Unical EVE 05 CTFS 24 F, Installation, Use And Maintenance Manual

Page 1: ...00331967 1a edition 02 2004 IVEN 04 UK RTN 24 RTFS 24 RTFS 28 CTN 24 F CTFS 24 F CTFS 28 F INSTALLATION USE AND MAINTENANCE ...

Page 2: ...airs to the boiler Non observance of the above requirement may jeopardize the safety of the boilers and expose people animals and property to danger To guarantee efficiency and correct functioning of the equipment it is legally binding to service the boilers once a year according to the schedule indicated in the relative section of this manual In the event of long periods of inactivity of the boil...

Page 3: ...minal Output 10 Pcond Condensing Nominal Output only for condensing boiler 11 D Specific flow rate EN 625 12 Qn Nominal heat input 13 Qnw Nominal heat input for D H W system if there are different out puts between the C H and D H W circuits 14 NOx NOx Class 15 PMS Max pressure C H system 16 T max Max Temperature C H system 17 PMW Max pressure D H W system 18 T max Temperature D H W system 19 Adjus...

Page 4: ...boilers pag 14 2 2 8 Smoke evacuation Ø80 air suction flange pag 15 2 2 9 Discharge of flue gas into coaxial ducts with a diameter of 100 60 mm Type A accessories pag 16 2 2 10 Flue gas discharge and air suction with separate pipes with 80 mm diameter pag 17 2 2 11 Measurements of combustion efficiency pag 16 2 2 12 Connection to the gas mains pag 20 2 2 13 Hydraulic connection pag 20 2 2 14 Arran...

Page 5: ...odulation Minimum output control Electronic control of ignition ramp Anti freeze function Pump anti jamming function Pump over run function High limit thermostat 95 C Three speed circulating pump Expansion vessel Automatic air vent C H system water filling valve except Fren ch Belgium and England version Safety pressure switch for low water level Priority flow switch for D H W Tap water flow rate ...

Page 6: ... Circulating pump 18 D H W flow restrictor 10 12 l min 19 Flow switch 20 Cold water filter 21 By pass M C H system flow C D H W outlet G Gas inlet F D C W inlet R C H system return 1 Heating circuit safety valve 2 Minimum water pressure switch 3 D H W temperature sensor 4 Expansion vessel 5 Gas valve 6 Burner nozzles 7 Expansion vessel filling valve 8 Ignition electrode 9 Bithermal heat exchanger ...

Page 7: ...ic air vent 15 Circulating pump 16 Filling valve except French Belgium and England version 17 By pass M C H system flow G Gas inlet R C H system return 1 Heating circuit safety valve 2 Low water level pressure switch 3 Expansion vessel 4 Gas valve 5 Burner nozzles 6 Expansion vessel filling valve 7 Ionisation electrode 8 Heat exchanger 9 Room sealed combustion chamber 10 Flue gas extractor fan 11 ...

Page 8: ... 87 43 87 32 2 93 2 86 8 1 76 3 19 87 7 17 5 17 6 60 86 2 65 7 9 163 2 13 2 6 8 0 256 1 4 OPERATING DATA Nominal output Minimum output Actual water efficiency at full load 100 Min required water efficiency at full load 100 Actual water efficiency at part load 30 Min required water efficiency at part load 30 Stars No off According EEC Directive 92 42 Combustion efficiency at nominal load 100 Combus...

Page 9: ...as conduits and fittings must only be carried out by a registered service provider The system must be cleaned and serviced once a year This includes an inspection 900 495 390 Keep the packaging material cardboard box plastic strips plastic bag etc out of the rea ch of children as it represents a choking and suffocation ha zard In addition to the boiler packaging contains a bag with installation us...

Page 10: ...he boiler above applian ces which might affect operation when in use cookers which produce greasy ste am washing machines etc avoid installing natural draught boilers in corrosive or very dusty atmospheres such as hairdressers laundrettes etc as the life of the boiler components could be si gnificantly shortened L M C H system flow C D H W outlet G Gas F Cold water inlet R C H system return S Safe...

Page 11: ...5 FLUE GAS DISCHARGE SYSTEM NATURAL DRAUGHT OPEN FLUE BOILERS Connection to the chimney A good chimney is very important for the cor rect functioning of the boiler it must therefore conform with the following requirements it must be made from waterproof material and be resistant at the temperature of the flue gas and relative condensate it must have sufficient mechanical stren gth and low thermal ...

Page 12: ...er minal will be fixed must protrude from the wall of the building for a length of at least twice the diameter of the duct the draught terminal must overlap the con nection to the boiler by at least 1 5 m see fig 8 DIMENSIONALS FOR CONNECTING FLUE GAS DUCT WARNING The boiler is fitted with an automatic safety reset device as protection against spillage of combustion products inside the building If...

Page 13: ... including two ducts one for the suction of com bustion air and the other for the exhaust of the combustion products through coaxial or dual ducts The chimney must comply with rele vant applicable law provisions C52 Boiler with separate combustion air suction and combustion product exhaust ducts These ducts can discharge into are as with different pressure The dual ducts must not be located on two...

Page 14: ...r of the building I 300 From the ground or from another floor L 2500 Between two vertical terminals M 1500 Between two horizontal terminals N 1000 From a facing front surface without opening or teminals within a radius of 3 mt from smoke outlet point O 2000 As above but with openings or terminals within a radius of 3 mt from smoke outlet point P 3000 NOTES 1 Terminals below a practicable balcony s...

Page 15: ...e pipe of Ø80 mm dia is 20 m for IVEN 04 RTFS 24 e IVEN 04 CTFS 24 F and 25 m for IVEN 04 RTFS 24 e IVEN 04 CTFS 28 F included a wide radium curve and one smoke terminal For this type of installation the chim ney has to serve just one boiler i e the boiler must have its indipendent smo ke duct fig 11 fig 12 Diaphragm Ø 44 mm Fitting of the diaphragm Ø44 WARNING For the installation where there is ...

Page 16: ...reduced by 1 metre The diaphragm Ø 44 supplied with the boi ler must be inserted in the flue gas exhaust pipe as shown in figure 13 for installa tions with horizontal coaxial pipe up to 1 m and with vertical coaxial pipe up to 2 m fig 13 VERTICAL FLUE DUCT WITH COAXIAL DUCT Ø 80 125 Tipo C32 The minimum length of vertical co axial ducts is 1 2 metres The maximum allowable length of vertical coaxia...

Page 17: ...pe see fig 16 WARNING In case the flue duct has to cross walls or floors or if it is easily reachable it is ne cessary to foresee a convenient insulation of such a duct The flue duct during the operation of the boiler can reach tempera tures higher than 120 C fig 16 DIMENSIONS FOR CONNECTING TO COAXIAL FLUE GAS DUCTS Up to P 20 Pa Rubber foam gasket Diaphragm Ø 44 IMPORTANT Flue gas pressure switc...

Page 18: ...ARICO CHE DI ASPIRAZIO NE Ø 80 DIMENSIONS FOR CONNECTING THE AIR INTAKE AND THE FLUE GAS DISCHARGE WITH DUAL DUCTS Example N 1 fig 18 Primary air suction from perimeter wall and flue gas discharge on roof Maximum allowable pressure loss 50 Pa IVEN 04 TFS 24 60 Pa IVEN 04 TFS 28 85 85 245 Ø 80 85 160 245 85 85 85 85 ...

Page 19: ...owing measurements must be made the combustion air temperature measured in hole 2 see fig 20 the flue gas temperature and CO2 mea sured in hole 1 see fig 20 Make these measurements with the boiler running in a steady state condition 135 45 C Sonda analizzatore 2 1 250 min Sonda analizzatore NB These values refer to di scharges through original UNI CAL non flexible and smooth ducts Example of check...

Page 20: ... must be connected to the relevant connections of the boiler M and R see fig 7 When determining the size of the heating cir cuit pipes it is essential to bear in mind the pressure losses induced by radiators any ther mostatic valves radiator cut off valves and the configuration of the system In the boiler onto a bass group positioned between the flow and return an automatic by pass device is fitte...

Page 21: ... 0 0 8 0 6 0 4 0 2 0 0 50 100 150 200 250 300 350 400 450 500 550 600 650 700 750 800 850 900 950 1000 1050 1100 1150 1200 V1 V2 V3 6 2 6 0 5 8 5 6 5 4 5 2 5 0 4 8 4 6 4 4 4 2 4 0 3 8 3 6 3 4 3 2 3 0 2 8 2 6 2 4 2 2 2 0 1 8 1 6 1 4 1 2 1 0 0 8 0 6 0 4 0 2 0 0 50 100 150 200 250 300 350 400 450 500 550 600 650 700 750 800 850 900 950 1000 1050 1100 1150 1200 V1 V2 V3 DIAGRAM FLOW RATE MANOMETRIC HE...

Page 22: ...ce to the upper holes C and fix the panel If the boiler is already installed go on with the emptying of the boiler Relate for the discharge connection of the safety valve a plastic pipe with hose adap ter whose length can reach a drain Remove the components from 1 to 6 of fig 25 A and assemble the components from 1 to 6 contained in the kit and shown in the fig 25 B also remove the minimum pres su...

Page 23: ...The female faston of the earth wire must be introduced in the male faston GND1 Connection of the ON OFF room thermo stat RT Approach the connector Y1 Remove the existing jumper and connect on its place the room thermostat cable passing it through one of the cable clam ps avaible Connection of the room modulating ther mostat OT Approach the connector Y1 Connect the room thermostat cable pas sing it...

Page 24: ... 2 1 4 N L N C N A C V P V A 5 5 4 3 2 1 5 4 3 2 1 R T N 2 4 C T N 2 4 F R T F 2 4 R T F 2 8 C T F S 2 4 F C T F S 2 8 F Y 1 6 A 2 S S 5 4 3 2 1 6 IG A 7 T A E R IV TEFLO N W H ITE F S 1 TEFLO N RED IGNITION TRASFORMER SUPPL Y L1 L2 V G PE 6 5 4 3 2 1 A 6 E A C C 2 TE FLO N RED E A C C 1 1 2 Y 2 N L POWER SUPPL Y 230 V 50 Hz 6 5 4 3 2 1 YELLO W G REEN BL U E GR EEN W HITE R ED BRO W N P 7 L1 N 6 5...

Page 25: ... than 0 8 1bar if this value is lower use the water filling tap on the boiler to adjust the pres sure This must be performed when the system is cold Use the temperature and pressure gau ge on the boiler to read the pressure value of the circuit NB After a given period of inactivity and without electrical supply the pump could be blocked Before switching on the boiler it is important to restart the...

Page 26: ... sweeper switch H fig 35 on the panel board in this way the boiler will operate at maximum output when the burner is ignited check that the MAXIMUM pressure value corresponds to that indicated on the table NOZZLES PRESSURES if it does not correct it by removing the screw plug A fig 28 and by turning screw B fig 29 CLOCKWISE to increase and ANTICLOCKWISE to de crease 2 Minimum output adjustment Dep...

Page 27: ...valve see table INJECTORS PRESSU RES and adjust the pressure of the bur ner as indicated in section ADJUSTING THEBURNER check that the burner is functioning pro perly check that there are no gas leaks tighten the plug A fig 28 of the max pressure adjustment screw when the conversion is completed fill in label supplied with the kit with the informa tion required and stick it onto the boiler alongsi...

Page 28: ...urner as previously shown in fig 30 switch on the boi ler in heating mode and proceed as follows Wait about 50 sec to allow the burner pres sure to reach the standard operating va lue Check the pressure value and through the diagrams of fig 34 estimate if the boiler output is correct for heating needs If not act on the adjuster 1 CH POWER fig 31 on the panel board and turn it to reach the desired ...

Page 29: ... is in short circuit with earth d The input at the minimum rate is not enough e The PCB does not detected the flame a The chimney draught is not correct b The H L thermostat has cut in An over heating of the heat exchanger oc currend a The flue gas pressure switch is faulty b The silicon pipes are disconnected or bro ken c There is insufficient combustion air suction or flue gas discharge d The fa...

Page 30: ...ed the thermostatic val ves are closed or the system gate valves are closed b The circulation pump is blocked or is faulty a The boiler may be frozen 2 10 7 b The D H W sensor is faulty 2 10 6 c One or both temperature sensors are discon nected or faulty 2 10 5 or 2 10 6 d There is insufficient water pressure in the C H system 2 10 2 e The minimum water pressure switch is disconnected f The The mi...

Page 31: ...TION priority 4 Description False flame has been detected at ignition start up 2 10 5 CH TEMPERATURE SENSOR priority 3 Description CH sensor interruption or short circuit 2 10 6 DHW TEMPERATURE SENSOR priority 2 Description DHW sensor interruption or short circuit This failure is not de tected if DHW mode is disabled 2 10 7 FROST priority 1 Description Freezing of the heat exchanger is detected if...

Page 32: ...ways gives priority to the production of domestic hot water if it is requested and controls the temperature of the water of the heating circuit from a minimum of 45 C to a maxi mum of 78 C D H W temperature control C Only for IVEN CTN CTFS If the knob is set within the range indicated by the arrow on the illustration it means is possibile to adjust the dome stic hot water temperature The temperatu...

Page 33: ...ge tank is not fitted the knob C must be positioned and must stay onto the symbol Power ON lamp Green D When this lamp is illumina ted it indicates that the boiler is connected to the mains sup ply CH request lamp Green E If this lamp is illuminated it indicates that there is a hea ture of the H L thermostat 95 C to drop at least of 25 K Chimney sweeper push button H This button allows the startin...

Page 34: ...in lockout position and the red warning lamp G lights In this case proceed as follows Ascertain that the gas cock is open and that there is gas in the gas pipe try to ignite a gas cooker If so wait one minute before resetting the boiler by depressing the L push button If the boiler does not start and goes into lockout position after three times ask for a service or for a qualified technician If th...

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Page 36: ... ad errori di trascrizione o di stampa Si riserva altresìil diritto di apportare ai propri prodotti quelle modifiche che riterrà necessarie o utili senza pregiudicarne le caratteristiche essenziali AG S P A 46033 casteldario mantova italia tel 0376 57001 r a telefax 0376 660556 ...