Unical ALKON R 24 Installation And Servicing Manual Download Page 44

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Inspections and servicing schedule

IDENTIFICATION TYPE OF BURNER ADOPTED
On the technical data plate, at the voice (5)

S.N°

(page 5)

the third figure identifies the type of burner during regulation
stick to the values indicated in the table on page 35.

............ 08

............

ALKON - Burner type “U”

ALKON - Burner type “A”

DISTRIBUTOR

SEALING GASKET

BURNER

BOILER BODY

DISTRIBUTOR

SEALING GASKET

BURNER

BOILER BODY

Summary of Contents for ALKON R 24

Page 1: ...00332495 4th edition 02 2009 INSTALLATION AND SERVICING MANUAL 18 R 24 R 24 C 28 R 28 C 35 R 35 C ALKON English...

Page 2: ...11 3 2 Standard codes for installation 12 3 3 Packaging 12 3 4 Boiler location 13 Dimensions for connecting the Alkon 28 to the external storage tank kit DSP120 14 3 5 Boiler installation 16 3 6 Gas c...

Page 3: ...ar as possible to the 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 t...

Page 4: ...tructive 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 in...

Page 5: ...N 13203 1 18 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...

Page 6: ...ing turn 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 an...

Page 7: ...Directive 73 23 CEE Moreover the boilers of the ALKON range are classified as CONDENSING BOILERS according to the Directive 92 42 CEE appendix 2 4 stars and appendix 6 D M 660 2 TECHNICAL FEATURES AN...

Page 8: ...drain siphon 13 Automatic air vent 14 Diverter valve motor 2 3 MAIN COMPONENTS 15 Diverter valve 16 Pump 17 Central heating circuit safety valve 18 System drain cock 19 Low water pressure switch 20 Fl...

Page 9: ...R C G 1 2 3 4 5 6 8 7 9 10 13 16 20 24 25 26 22 23 21 19 18 17 14 15 12 11 27 1 By Pass 2 DHW temperature sensor 3 Gas valve 4 Flow temperature sensor 5 Condensate drain siphon 6 Return temperature se...

Page 10: ...Air excess Condensate production max CO at 0 of O2 min max N0x value according to EN 297 A3 and EN 483 N0x class Flue losses with burner in operation max Flue losses with burner off Room Temperature...

Page 11: ...gas type available This 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 constrictions and that no...

Page 12: ...the local and or national regulations published in the official publications as well as all the applicable codes of practice The installation must be carried in accordance to the codes of practice th...

Page 13: ...to facilitate subsequent servicing Every appliance is supplied with a steel Wall mounting template which facilitates the connection of the gas and water feed pipes when laying out the hydraulic syste...

Page 14: ...0 mm 18 kW 50 mm 24 28 kW 37 mm 35 kW 110 mm a b c d e POSITIONING OF THE SYSTEM PIPEWORK CONNECTIONS CONDENSATE DRAIN AND PRESSURE RELIEF VALVE 35 kW M C G F R 4 5 165 65 65 65 65 172 Condensate drai...

Page 15: ...Instruction for the installer Dimensions for the connection of the ALKON R 18 to the external storage tank kit DSP 110 Mimp Ri F C Svs 62 5 97 5 135 139 937 952 1171 1252 1948 120 120 M R Rc Mc 62 5 R...

Page 16: ...ting the boiler Place the steel mounting template on to the wall Determine the position of the holes for fixing the support bracket Drill the holes and fix the support bracket using the fixing screws...

Page 17: ...by the radiators any eventual thermostatic radiator valves lockshield valves and by the system s layout The routing of the piping has to be laid down taking all the necessary precautions in order to a...

Page 18: ...00 1 0 1 5 2 0 2 5 3 0 3 5 4 0 4 5 5 0 5 5 6 0 6 5 7 0 0 50 0 5 100 150 200 250 300 350 400 450 500 550 600 650 700 750 800 850 900 950 1000 1050 1100 1150 1200 1250 1300 1350 1400 1 0 1 5 2 0 2 5 3 0...

Page 19: ...n ALKON 35 kW The pressure in the system must be between 1 and 3 bar if the pressure is higher fit a reducing pressure valve WARNING The hardness of the mains water supply conditions the frequency wit...

Page 20: ...724 Straight pipework kit supplied with the boiler CONNECTION WITH STRAIGHT PIPES BICONIC NIPPLES 00360724 Straight pipework kit supplied with the boiler 00361382 Telescopic pipes connection kit optio...

Page 21: ...supplied with the boiler there must be no bottlenecks the connection must be made just under the bottom part of the boiler it must be installed so as to avoid freezing of the liquid when the boiler is...

Page 22: ...centric 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 terminals must be positioned within a 500 mm square area C43 Boil...

Page 23: ...0 75 metres The maximum allowable length of the horizontal concentric pipes is of 3 5 metres For each elbow added the maximum length permitted has to be reduced by 1 metre HORIZONTAL FLUE OUTLET WITH...

Page 24: ...able the collection of any condensate formed in the boiler Type C33 The maximum allowable length of the vertical concentric pipes is of 8 5 metres including the terminal 80 125 For each elbow added th...

Page 25: ...permitted to position the two terminals on opposite walls The maximum pressure loss permitted independently from the type of installation must not exceed the value of 100 Pa 00361435 KIT5770C KIT5780C...

Page 26: ...5760C TSC0130C TSC0150C KIT 5770C CALCULATION OF THE PRESSURE LOSSES OF THE COMBUSTION AIR INLET PRODUCTS OUTLET DUCTS When calculating the pressure losses bear in mind the following parameters For th...

Page 27: ...in the combustion product outlet For the 60 L 1 horizontal combustion air inlet terminal the pressure loss is of 6 Pa For the 60 L 1 horizontal combustion products outlet terminal the pressure loss i...

Page 28: ...xpert people to use the ap pliance Connection to mains supply 230V The boiler is provided complete with a 1 5 m long mains supply cable with a cross section area of 3x0 75 mm2 The boiler s electrical...

Page 29: ...e 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 va...

Page 30: ...1 Y2 1L 2N 1 2 3 4 5 6 7 A11 3 4 TA 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 termin...

Page 31: ...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 deviat...

Page 32: ...VG Gas valve VM Modulating fan Y1 Connector Outdoor sensor modulating room thermostat Y2 Connector Line voltage On Off room thermostat 230 V A4 A1 A3 A5 A2 A6 A8 Y2 X3 Y1 A11 A9 VM 1 2 3 4 5 6 BLACK...

Page 33: ...Outdoor sensor modulating room thermostat Y2 Connector Line voltage On Off room thermostat 230 V 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 YELL...

Page 34: ...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 p...

Page 35: ...wer then 0 8 1 bar if this value is lower use the filling cock on the boiler to adjust the pressure This operation must be carried out when the system is cold Use the pressure gauge fitted on the boil...

Page 36: ...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...

Page 37: ...he 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...

Page 38: ...EWS In case of gas valve replacement or difficult ignition Screw down completely the maximum adjustment screw A in a clockwise direction than slacken for 7 turns Check the boiler ignition if the boile...

Page 39: ...kg h 1 80 m h 2 09 m h 1 32 kg h 1600 1600 1500 8 6 x 6 8 6 x 6 8 6 x 6 9 0 9 0 10 2 5 6 7 0 5 6 26 26 26 30 30 30 ALKON 28 Burner type U see page 44 ALKON 35 Burner type U see page 44 ALKON 24 Burner...

Page 40: ...r FHCH settled on 50 the correspondent maximum input will be of 13 5 kW for ALKON 18 16 5 kW for ALKON 24 22 5 kW for ALKON 28 28 kW for ALOKN 35 0 2 4 6 8 01 12 14 16 18 20 22 24 26 28 30 32 34 36 38...

Page 41: ...18 20 22 24 26 28 30 32 34 36 38 40 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 0 2 4 6 8 01 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 Output range Maximu...

Page 42: ...must 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 th...

Page 43: ...tronic components Check annually Check every 2 years Check efficiency of fan s operation Test for gas soundness Clean the burner and check the ignition efficiency Clean the condensate drain siphon and...

Page 44: ...ata plate at the voice 5 S N page 5 the third figure identifies the type of burner during regulation stick to the values indicated in the table on page 35 08A 08U ALKON Burner type U ALKON Burner type...

Page 45: ...e 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 d...

Page 46: ...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 CONTROL...

Page 47: ......

Page 48: ...g 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 ne...

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