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Summary of Contents for EHC FUSION Series

  • Page 2 Page Contents INTRODUCTION PREPARATION INSTALLATION ELECTRICAL CONNECTIONS AND CONTROLS EXTERNAL CONTROL WIRING INTERNAL BOILER WIRING EXTERNAL BOILER WIRING BOILER DIMENSIONS USER INSTRUCTIONS FAULT FINDING TECHNICAL SPECIFICATIONS This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
  • Page 3 PREPARATION Instructions and Building Regulations This appliance must be fitted in accordance with the following instructions. The Local Building Regulations The Building Regulations The Building Standards, (Scotland-consolidated) Regulations. Local water bylaws. British Standards- code of practice BS EN 12828 Heating systems in buildings. Design for water-based heating systems.
  • Page 4: Installation

    INSTALLATION 6. Insulation The boiler must be installed by a professional plumber or heating engineer and must be connected to the power supply by a qualified electrician. Where practical and if at all possible, we recommend that all pipe-work be insulated, in particular the primary pipe-work The Electric Heating Company Ltd will not be held responsible within the boiler cupboard.
  • Page 5 11. System types 13. Commissioning IMPORTANT: The 6, 9, 12, 14.4, 36 & 48kW boilers can be used in various TURN ON THE ELECTRICAL POWER SUPPLY TO THE BOILER. system designs. Please refer to The Electric Heating Company for MAKE SURE THAT THE PROGRAMMER IS NOT CALLING FOR more details on our Fusion Boiler for under floor heating.
  • Page 6: Start-Up / Commissioning

    14. Start-up / commissioning 1. Ensure the system is filled with water and correctly vented. 2. Check if the appropriate system installation pressure is reached (see the “TECHNICAL DATA” section) by referring to the pressure gauge at the bottom left of the boiler 3.
  • Page 7 GB-016C_f.783,2...
  • Page 8: Electrical Connections And Controls

    ROOM THERMOSTAT for heating only installations. connection For Heating and Hot water installations, we recommend the use of our “Twin Heat Pack” which includes the EHC ROOM UNDER NO CIRCUMSTANCES SHOULD A VOLTAGE BE THERMOSTAT & AN EHC 2 CHANNEL PROGRAMMER. The...
  • Page 9: External Control Wiring

    EXTERNAL CONTROL WIRING Heating Only Wiring (Non Standard Volt Free Switching) PROGRAMMER ROOM THERMOSTAT 1 HTG 1 Call COM Call EC10001 - 1 Channel 3A Switched Fuse Isolator 6Amp 240V 50Hz Supply Volt free NOTE! Control RP...are Volt free Contacts Connections Heating &...
  • Page 10: Internal Boiler Wiring

    INTERNAL BOILER WIRING 6, 9, 12, 14.4kw 240v~ GB-016C_f.783,2...
  • Page 11 INTERNAL BOILER WIRING 36kW 415V~3N GB-016C_f.783,2...
  • Page 12 INTERNAL BOILER WIRING 48kW 415V~3N GB-016C_f.783,2...
  • Page 13: Boiler Dimensions

    EXTERNAL BOILER WIRING BOILER DIMENSIONS Return inlet Flow Outlet Return Inlet Flow Outlet Fusion boiler 48 Fusion boiler GB-016C_f.783,2...
  • Page 14: Boiler Operation

    USER INSTRUCTIONS Unlike other system boilers such as Gas, Oil and Propane, the 3. Front Control Panel FUSION range of electric boilers require no ignition or lighting sequence to be executed by the end user. All the end user is Indicator B When GREEN light is on the pump is operating.
  • Page 15 Slimline boiler 1 - heat exchanger 2 - flow sensor 3 - pressure guage 4 - safety valve 5 - circulating pump 6 - safety temperature limiter 7 - return inlet 8 - flow outlet 9 - ZIO board 10 - power board 11 - automatic vent 12 - PSK control board PF - 3 phase electric mains connection (phases)
  • Page 16 Fusion boiler 1 - heat exchanger 2 - flow sensor 3 - pressure guage 4 - safety valve 5 - circulating pump 6 - safety temperature limiter 7 - return inlet 8 - flow outlet 9 - ZIO board 10 - power board 11 - automatic vent 12 - PSK control board 13 - expansion vessel connection...
  • Page 17 48 Fusion boiler [1] - water inlet (return) [2] - water outlet (flow) [3] - heat exchanger [4] - power board [5] - ZIO board [6] - safety temperature limiter [7] - automatic vent valve [8] - vortex flow sensor [9] - safety valve [10] - outlet temperature sensor [11] - inlet temperature sensor...
  • Page 18: Fault Finding

    FAULT FINDING Symptom Reason Procedure No power to the boiler Check electricity mains power supply The indicators on the front panel Check the power board fuse F2 are off Main over heat stat cut-out Check the WT3 temperature safety cut-out investige cause - possibly fault / return sensors Check flow sensor The central heating system airlock - vent the central heating system...
  • Page 19: Technical Specifications

    0,03 Ω The maximum allowed network impedance ERP Rating NB: Voltage free control connections Controls Central Heating Only: EHC Single Channel Heat Pack Central Heating & Domestic Hot Water: EHC Twin Channel Heat Pack Boiler Dimensions Slimline FUSION 48 FUSION...
  • Page 20 Electric Heating Company Ltd Unit 40, Block 5 Third Road Blantyre Industrial Estate Blantyre Glasgow G72 0UP Tel: 01698 820533 Fax: 01698 825697 www.electric-heatingcompany.co.uk (Waste Electrical & Electronic Equipment) (Applicable in the European Union and other European countries with separate collection systems).

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