Unical ALKON 70 kW Instruction Manual

00333009/a - 3rd edition - 02/10ALKON 70 kWALKON 50 kWINSTALLATIONAND SERVICINGMANUALENGLISH

10Technical features and dimensions2.3 - MAIN COMPONENTSN.B.:The boiler cannot work on natural circulationALUMINIUM HEATEXCHANGER/CONDENSERCONDENSATED

11Technical features and dimensionsALKON 70ALUMINIUM HEATEXCHANGER/CONDENSERCONDENSATEDRAIN (Ø25 mm)AIRVENTVALVEMODULATINGFANAIR INTAKEOPENING (Ø80 mm

12Technical features and dimensionsMRG123456781291011131415ATTENTION!THE PRE-FORMING FOR THE BOILER PUMP ISONLY FOR THE PUMP KIT SUPPLIED BYUNICAL0036

13Technical features and dimensions2.6 - GENERAL FEATURES2.5 - PERFORMANCE DATAl/minbarbarmbarl°C°Clbarllbarbarl/min.l/min.l/min.l/min.l/min.l/min.l

14Instructions for the installer3INSTRUCTIONS FORTHE INSTALLER3.1 - GENERAL WARNINGSWARNING!This boiler has to be destined for the use forwhich it has

15Instructions for the installer3.2 - STANDARD CODES FORINSTALLATIONThe appliance must be installed in compliance to theinstructions contained in thi

16Instructions for the installer3707151025Special attention shall be paid to local regulations and lawsabout boiler houses and particularly to the obl

17Instructions for the installer- The boiler room has a suitable outlet for the discharge ofcondensate produce by the boiler.- The electrical system h

18Instructions for the installer3.7 - FLOW AND RETURN PIPE CONNEC-TIONSThe CH flow and return circuits have to be connected to theboiler via the resp

19Instructions for the installerThe size of the pumps must be determinedby installers or technical engineersaccording to boiler data and systemdesign.

2CONTENTS1 GENERAL INFORMATION ...

20Instructions for the installerFor the electrical connection of theadditional safety devices make referenceto the paragraph 3.17 - Connection of thea

21Instructions for the installer3.11 - WORKING PRESSUREThe boiler’s maximum allowable working pressure is set at3 bar; whilst the minimum pressure is

22Instructions for the installerIn order to ensure correct boiler operation it is necessary touse a mixing header which guarantees:- the separation an

23Instructions for the installerABC3.14 - CONDENSATE DRAINDuring the combustion process the boiler producescondensate which, through the “A” pipe, flo

24Instructions for the installer3.15 - WATER TREATMENTThe chemical/physical features of the heating system’s waterare fundamental for the boiler’s c

25Instructions for the installer3.16 - FLUE OUTLET INSTALLATIONThe flue system must be installed in accordance with thelocal and national Standards.

26Instructions for the installer L min = 1 m - L max = 30 mKIT5790CKIT5750C - KIT5760C (1 m) - (0,5 m)TSC0130C00310012Preliminary operation

27Instructions for the installerPreliminary operations:- Insert the supplied pipe Ø 80 in the adapter for coaxialpipes Ø80/125 (code 00361255)- Fit th

28Instructions for the installer L min = 1 m - L max = 7 mKIT5820CKIT5730C(1 m)00361255Preliminary operations:- Insert the supplied pipe Ø 80 in the

29Instructions for the installer25171Smoke evacuation by two separate ducts Ø 80 mm - Type C53Preliminary operations:- Fit the supplied pipe of Ø 80

3General Information1.1 - SYMBOLS USED IN THIS GUIDEWhen reading this guide particular care has to be given to the parts marked with the followings sy

30Instructions for the installer3.17 - ELECTRICAL CONNECTIONSRegulations in forceThe elctrical safety of the appliance is assured only when it iscorre

31Instructions for the installerConnection of the additional safety devices- Gain access to the Y1 terminal board- A Room Thermostat will be connected

32Instructions for the installerDANGER!Switch off and disconnect the electricitysupply before carrying out any operations onthe electrical parts.- Fo

33Instructions for the installer3.18 - ACTUAL WIRING DIAGRAM for ALKON 50E. ACC = Ignition electrodeE. RIV. = Detection electrodeDK = Minimum water pr

34Instructions for the installerACTUAL WIRING DIAGRAM for ALKON 7021VMORANGE +BLACK (-)BROWN (PWM)BLUE (TACHO)45LIGHT-BLUE (N)12BROWN (L1)3RIL./REG.AL

35Instructions for the installerBoiler pump at constant flow rate (optional cod. 00361321 ALKON 50)Modulating pump (optional cod. 00361320 ALKON 50)P

36Instructions for the installer3.19 - WIRING DIAGRAM AND MANAGEMENT WITH E8 REGULATOR (Optional)12345678910IIA1 A2 A3 A4 A5 A6NL1L1’MT1 T212A7T3 T4VI

37Instructions for the installerSensor terminal assignmentsConnection to BCMFor connection to remote control devicesTerminal VIIVIIeBUSFA0-10 V12VIIP

38Instructions for the installerVF1VFVFAFM R G < 1 mFilter Expansionvessel(optional)Safety devices kitMixing HeaderHeating Circuit 1OutsideSensorNO

39Instructions for the installerF Ric. C VFVFSPF12n4VFVFVFAFM R G < 1 mFilter Heating Circuit 1Heating Circuit 2Mixing HeaderSafety devices kitExp

4General InformationWARNING!The installation, adjustment, and servicing of this appliance must be carried out by a competent person andinstalled in ac

40Instructions for the installerF Ric. C VFVFSPF21n4VFVFVFAFM R G < 1 mFilter Heating Circuit 1Heating Circuit 2Mixing HeaderSafety devices kitExp

41Instructions for the installerF Ric. C VF VFSPF12n4VFVFVFAFSonda dicaldaiaM R G < 1 mFilter Heating Circuit 1Heating Circuit 2Mixing HeaderSafet

42Instructions for the installerC VFVFSPF12VFVFVFF A1154PT10002+F14F122+AFM R G < 1 mFilter Heating Circuit 1Heating Circuit 2Mixing HeaderSafety

43Instructions for the installerF Ric. C VFVFSPF12n4VFVFVFAFM R G M R G < 1 mKFBoiler sensorFilter Heating Circuit 1Heating Circuit 2Mixing Header

44Instructions for the installer1 - 00361366 = Supporting frame for one boiler2 - 00361314 = Manifold kit for Alkon 50/703 - 00361313 = Pipe kit for a

45Instructions for the installer1 - 00361363 = Supporting frame for two boilers2 - 00361314 = Manifold kit for Alkon 50/703 - 00361313 = Pipe kit for

46Instructions for the installer1 - 00361363 = Supporting frame for two boilers1a - 00361365 = Added supporting frame for one boiler2 - 00361314 = Man

47Instructions for the installer1 - 00361363 = Supporting frame for two boilers1a - 00361365 = Added supporting frame for one boiler2 - 00361314 = Man

48Instructions for the installer3.22 - FILLING THE SYSTEMWarning!Do not mix the CH system’s water with anti-freeze or anti-corrosion solutions using

49Instructions for the installer3.23 - INITIAL LIGHTINGPRELIMIARY CHECKSThe first ignition must be carried out by aqualified technician. Failure to do

5General InformationLEGEND:1 = CE Surveillance notify body2=Boiler type3=Boiler model4=Number of stars (Directive 92/42/CEE)5=(S.N°) Serial number6=P.

50Instructions for the installer11VIOLAGIALLOAZZURROBLUVIOLAGIALLOAZZURROBLUVIOLAGIALLOAZZURROBLU13.24 - BURNER ADJUSTMENTWARNING!All the instruction

51Instructions for the installerALKON 5020371,02 m³/h0,75 kg/h5,13 m³/h3,76 kg/h48,5-9,648,5-9,6--9,511,0959226245,65,6--9,511,04045FL e FH = paramet

52Instructions for the installerThe boilers are specifically produced for the type of gasrequested at the ordination phase.DANGER!The transformation o

53Instructions for the installer3.27 - PROGRAMMING OF THE OPERATING PARAMETERSWARNING! THESE OPERATIONS ARE ACCESSIBLE TO TRAINED INSTALLERS AND SERVI

54Instructions for the installerMODULATING PUMP MINIMUM MODULATION LEVELContinue to change to the parameters by pressing the – key(decrease).The succ

55Servicing scheduleRelationship between the temperature (°C) and the nominalresistance (Ohm) of the CH sensor and the DHW sensors.T°C01234567890 3275

56Servicing scheduleCLEANING THE CONDENSATE DRAINSIPHON134SEALING GASKET BETWEEN DISTRIBUTORAND BOILER BODYDANGER!It is absolutely necessary to replac

57Fault findingCode:Description: Air in the pump (only for pump withSensor LogicCorrective action: Manually bleed the air fromthe circuitCodice:Descri

58Fault findingThe boiler has an integrated system that, after 10.000switching On or 2.000 hours of operation of the burner,provides to signal that th

59Fault findingCode:Description:Air in the pump (only for pump with SensorLogicCorrective action:Manually bleed the air from the circuitCode:Descripti

6General Information1.7 - GENERAL WARNINGSThis instruction manual is an integral and indispensablepart of the product and must be retained by the pers

60Fault findingCode:Description:Lack of water (only for pump with SensorLogic)Corrective action:Fill the hydraulic circuitCode:Code:Description:Flame

61PIN n° 1312BQ4306Nota: E’ possibile che alcuni prodotti descritti, non siano commercializzati.Note: It is possible that some of the product indica

AG S.P.A.46033 casteldario - mantova - italia - tel. 0376/57001 (r.a.) - fax 0376/660556www.unical.ag - [email protected] Unical declines every

7Technical features and dimensions2.1 - TECHNICAL FEATURESThe ALKON 50/70 boilers are a thermals gas fired units withan atmospheric fully pre-mixed

8Technical features and dimensions1510502762197871230405001500243119721740DIMENSIONS ALKON 50/70 + KIT SAFETY DEVICES + HYDRAULIC HEADER +Y FILTER KIT

9Technical features and dimensions2475197250015001740372625101972500150017404630DIMENSIONS ALKON 50/70 in BATTERY (n.3 boilers) + KIT SAFETY DEVICES