify the value of the parameter 00 Disabled 01 Flow te...

Page 52: ...ocedure see paragraph 5 2 Accessing the parameters menu steps 1 4 5 Use and buttons S symbol side to modify the value of the parameter within the prescribed limits displayed in Celsius degrees min 45...

Page 53: ...heating mode request To enter the parameters menu follow the previously described procedure see paragraph 5 2 Accessing the parameters menu steps 1 4 5 Use and buttons S symbol side to modify the valu...

Page 54: ...5 4 2 Heating Power kW Fan frequency Hz diagram Table no 1 CO2 Values Gas type CO2 G 20 9 4 Table no 2 Frequency Gas type Minimum Hz Maximum Hz G 20 48 168 Table no 3 Gas data table NATURAL GAS G20 L...

Page 55: ...duce or increase the CO2 value ATTENTION the screw has not a stop point therefore it rotates by completely opening or closing the gas passage 5 5 2 OFF SET Regulation Make sure that the gas valve 4 fi...

Page 56: ...ition of the water seals and replace where necessary Visually inspect the condition of the combustion chamber and flame When required check that the combustion is correctly regulated and if necessary...

Page 57: ...along the length of the flue and or any acid neutralising devices Check that the condensate flows freely and that there are no exhaust fumes present within the appliance 6 3 Accessing the boiler All m...

Page 58: ...en the system drain valve see fig 1 Open the air vents on the radiators starting with the highest and moving down the system to the lowest When the system has been drained close the radiator breather...

Page 59: ...old and burner to the primary heat exchanger Remove the burner unit paying particular attention not to remove the ceramic fibre protection from the bottom of the heat exchanger Check that the burner i...

Page 60: ...ace if necessary Reconnect the wires and re assemble the components following the above procedure in reverse order Switch on the power supply and restart the appliance Check the default positions make...

Page 61: ...emove and dismantle the entire burner unit see 6 6 1 Cleaning the main exchanger module and combustion unit Unscrew the four nuts securing the electric fan to the gas manifold and then remove the elec...

Page 62: ...order Switch on the electricity water and gas supplies open the shut off valves and fill the central heating circuit Then restart the appliance remembering to discharge any air that may be trapped in...

Page 63: ...t the boiler 6 6 9 Primary heat exchanger fig 2 Due to the considerable weight of the heat exchanger pay attention during maintenance operations close the shut off valves and drain the central heating...

Page 64: ...the circuit board and re assemble the components following the above procedure in reverse order Switch on the electricity water and gas supplies and regulate the boiler see 5 4 Gas data The present pa...

Page 65: ...M8 M4 M2 M5 M7 M9 M12 17 16 15 14 13 12 7 8 9 10 11 SE TA 6 8 Wiring diagrams 6 7 1 Only heating version R Key ER Ionisation electrode EA Ignition electrode C Circulating pump VG Gas valve TRA Igniti...

Page 66: ...ntrol panel inserting terminals 34 and 35 It is not necessary to follow a sequence with the wires M4 terminal block 3 way valve connect the 3 way valve motor cable through the Molex terminal Insert th...

Page 67: ...MAINS GAS SUPPLY b REPLACE PART c REPLACE PART d SET THE IGNITION SEQUENCE e CONNECT THE BOILER PROPERLY f REPLACE PART g CONNECT THE IONISATION ELECTRODE CABLE Manual Reset press the Reset button E02...

Page 68: ...CIRCULATION x PRIMARY OR SECONDARY HEAT EXCHANGER OBSTRUCTED y PUMP MALFUNCTION OR PUMP IMPELLER DIRTY x CLEAN OR REPLACE PART y CLEAN OR REPLACE PART Automatic E21 GENERAL PCB MALFUNCTION z MICROPROC...

Page 69: ...age cylinder 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 fun...

Page 70: ...ION ELECTRODE ISO 37035LA EXHAUST FAN NRG137 40 00020 DIAPHRAGM 11 40 00077 PRINTED CIRCUIT BOARD DIGITECH CS MIAH400 43001LA WASHER 23 5x17x2 3 4 43055LA 1 2 O RING WASHER 43235LA WASHER 1 1 2 5x35x2...

Page 71: ...MAINTENANCE INSTRUCTIONS RK 100 RAD ING MAN INST 1311 1 DIGITECH CS MIAH4 67...

Page 72: ...E COMPANY RESERVES THE RIGHT TO APPLY VARIATIONS WITHOUT PRIOR NOTIFICATION NEITHER WILL THE COMPANY BE HELD RESPONSIBLE FOR ANY INACCURACIES IN THIS HANDBOOK DERIVING FROM PRINTING OR TRANSLATION ERR...

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