ICI Caldaie SOLAR C 25 Instruction Manual

ICI Caldaie SOLAR C 25 Instruction Manual

Wall hung boilers

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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

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Summary of Contents for ICI Caldaie SOLAR C 25

  • Page 1 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...
  • Page 3 GENERAL RULES This instruction book is an integral and essential part of our product and it is delivered together with our boiler. Read carefully the information about safety, installation and maintenance that are shown in it. The boiler installation is to be carried out by qualified Corgi Registered Engineer.
  • Page 4: Table Of Contents

    1 TECHNICAL DATA ..............3 DIMENSIONS ........................3 HYDRAULIC SCHEME ..................... 3 AVAILABLE HEAD ......................3 GENERAL LAYOUT OF THE MAIN COMPONENTS............4 TECHNICAL DATA ......................5 ELECTRICAL SCHEME....................6 TIMER ELECTRICAL SCHEME ..................7 “S” PLANT ......................... 8 “Y” PLANT ......................... 9 2 INSTALLATION INSTRUCTIONS..........
  • Page 5: Technical Data

    1 TECHNICAL DATA 1.1 DIMENSIONS (mm) (mm) (mm) (mm) (mm) (mm) (mm) 1.2 HYDRAULIC SCHEME 1 - gas valve 2 - burner 3 - primary exchanger 4 - pump 5 - bypass supply 6 – pressure gauge 7 - safety valve (set to 3 bar) 8 –...
  • Page 6: General Layout Of The Main Components

    1.4 GENERAL LAYOUT OF THE MAIN COMPONENTS 1. Air Pressure Switch 2. Discharge air valve 3. Primary exchanger limit thermostat (105°C) 4. Flue gas ducts limit thermostat (105°C) 5. Aluminium condensing exchanger Copper primary exchanger 6. Copper primary exchanger 7. Ingnition + Flame Detection 8.
  • Page 7: Technical Data

    1.5 TECHNICAL DATA Size SOLAR COMBI SOLAR COMBI SOLAR SYSTEM SOLAR SYSTEM C 25 C 31 Nominal Heat Input to net calorific value (H ) referred (80 °C /60 °C) Minimum Heat Input to net calorific value (H ) referred (80 °C /60 °C) 10,5 12,4 Nominal Heat Output (80 °C/60 °C)
  • Page 8: Electrical Scheme

    1.6 ELECTRICAL SCHEME Primary exchanger limit Flue gas ducts limit thermostat (105°C) thermostat (105°C) Ambient thermostat (option) ROSSO AIR PRESSOSTAT Transducer of pressure of heating system N.A. micro switch C.H. sensor Modulator of gas valve CONDENSATE SENSOR GAS valve CIRCULATOR GROUND Fuse: 2 x 3,15 AF 5x20 - 250 V...
  • Page 9: Timer Electrical Scheme

    1.7 TIMER ELECTRICAL SCHEME (only for U.K. market) FUSE: 2 x 3,15 AF 5x20 - 250 V AMBIENT THERMOSTAT TIMER GRASSLIN FM/1 230 V AC STUZH 50 Hz...
  • Page 10: S" Plant

    1.8 “S” PLANT D.H.W. Tank D.H.W. Thermostat T°C I-01 Boiler D.H.W. Valve Room Thermostat Heating Circuit T°C Automatic bypass I-02 H.C. Valve...
  • Page 11: Y" Plant

    1.9 “Y” PLANT D.H.W. Tank D.H.W. Thermostat T°C I-01 Boiler Room Thermostat Heating Circuit T°C Automatic bypass I-02 3 Way Valve...
  • Page 12: Installation Instructions

    2 INSTALLATION INSTRUCTIONS 2.1 DIFFERENT VENTING OPTIONS Sealed chamber heaters do not require particular characteristic for set-up and installation; combustion air is drawn from the outside of the property, therefore the boiler does not need air ventilation from the room where the boiler is sited.
  • Page 13: Length Of Flue Gas Duct: Solar/Solar System C 25

    2.1.2 LENGTH OF FLUE GAS DUCT: SOLAR/SOLAR SYSTEM C 25 STRAIGHT ON SPLIT FLUE Ø 80 mm MAX 15 m + N.B.: The flue and aspiration duct length has MAX 15 m not to exceed 30 m. 105 120 For flue lengths of less than 2.0M you must fit a Ø...
  • Page 14: Length Of Flue Gas Duct: Solar/Solar System C 31

    2.1.3 LENGTH OF FLUE GAS DUCT: SOLAR/SOLAR SYSTEM C 31 STRAIGHT ON SPLIT FLUE Ø 80 mm MAX 15 m + N.B.: The flue and aspiration duct length has MAX 15 m not to exceed 30 m. 105 120 For flue lengths of less than 2.0M you must fit a Ø...
  • Page 15: Boiler Positioning

    BOILER POSITIONING Follow these instructions: • Having considered the boiler dimensions, fix the dimensions template to the wall in the desired position. • Drill the holes in the desired position for the boiler hanging bracket, and flue duct as required. •...
  • Page 16: Hydraulic Connections

    HYDRAULIC CONNECTIONS Domestic Hot Water ( for combination boilers only) The incoming water pressure must not exceed 6 bar with a minimum of 1 bar. In case of higher pressures a pressure reducing valve (PRV) must be installed. Supply water flow rate influences the cleaning frequency of the heat exchangers.
  • Page 17: Commissioning

    COMMISSIONING The boiler must be commissioned according UK law regarding all gas appliances. Make sure the gas pipe is not too long in length causing lack of pressure. See minimum & maximum gas pressure requirements. Before commissioning check that the characteristics of the distributed gas are equal, to those on the data label of the boiler Insert a tap/valve between the gas supply and the boiler.
  • Page 18: Setting Of Control Panel

    SETTING OF CONTROL PANEL There are 4 normal modes of operation: A) Normal : Boiler Operation, - flow temperature, gas modulation and flame detection. Alarm function is in section 4.9. B) To View the Boiler’s Set Point Parameters: By pushing P1+P2 for 3 seconds. You can view in the following order: Heating supply temperature Domestic hot water temperature* ---- For Combination Boilers only Boiler system water pressure...
  • Page 19: Adjustment Instructions: Maximum And Minimum Heat Output

    ADJUSTMENT INSTRUCTIONS: MAXIMUM AND MINIMUM HEAT OUTPUT The boilers are pre set in the factory for the gas type showing on the data plate. Check the min/max pressure setting. This is important due to the gas supply pressure varying by country. To Check and correct the gas pressure proceed in the following way.
  • Page 20: Different Gases

    DIFFERENT GASES The boiler can operate on Natural Gas or LPG. To switch from one gas type to the other follow the following instructions: Transformation from Natural Gas to LPG gas • replace burner injectors • change the JP1 jumper position and set it to “LPG” position (see the electrical scheme); •...
  • Page 21: Injectors Pressure Table: Solar Combi / Solar System C 31

    2.11 INJECTORS PRESSURE TABLE: SOLAR COMBI / SOLAR SYSTEM C 31 Injectors diameters Diafr. Gas* Gas diapg Inlet Min. Heat Qnom. = P.C.I Quantity Ø Ø TYPE OF GAS pressure = 12,4 31 KW MJ/m3 mbar n° mbar mbar NAT.GAS G20 34,02 1,30 13,2...
  • Page 22: Technical Fault Finding For Corgi Registered Engineers Only

    2.12 TECHNICAL FAULT FINDING For Corgi Registered Engineers only 1 THE BURNER FLAME DOES NOT IGNITE POSSIBLE CAUSES CHECK - REMEDY A - The water temperature is higher than that of A - Increase the hot water adjustment the hot water adjustment thermostat; thermostat to a higher setting;...
  • Page 23 3 SMELL GAS POSSIBLE CAUSES CHECK - REMEDY A - Gas system leakage (of both the internal and A - Close the main gas cock and check the pipe external pipe system). system 4 BOILER CONDENSATION POSSIBLE CAUSES CHECK - REMEDY A - The boiler temperature is too low.
  • Page 24: Start Sequence

    START SEQUENCE PLEASE CHECK START AIR PRESSURE SWITCH ELECTRICAL CONNECTIONS TO FAN FAN VENTURI & CONNECTION TUBES FLAME IGNITION GAS VALVE OFF PLEASE CHECK: - HIGH LIMIT THERMOSTAT WORKING > 110 °C THERMOSTAT OPERATION CAUSES SAFETY THERMOSTAT < 110 °C PLEASE CHECK GAS VALVE ON - FAN...
  • Page 25 CENTRAL HEATING DEMAND START SELECTOR SWITCH T > 5°C FROST THERMOSTAT T> 5 °C ROOM THERMOSTAT SUMMER SUMMER / WINTER CHANGE OVER SWITCH PLEASE CHECK - POSSIBLE CENTRAL HEATING PUMP LOCK OUT - VOLTAGE PRESENCE AT C/H PUMP CIRCULATOR STARTING PLEASE CHECK AIR PRESSURE SWITCH - PRESSURE SWITCH OPERATION...
  • Page 26 DOMESTIC HOT WATER DEMAND START SELECTOR SWITCH POWER TO 3 WAY VALVE HEATING MICROSWITCH ACTIVATING ON - 3 WAY VALVE PLEASE CHECK DHW WORKING - POSSIBLE CIRCULATOR LOCK OUT - VOLTAGE PRESENCE AT CIRCULATOR CIRCULATOR STARTING PLEASE CHECK FAN VENTURI – AND AIR TUBES FOR BLOCKAGE AIR PRESSURE SWITCH AIR PRESSURE UNIT FUNCTION START SEQUENCE...
  • Page 27: Maintenance Instructions

    3 MAINTENANCE INSTRUCTIONS 3.1 INTRODUCTION All maintenance operations have to be carried out by Corgi Registered Engineer. MAINTENANCE operations must be carried out at least once a year and according to UK Building regulations. Prior to winter it is advisable to make sure the boiler is working correctly. This must be done by a Corgi Registered Engineer to ensure the correct operation of the boiler.
  • Page 28: User Instructions

    4 USER INSTRUCTIONS 4.1 CONTROL PANEL Thermometer: Manometer: Temperature of the The system water Central Heating Circuit pressure can be seen. It can be seen via the Must not be less than thermometer. 1 Bar and must not exceed 3 Bar. Always see the pressure when the system is cold.
  • Page 29: Ignition

    4.2 IGNITION Open the manual gas supply valve, located outside of the boiler. Set to the SUMMER or WINTER position: the boiler should ignite automatically. If the boiler does not ignite you will see a failure in the display. 4.3 SUMMER MODE For Domestic Hot Water only.
  • Page 30: Fault Finding

    4.9 FAULT FINDING THE BURNER FLAME DOES NOT IGNITE POSSIBLE CAUSES CHECK - REMEDY A - The water temperature is higher than that of A - Increase the hot water adjustment the hot water adjustment thermostat; thermostat to a higher setting; B - The gas cock is closed;...
  • Page 31: Exploded Views And Parts Lists

    5 EXPLODED VIEWS AND PARTS LISTS TAV 1...
  • Page 32 LIST TAV. 1 CODE POS. DESCRIPTION ACPIA00P CASING SUPPORT SIDE L/R ACPSC00P CASING SUPPORT BACK PANEL ACLSG0P2 SUPPORT LOWER OUTLET PIPES 10020090 ALUMINIUM RIVET ø3x6 ACCCOP1S COMBUSTION CHAMBER COMPLETE ACCCC1P2 COVER FRONT COMBUSTION CHAMBER ACLSC00P PLATE SUPPORT CONTROL PANEL ACLSS00P PLATE SUPPORT SYPHONE ACCVS00P HOOD COMBUSTION CHAMBER ACLFV00P...
  • Page 33 TAV 2...
  • Page 34 LIST TAV. 2 CODE POS. DESCRIPTION ACBRUW6P BURNER NG 13 JET SIZE 1,20 (SOLAR C25) ACBRUW10 BURNER LPG 13 JET SIZE 0,72 (SOLAR C25) ACBRUW8P BURNER NG 13 JET SIZE 1,30 (SOLAR C31) ACBRUW9P BURNER LPG 13 JET SIZE 0,80 (SOLAR C31) ACGUG00P GASKET JET ACUGE20P JET NG 1.20 (SOLAR C25) ACUGE72P JET LPG 0.72 (SOLAR C25)
  • Page 35 TAV. 3...
  • Page 36 LIST TAV. 3 POS. CODE DESCRIPTION ACSCA10P HEAT EXCHANGER 5 TUBES WATER/GAS 50000820 GASKET 3/4" X 2 mm ACTUB11P PIPE CONNECTION 18 mm HE-CONDENSER ACSCAC0P CONDENSER ACNEO00P NEOPRENE STICK INSIDE CONDENSER ACLIC31P INNER CONDENSER ALUMINIUM PLATE ACORI13P O RING R13 (16,9 x 2,7) EP851 ACMOL10P SPRING RETAINING CONDENSER PIPE ACTUB14P...
  • Page 39: Declaration Of Conformity

    DECLARATION OF CONFORMITY The undersigned Emanuela Lucchini managing director of the ICI CALDAIE SPA. with registered office - Italy declares that the boilers SOLAR C 25, SOLAR SYSTEM C 25 SOLAR C 31, SOLAR SYSTEM C 31 Manufactured by: ICI CALDAIE SPA...
  • Page 40 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. 18000074 Ed. 2-11/05 2-St. 100 - 11/05...

This manual is also suitable for:

Solar system c 31Solar c 31

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