ICI Caldaie SOLAR C 25 Instruction Manual Download

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WALL HUNG BOILERS

INSTRUCTIONS MANUAL

To be used for

INSTALLATION, USE AND MAINTENANCE

CONDENSING

BOILERS

SOLAR C 25
SOLAR C 31

SOLAR SYSTEM C 25
SOLAR SYSTEM C 31

IMPORTANT

This installation must be carried out by an authorised Corgi Engineer

Summary of Contents for SOLAR C 25

Page 1: ...STRUCTIONS MANUAL To be used for INSTALLATION USE AND MAINTENANCE CONDENSING BOILERS SOLAR C 25 SOLAR C 31 SOLAR SYSTEM C 25 SOLAR SYSTEM C 31 IMPORTANT This installation must be carried out by an authorised Corgi Engineer ...

Page 2: ......

Page 3: ...drain is properly connected The manufacturer is not responsible of any food contamination due to incorrect installation of safety valves and condensate drain No pipes have should be used as earth Please ensure 1 The correct functioning of the gas inlet system 2 The correct gas capacity is the one required by the boiler power 3 That the type of gas used is that the heater was designed for 4 That th...

Page 4: ...NECTIONS 14 2 5 COMMISSIONING 15 2 6 SETTING OF CONTROL PANEL 16 2 7 ADJUSTMENT INSTRUCTIONS MAXIMUM AND MINIMUM HEAT OUTPUT 17 2 8 SLOW IGNITION AND HEAT OUTPUT ADJUSTMENT 17 2 9 DIFFERENT GASES 18 2 10 INJECTORS PRESSURE TABLE SOLAR COMBI SOLAR SYSTEM C 25 18 2 11 INJECTORS PRESSURE TABLE SOLAR COMBI SOLAR SYSTEM C 31 19 2 12 TECHNICAL FAULT FINDING For Corgi Registered Engineers only 20 3 MAINT...

Page 5: ...y charge not for U K market 10 expansion vessel 11 valve in 3 way 12 valve of discharging air 13 DHW exchanger 14 condensing exchanger 15 condensing trap 16 Fan For combination boilers only 1 3 AVAILABLE HEAD L A B H P C D 0 0 5 1 1 5 2 2 5 3 3 5 4 4 5 5 5 5 6 6 5 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 F lo w rate l h Available head H m without by pass with b...

Page 6: ...anger Copper primary exchanger 6 Copper primary exchanger 7 Ingnition Flame Detection 8 Burner 9 Pump 10 Gas valve 11 Safety valve 3 bar 12 Condensing trap 13 Supply charge not for U K market 14 Discharge valve 15 D H W exchanger 16 C H sensor 17 Hydraulic three ways valve 18 Sealed chamber 19 Fan 20 Condensate sensor For combination boilers only 15 17 10 13 14 9 11 12 20 18 16 3 19 8 7 6 1 4 2 5 ...

Page 7: ...h burner not ignited 0 2 0 1 Losses of heat to the cover T 50 C 0 5 0 5 Flue gas flow rate Nm3 h 42 09 53 03 CENTRAL HEATING C H Minimum Set point C 35 35 C H Maximum Set point C 90 90 Volume of water in the boiler l 1 2 1 2 Volume of water of the expansion vessel l 7 5 7 5 Pressure of the expansion vessel bar 0 7 0 7 Least pressure in the primary circuit bar 0 4 0 4 Maximum pressure in the primar...

Page 8: ...f heating system DHW micro switch C H sensor Modulator of gas valve GAS valve FAN CIRCULATOR AIR PRESSOSTAT GROUND PHASE NEUTRAL CONDENSATE SENSOR Ambient thermostat option Primary exchanger limit thermostat 105 C Flue gas ducts limit thermostat 105 C Fuse 2 x 3 15 AF 5x20 250 V ...

Page 9: ...7 1 7 TIMER ELECTRICAL SCHEME only for U K market FUSE 2 x 3 15 AF 5x20 250 V THERMOSTAT 230 V AC 50 Hz TIMER GRASSLIN FM 1 STUZH 1 2 3 4 5 AMBIENT ...

Page 10: ...8 1 8 S PLANT Automatic bypass D H W Thermostat Room Thermostat T C I 01 T C I 02 Heating Circuit D H W Tank M D H W Valve M H C Valve Boiler ...

Page 11: ...9 1 9 Y PLANT Automatic bypass 3 Way Valve D H W Thermostat Room Thermostat T C I 01 T C I 02 Heating Circuit D H W Tank Boiler ...

Page 12: ... allowed to work For condensing boilers you must use only original accessories The manufacturer have also a polypropylene version of flue gas ducts with resistance to the temperature of 120 C in continuous regime The MANUFACTURER is not responsible for any variation to the recommendations contained in this manual and especially those related to the flue 2 1 1 DIFFERENT VENTING OPTIONS FLUE VENTING...

Page 13: ... boiler rather than to the outside COAXIAL FLUE Ø 60 x 100 mm N B The allowed length of coaxial flue ducts is by a minimum 0 5 meters to a maximum of 4 meters For flue lengths of less than 2 0M you must fit a Ø 42 mm restrictor in the vertical adaptor connection The intake and flue discharge pipes should be fitted with a slight tilt outwards and downwards Figure on right The pipes of aspiration an...

Page 14: ...duct flows into the boiler rather than to the outside COAXIAL FLUE Ø 60 x 100 mm N B The allowed length of coaxial flue ducts is by a minimum 0 5 meters to a maximum of 4 meters For flue lengths of less than 2 0M you must fit a Ø 42 mm restrictor in the vertical adaptor connection The intake and flue discharge pipes should be fitted with a slight tilt outwards and downwards Fig on right The pipes ...

Page 15: ...d return pipes gas pipes and electrical cables as indicated by the template Hang the boiler onto the hanging bracket once positioning of the bracket is confirmed For the hydraulic connections screw iron copper joints together with previously set connections Cut and position pipes according to the distance between boiler joints and iron copper connections that are placed on the wall tighten them fi...

Page 16: ...but in order to avoid frequent on offs of the boiler we suggest to set the temperature at at least 45 C with floor heating we suggest to use a mixing valve to control the temperature SOLAR PANELS For the use of solar panels on the system checks evaluating the following parameters must be carried out plant layout kind of fluid and setting parameters CONDENSATE DRAIN Connection to the condensate tra...

Page 17: ...y smell and observing the gas meter so it does not move over 15 minutes Verify that all joints are sealed in the gas line by using a soap solution or equivalent product to check the leaks CAUTION when using LPG it may be necessary to install a reducing valve GAS VALVE 1 Burner pressure Test Point 2 Mains gas pressure Test Point 3 Vent 4 Modulating Coil Terminations 5 Modulating Coil A Minimum pres...

Page 18: ...r current value adjustment available are as follows P1 power to ignition 0 99 of range available P2 power to heating 0 99 of range available P3 anti cycling timer to max 10 minutes 0 99 0t the 10 minute range P4 not available P5 off nat gas on LPG P6 not available Pressing the keys P3 and P4 it is possible to view in sequence the parameters which can be changed By using the keys P5 and P6 it is po...

Page 19: ... junctions after the use and to check the seal 2 8 SLOW IGNITION AND HEAT OUTPUT ADJUSTMENT SLOW IGNITION ADJUSTMENT The boiler is delivered already set to the following values NATURAL GAS 30 mm H2O LPG 80 mm H2O Follow these instructions if you have to change these values open the domestic water to its maximum level and turn the boiler off turn the boiler on check the pressure of the gas to the b...

Page 20: ...e levels keeping in mind the above shown instructions as far as the injector diameters and the burner gas pressure are concerned see the above table after this operation seal the valve regulator 2 10 INJECTORS PRESSURE TABLE SOLAR COMBI SOLAR SYSTEM C 25 Injectors diameters Gas diaph Burner pressure P C I Inlet pressure Quantity Ø Ø Min Heat 10 5 KW Qnom 25 KW TYPE OF GAS MJ m3 mbar n mm mm mbar m...

Page 21: ... GAS G25 2H 29 25 25 13 1 30 6 5 2 8 16 2 NAT GAS G25 2LL 29 25 20 13 1 45 1 4 10 8 NAT GAS G25 1 2HS3B P 29 21 25 13 1 45 1 5 12 2 BUTANE G30 116 09 28 30 13 0 8 4 3 27 PROPANE G31 88 37 13 0 8 6 1 34 9 Only for France and Belgium 2 11 1 Gas pressure Heat diagram 10 12 14 16 18 20 22 24 26 28 30 32 34 0 5 10 15 20 25 30 35 40 Burner pressure mbar NOMUNAL HEAT KW NAT GAS H G20 NAT GAS L G25 NAT GA...

Page 22: ...gnition electrodes Ignition electrodes cable Ignition flame device E Please check Ignition electrodes Ignition electrodes cable Gas presence Absence of air on the gas circuit Please check power supply to gas valve Gas valve opening F Ensure that the gas lines have been fully purged of all air G Please check Circulation pump for blockage or necessary adjustment H Recharge the System using the main ...

Page 23: ...e DHW micro switch must be open when DHW is not required If necessary replace The switch The internal diaphragm of the valve The internal spring of the valve 6 DOMESTIC WARM WATER LITTLE PRODUCTION POSSIBLE CAUSES CHECK REMEDY A The domestic thermostat temperature is too low B Too much hot water being drawn off C The burner gas adjustment is not A Increase in the domestic thermostat temperature B ...

Page 24: ...GNITION IGNITION SEQUENCE ENDS CLOSING GAS VALVE SPARK END GAS VALVE OPENING AND SPARK STARTING LOCK OUT SAFETY TIME START SEQUENCE GAS VALVE OFF NO YES 110 C 110 C SAFETY THERMOSTAT NO YES NO PLEASE CHECK HIGH LIMIT THERMOSTAT WORKING THERMOSTAT OPERATION CAUSES GAS VALVE ON PLEASE CHECK FAN GAS VALVE AND ITS ELECTRICAL AND PNEUMATIC CONNECTIONS FLAME IGNITION NO YES PLEASE CHECK GAS PRESENCE ABS...

Page 25: ... START SELECTOR SWITCH START SEQUENCE PLEASE CHECK PRESSURE SWITCH OPERATION AIR CIRCULATION PRESENT CHECK FAN VENTURI FOR BLOCKAGE CHECK CONNECTION TUBES CHECK FLUE CONFIGURATION CIRCULATOR STARTING CENTRAL HEATING DEMAND FROST THERMOSTAT ON T 5 C T 5 C ROOM THERMOSTAT NO PLEASE CHECK START SEQUENCE PAGE SUMMER WINTER CHANGE OVER SWITCH PLEASE CHECK POSSIBLE CENTRAL HEATING PUMP LOCK OUT VOLTAGE ...

Page 26: ...EGISTERED INSTALLER UPON INSTALLATION HEATING OFF START SELECTOR SWITCH START SEQUENCE CIRCULATOR STARTING DOMESTIC HOT WATER DEMAND POWER TO 3 WAY VALVE ON DHW WORKING NO NO REFER TO START SEQUENCE PAGE PLEASE CHECK POSSIBLE CIRCULATOR LOCK OUT VOLTAGE PRESENCE AT CIRCULATOR NO NO BURNER MODULATING DWH DEMAND END DIVERTER VALVE CLOSED MICROSWITCH CLOSED GAS VALVE CLOSED CIRCULATOR STOP YES AIR PR...

Page 27: ...urner pressure check and adjust the combustion output check the emission levels of CO CO2 and NOX in the event that the boiler needs a spare part only an original spare part as supplied by the Manufacturer should be used The Manufacturer denies any liability concerning any damage caused by the installation of a non original spare part ATTENTION this boiler has a safety thermostat linked to the flu...

Page 28: ...e can be seen It Must not be less than 1 Bar and must not exceed 3 Bar Always see the pressure when the system is cold Central Heating temperature is adjusted When this symbol is showing Domestic hot water temperature is adjusted When this symbol is showing Summer Winter Reset Domestic Hot Water Domestic Hot Water and Central Heating For combination boilers only ...

Page 29: ...of the room thermostat the MENU on the instrument panel 4 7 LONG TERM SHUT DOWN If the boiler is to remain off for a long period of time close the gas cock to the boiler Turn of the flow and return isolating valves on the boiler and drain down the boiler in order to protect it from freezing up Before re starting up the boiler re connect all pipework and open the necessary isolating valves to the b...

Page 30: ...ose the main gas cock and cal your corgi registered installer 4 BOILER CONDENSATION POSSIBLE CAUSES CHECK REMEDY A The boiler temperature is too low A Adjust the boiler thermostat to an higher temperature 5 COLD RADIATORS IN WINTER POSSIBLE CAUSES CHECK REMEDY A The selector is to SUMMER position B The room thermostat is not working or it has been adjusted to a too low temperature C Closed radiato...

Page 31: ...29 5 EXPLODED VIEWS AND PARTS LISTS TAV 1 ...

Page 32: ...S25P PLATE TOP SEALED CHAMBER SOLAR C25 14A ACPAS32P PLATE TOP SEALED CHAMBER SOLAR C31 15 ACCOP7P2 COVER TOP SEALED CHAMBER 16 ACGSI03P GASKET WINDOW SILICON 50 5x41x2 17 ACVTS01P COMBUSTION CHAMBER WINDOW 18 ACFLG2P1 WINDOW FLANGE 19 ACPAI00P PLATE BOTTOM COMBUSTION CHAMBER 20 ACRAM1P1 CONNECTOR PIPE EQUALIZING GAS VALVE 21 10031051 NUT HEXAGONAL ZINC M5 22 ACTSI02P TUBE SILICON ø 4x7 23 ACNEO01...

Page 33: ...31 TAV 2 ...

Page 34: ... ACSCH00P PC BOARD WITH DISPLAY 15 ACCRU00P CONTROL PANEL 16 ACPUL00P BUTTON CONTROL PANEL 17 ACFUS01P FUSE 2A 5x20 18 ACSFC00P CABLE SUPPORT 19 ACANE00P CONTROL PANEL RING 20 ACPRN00P CONTROL PANEL LAMP 21 ACSSC00P MANUAL PRESSURE GAUGE RETAINING BRACKET 22 ACTDS00P PRESSURE GAUGE 23 ACICC01P INSULATION FRONT REAR 288x217x10 24 ACICC02P INSULATION ON SIDE 169x198x10 25 ACTER01P THERMOSTAT OVER HE...

Page 35: ...33 TAV 3 ...

Page 36: ...T 28 ACMIC1P1 MICROSWITCH HYDRAULIC VALVE 29 10040401 SCREW 2 9 x 16 30 ACPIA1P1 SPRING CLIP KL12 31 ACNIP01P BRASS NIPPLE 1 2 32 ACAST01P DRAIN TAP 33 ACORI02P O RING DRAIN TAP 106 37 ACBRI00P SPACING BLOCK RETURN 38 ACMOL00P CLIP SPRING HYDRAULIC VALVE 39 ACORI31P O RING R10 12 1 x 2 7 EP851 40 ACROS00P WASHER 5 3 x 14 x 1 UNI 1739 41 ACVIT02P STAINLESS STEEL SOCKET HEAD SCREW M5 x 12 42 ACVIT91...

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Page 39: ...M C 25 SOLAR C 31 SOLAR SYSTEM C 31 Manufactured by ICI CALDAIE SPA Via Giovanni Pascoli 38 37059 Campagnola di Zevio Verona ITALIA Are produced in conformity with the following European Directive 90 396 CEE Gas Appliance Directive 92 42 CEE Useful output Directive 73 23 CEE Low Voltage Directive 89 336 CEE Electromagnetic noise Directive EN 677 2000 Condensing Boiler Directive ...

Page 40: ...LDAIE LTD UNIT 6 WEST LINK BUSINESS PARK GUIDE STREET SALFORD M50 1EW Tel 44 0 161 743 9595 Fax 44 0 161 736 8675 salesuk icicaldaie com www icicaldaie com www icicaldaie co uk Pictures descriptions and data are not binding on ICI CALDAIE Ltd ...

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