00332925 - 2
nd
edition - 02/09
ALKON 24 B 60ALKON 35 B 60
INSTALLATION ANDSERVICING MANUAL
Page 1: ...00332925 2nd edition 02 09 ALKON 24 B 60 ALKON 35 B 60 INSTALLATION AND SERVICING MANUAL ...
Page 2: ... Boiler water circuit 10 2 5 Performance data according to the Standard UNI 10348 11 2 6 General features 12 3 INSTRUCTIONS FOR THE INSTALLER 12 3 1 General warnings 12 3 2 Standard codes for installation 13 3 3 Packaging 13 3 4 Boiler location 14 3 5 Boiler installation 15 3 6 Gas connection 15 3 7 Central heating connections 16 3 8 DHW connections 17 3 9 Condensate drain 18 3 10 Flue outlet inst...
Page 3: ...he one you really require We recommend you to check the state of cleanliness of the domestic hot water heat exchanger at the end of the first year and subsequently on the basis of the lime scale found this period can be extended to two years 1 4 INFORMATION TO BE HANDED OVER TO THE USER 1 GENERAL INFORMATION The user has to be instructed on the use and operation of his heating system in particular...
Page 4: ...onstructive components which influence the appliance s safe operation WARNING When tightening or loosening the screw pipe connections use only adequate fork spanners The improper use and or the use of inadequate equipment can cause damages for example water or gas leakages WARNING Indications for appliances operating with propane gas Ensure yourself that before installing the appliance the gas tan...
Page 5: ... F factor N stars based on the quality of water declared EN 13203 1 19 PMW Max pressure D H W system 20 T max Max temperature D H W system C Electrical features 21 Electrical power supply 22 Consumption 23 Protection grade D Countries of destination 24 Direct and indirect country of destination 25 Gas family 26 Supply pressure E Factory setting 27 Adjusted for gas type X 28 Space for national bran...
Page 6: ...ervicing switch off the electrical supply to the boiler by means of the ON OFF switch and or by means of the appropriate shutdown devices Do not obstruct the inlet outlet terminals In the event of failure and or faulty functioning of the applian ce switch off the boiler Do not attempt to make any repairs contact qualified technicians Any repairs must be carried out solely by Unical authorized tech...
Page 7: ...gulations Their technical and functional features com ply with the regulations prescribed by the law No 1083 dated 06 12 1971 concerning safety and use of combustible gas and with the requirements prescribed in the law No 10 dated 09 01 1991 and any subsequent amendments Gas Direc tive 90 396 CEE Efficiency Directive 92 42 CEE Electro magnetic Compatibility Directive 89 336 CEE Low Voltage Directi...
Page 8: ...242 358 468 481 ALKON 35 B 60 ALKON 24 B 60 323 248 138 M G R Rc Vsb C F 323 177 207 275 66 5 393 453 184 Vsr 2 2 DIMENSIONS G Gas inlet C DHW outlet F Cold water inlet M C H system flow R C H system return Rc Filling system cock Vsb Safety valve storage tank 7 bar Vsr Safety valve heating circuit 3 bar VIEW FROM ABOVE VIEW FROM BELOW 855 884 600 855 884 600 ...
Page 9: ... 8 Storage tank 9 Expansion vessel 10 Filling system cock 1 Pump 2 Gas Valve 3 CH low water safety pressure switch 4 CH flow sensor 5 Combustion chambre Fan 6 Flue outlet pipe 7 Automatic air vent 8 Storage tank 9 Expansion vessel 10 Filling system cock ALKON 35 B 60 ALKON 24 B 60 1 2 3 4 5 6 7 8 9 10 1 2 8 9 10 7 6 5 4 3 2 3 MAIN COMPONENTS ...
Page 10: ...perature sensor 7 Aluminium heat exchanger condenser 8 Ignition and flame detection electrode 9 Fan 10 Premix 11 High limit thermostat 12 Safety thermostat 13 Inox storage tank 14 Expansion Vessel DHW 15 Flow restrictor 16 Storage tank safety valve 17 Filling system cocK 18 Gas valve R 4 2 1 3 6 10 9 8 7 11 12 13 14 16 17 15 5 18 GAS M C F ...
Page 11: ...tion max Appliance s family gas category Min water flow rate in CH circuit Dt 35 C Min pressure in CH circuit Max pressure in CH circuit Water content in primary circuit Max operating temp in CH mode Min operating temp in CH mode Total volume CH expansion vessel Total pre loading expansion vessel Max water content CH circuit calculated for a max temp of 90 C Min DHW inlet pressure Max DHW inlet pr...
Page 12: ...s is verifiable via the indication on the packaging and on the data badge c Check that the chimney flue pipe has an adequate draught does not have any con strictions and that no other appliance s flue outlets have been fitted unless the chim ney is serving more than one heating ap pliance according to the specific standar ds and regulations in force The connec tion between the boiler and chimney f...
Page 13: ...lations published in the official publications as well as all the applicable codes of practice Before installing the appliance please contact the gas supply company The installation must be carried in accordance to the codes of practice the regulations and the requirements hereby indica ted which constitute an indicative list but not a complete one as these continue to undergo developments Nationa...
Page 14: ...he boiler The wall must not be made of inflammable material Leave a clearance of 100 mm on each side of the boiler to facilitate subsequent servicing Every appliance is supplied with a steel Wall mounting tem plate which once fixed on to the wall chosen for the installa tion by means of the screw anchors supplied together with the boiler permits Supporting the boiler Marking the exact point for po...
Page 15: ... of the system is concealed from view the gas soun dness test must be carried out before covering the pipes Before connecting the pipework the system must be tested with air or inert gas at a pressure of at least 100mbar Before commissioning the boiler ensure that the following operations are carried out Open the gas meter cock and vent the air contained in the piping and subsequently proceed to v...
Page 16: ...s earth clamps for the electrical or telephonic system They are absolutely un suitable for this use In a short time this could cause serious damage to the piping boiler and radiators Pressure relief valve drain pipe In correspondence to the heating pressure relief valve provi sion should be made to install a discharge pipe with a funnel and a siphon which lead to an adequate drainage The drai nage...
Page 17: ...age to pro perty The manufacturer shall not be held lia ble for any such injury and or damage 3 8 CENTRAL HEATING CONNECTIONS WARNING Before installing the boiler we recommend that the system is flushed out with a suitable product in order to eliminate any metallic to oling or welding residues oil and grime whi ch could reach the boiler and affect the pro per running of the boiler Do not use any s...
Page 18: ...t be no bottlenecks it must be installed so as to avoid freezing of the liquid when the boiler is operating and prevent the eventual pres surization of the sewage system consent the correct downflow of the appliance s liquid di scharges it must be made with one of the following materials which are resistant to condensate Grès according to the Standards DIN 1230 1 and 6 EN 295 1 or 2 or 3 Glass bor...
Page 19: ...ge the products of combustion to the outside through concentric or twin ducts The minimum distance between the air inlet duct and the flue gas outlet duct must be of 250 mm and moreover both termi nals must be positioned within a 500 mm square area Type C43 Boiler designed for connection to collective flue systems in cluding two ducts one for the air inlet and the other for the discharge of produc...
Page 20: ... the chimney has to be independent and serve just this boiler FLUE OUTLETS WITH CONCENTRIC DUCTS Ø 60 100 mm Important the outlet inlet flue has to have a minimum inclination of 3 towards the top in the outlet direction so as to enable the collection of any condensate formed in the boiler Tipo C33 The maximum allowable length of the vertical concentric pi pes is of 5 metres flue terminal included ...
Page 21: ...ded the maximum length permitted has to be reduced by 1 metre FLUE OUTLETS WITH CONCENTRIC DUCTS Ø 80 125 mm Important the outlet inlet flue has to have a minimum inclination of 3 towards the top in the outlet direction so as to enable the collection of any condensate formed in the boiler pendenza 3 KIT5730C KIT5820C 00361334 00360357 00361256 00361334 220 257 24 kW 242 35 kW 372 ...
Page 22: ... rectilinear length it is intended without cur ves and suction evacuation terminals or the calculation related to the configurations example 1 or 2 it is necessary to deduct from the maximum allowed length the resistance in meters related to the different accessories see table 00361435 KIT5770C KIT5780C TSC0130C or TSC0150C L1 L2 L 1 L 2 L max L1 L2 2 curve with wide radius 5 0 m 61 0 m 64 0 m L m...
Page 23: ...TSC0130C TSC0150C KIT5750C KIT 5760C KIT5790C 00361435 KIT 5750C KIT 5760C TSC0130C TSC0150C KIT 5770C L max 1 Curve with wide radius 1 horizontal suction terminal 1 Vertical evacuation duct 64 0 m 2 5 m 2 3 m 5 3 m 53 9 m With this configuration there are still 53 9 m available to be shared between the suction and evacuation ducts L max 2 curve with wide radius 1 horizontal suction terminal 1 hor...
Page 24: ...6 m 15 8 m 17 4 m L 1 L 2 L max L1 L2 17 4 m For each one of them deduct from the maximum allowed Length the corresponding flue losses in meters Table of the flue losses for smoke accessories Ø 60 mm The maximum allowable length of the horizontal separate pi pes Ø 60 is of 17 4 metres For rectilinear length it is intended without cur ves and suction evacuation terminals or the calculation related ...
Page 25: ...lue discharge from two external pe rimeter walls It is not permitted to position the two terminals on opposite walls L max 2 Curve with wide radius 1 horizontal suction terminal 1 horizontal evacuation terminal 17 4 m 1 6 m 1 2 m 2 0 m 12 6 m L max 1 Curve with wide radius 1 horizontal suction terminal 1 Vertical evacuation duct With this configuration there are still 12 6 m available to be shared...
Page 26: ... foreseen Do not permit children or inexpert people to use the ap pliance Connection to mains supply 230V The boiler is provided complete with a 1 5 m long mains sup ply cable with a cross section area of 3x0 75 mm2 The boiler s electrical connections are shown in the section WIRING DIAGRAMS paragraph 3 13 pages 31 32 A mains supply of 230 V 50 Hz is required The wiring to the boiler must be in ac...
Page 27: ...be made via the knob positioned on the rear side of the panel turn the knob in an anti clockwise direction between a value from 10 to 19 Obviously this temperature is different from zone to zone and varies in function of the climatic conditions of the installation site it corresponds to the minimum design temperature The minimum flow temperature instead HL is automatically set by the boiler when t...
Page 28: ...icity supply before carrying out any operations on the electrical parts Modulating RT OT digital room controller connection optional Gain access to the terminal strip Y1 Connect the TA modulating cable to the terminals 4 5 of the terminal strip Y1 making them pass through an extrac tible grommet available on the control box Remove the jumper positioned between the terminals 3 4 on the terminal str...
Page 29: ...e 3 way valve opens the high temperature zone and closes the low temperature zone controlled by the digital room controller Regolafacile With the thermostat s contact On Off open the 3 way valve deviates towards the low temperature zone the temperature value can be adjusted with the digital room controller M 3 L N TA 4 LT zone HT zone Flow Return External voltage line To the terminals 3 and 4 on t...
Page 30: ...G Gas valve VM Modulating fan Y1 Y3 Connector Note The figures shown on the scheme of actual connection are purely indicative A4 A1 A3 A5 A2 A6 A8 Y2 X3 Y1 A11 A9 VM 1 2 3 4 5 6 BLACK GREEN BLUE ORANGE LIGHT BLUE BROWN WHITE YEL GREEN RED YEL GREEN LIGHT BLUE BROWN VG TRASF ACC BLUE LIGHT BLUE BROWN BROWN TL SS SRR SR DK BLACK WHITE GREEN GREEN WHITE WHITE WHITE BROWN LIGHT BLUE LIGHT BLUE P MVD 2...
Page 31: ... the jumper Remove the front panel Undo the 4 screws A and remove the cover B If the jumper is positioned on NS 1 2 the high temperature zone is in permanent demand As the high temperature demand has priority on the low temperature demand the eventual action of the digital remote room controller is completely uninfluential The closure of the contact between 3 4 on the Y2 provokes the night reducti...
Page 32: ...eck all the connections for soundness after having fired the boiler and the system has reached the correct temperature arrest the pump and repeat the air bleeding operations let the system cool down and if necessary re establish the water pressure to 0 8 1 bar Filing system cock NOTE The minimum low water pressure switch will not give the electrical impulse to fire the burner if the pressure is lo...
Page 33: ... up the siphon through the filling hole and check the correct drainage of the condensate If the appliance is used with the condensate drain siphon empty this could cause poisoning caused by the leakage of the flue gasses there are no water leaks all the necessary ventilation conditions and minimum cle arance distances are guaranteed for subsequent servi cing in case the boiler is sited in a cupboa...
Page 34: ...the Reset G key for at least 3 seconds The boiler will operate in the CH mode at the maximum output led D blinking and led E ON B MIN OUTPUT ADJUSTMENT By pressing the Reset G key again the boiler will operate at the minimum output led D and led E blinking MAXIMUM OUTPUT ADJUSTMENT SCREWS Check that the C02 values are within the values indicated in the table Burner pressures If necessary correct t...
Page 35: ...n max Start up firing rate ALKON 24 B60 Burner type A see page 39 9 0 10 2 7000 7000 20 37 0 45 m h 0 33 kg h 2 52 m h 1 85 kg h 1400 1500 8 6 x 9 9 x 6 9 0 10 8 5 6 5 6 10 20 ALKON 35 B60 Burner type A see page 39 9 0 10 0 6700 6400 20 37 0 58 m h 0 43 kg h 3 65 m h 2 68 kg h 1200 1200 9 0 10 2 5 6 5 6 40 40 ALKON 24 B60 Burner type U see page 39 9 0 10 2 7000 7000 20 37 0 45 m h 0 33 kg h 2 52 m...
Page 36: ...ith access code parameter FHCH rpm x 100 es 70 7000 rpm ALKON 24 B 60 example for ALKON 24 B 60 with the parameter FHCH settled on 50 the correspondent maximum input will be of 16 4 kW for ALKON 35 B 60 with the parameter FHCH settled on 50 the correspondent maximum input will be of 24 3 kW Output range Maximum imput Parameter FHCH rpm x 100 Output range Maximum imput Parameter FHCH rpm x 100 ALKO...
Page 37: ...st have regular maintenance and cleaning in order to ensure reliable and efficient operation Regular attention will prolong the life of the boiler The frequency of servicing will be determined by the service engineer and will depend on the appliance s state of condition 4 INSPECTION AND SERVICING SCHEDULE INSTRUCTIONS FOR INSPECTION AND SERVICING To ensure a long life to all your boiler components...
Page 38: ...for the water soundness of the D H W Circuit Recommended servicing operations Examine all water seal components for soundness Clean the combustion circuit heat exchanger body Clean the fan Check the gas flow rate and eventual gas adjustment Check the flue outlet system Check the hydraulic system Combustion analysis Check annually Check every 2 years Check efficiency of fan s operation Test for gas...
Page 39: ...ner during regulation stick to the values indicated in the table on page 35 08A 08U ALKON 24 B60 Burner type U ALKON 35 B60 Burner type U ALKON 24 B60 Burner type A ALKON 35 B60 Burner type A DISTRIBUTOR SEALINGGASKET BURNER BOILERBODY DISTRIBUTOR SEALINGGASKET BURNER BOILERBODY DISTRIBUTOR SEALINGGASKET BURNER BOILERBODY DISTRIBUTOR SEALINGGASKET BURNER BOILERBODY ...
Page 40: ...he return temperature sensor is 35 C It is annulled when the temperature difference is 25 C CODE DISPLAYED ON THE DIGITAL ROOM CONTROLLER 04 04 04 04 04 Fan speed adjustment error Description The fan does not reach the requested speed CODE DISPLAYED ON THE DIGITAL ROOM CONTROLLER 06 06 06 06 06 Overheat heat exchanger Description It is activated when the flow temperature detected by the sensor in ...
Page 41: ... CH sensor CODE DISPLAYED ON THE DIGITAL ROOM CONTROLLER 1 1 1 1 14 4 4 4 4 DHW temperature sensor Description Interruption or short circuit of the DHW sensor CODE DISPLAYED ON THE DIGITAL ROOM CONTROLLER 11 11 11 11 11 Factory parameters Description Alteration of the factory parameters caused by electromagnetic disturbances Restore the parameters via the remote control CODE DISPLAYED ON THE DIGIT...
Page 42: ...rs in Casteldario MN Via Roma 123 Italy as gas fired condensing boiler manufacturers of the range AGs p a DECLARES All these boilers are marked TechnicalManager Dino Lanza Unical declines any responsibility for injuries to persons animals or to property deriving from wrong handling of the boiler by unauthorized third parties or by bad installation or servicing The above mentioned appliances have o...
Page 43: ......
Page 44: ...ag info unical ag com The Unical declines every responsibility for the possible inaccuracies if owed to errors of transcript or press Also reserves the right to bring those changes that it will hold necessary to it own products or profits without jeopardizing its essential characteristics ...
