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Summary of Contents for Electric Heating Company Fusion Comet
- Page 1 The COMET Range of Boilers the ultimate solution for central heating INSTALLATION & TECHNICAL MANUAL If you require any further assistance: Telephone: 01698 820533 Fax: 01698 825697 E-mail: info@electric-heatingcompany.co.uk or visit our website www.electric-heatingcompany.co.uk...
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Page 3: Fault Finding
The warranty card must be completed and sent back to The Electric Heating Company as soon as possible for registration. All boilers come with a 24 month warranty that covers all defects originating from faulty materials and workmanship in the An internal Magnetic Filter is fitted to the Boiler and it must be manufacture of the boilers. - Page 4 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 12828:2003 Heating systems in buildings. Design for water-based heating sys- tems.
- Page 5 When mains water is required to fill the system directly, all local water bylaws must be The Electric Heating Company Ltd will not be held responsible observed, and any connection made must be disconnected after for faulty installations which are performed by un- qualified use.
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Page 6: Electric Boiler Internal Layout
INSTALLATION ELECTRIC BOILER INTERNAL LAYOUT [1] - Stainless Steel Heat Exchanger [11] - Automatic Vent [2] - Flow Sensor [12] - Expansion Vessel and connection [3] - Pressure Sensor [13] - By-pass Valve [4] - Safety Valve [14] - Magnetic Filter [5] - Circulating Pump PF - Internal ‘mains’ phase connections from the PN connection block [6] - Safety Temperature limiter PN - Incoming ‘mains’ cable connection block [7] - Return connection WP - Electric cable access [8] - Flow connection... - Page 7 INSTALLATION 12. System types The Fusion Comet range of boilers can be used in various system 4. Drain and flush the system thoroughly to remove the cleaning designs. Please refer to The Electric Heating Company for more agent and any debris or contaminant. This is a critical part of details on our Fusion Boiler for under floor heating.
- Page 8 INSTALLATION Mains Water Supply Temporary Filling Loop Figure 4 Temporary Filling Loop Mains Water Supply Figure 5 GB-031C/f.347...
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Page 9: Electrical Connections And Controls
ELECTRICAL CONNECTIONS AND CONTROLS ALL WIRING MUST BE CARRIED OUT IN ACCORDANCE WITH Boiler Protection CURRENT IEE BS7671 WIRING REGULATIONS The recommended protection for hard wired boilers are as fol- lows: ALL ELECTRICAL CONNECTIONS MUST BE MADE BY A QUALI- Model No Boiler size Protection (per phase) - Page 10 ELECTRICAL CONNECTIONS AND CONTROLS Programmer/Stat Connections The boiler PCB has a voltage free connection for the controls (RP) & After the cleansing and protection of the system has been carried out, (NA). Under no circumstances should 240V be connected to these set the external controls to the customers selected times.
- Page 11 EXTERNAL CONTROL WIRING EHC SELECT 107XL PROGRAMMER TLX4101 ROOM THERMOSTAT CONTROL CONNECTIONS Figure 8 CONTROL CONNECTIONS Figure 9 GB-031C/f.347...
- Page 12 CONTROL PANEL CONNECTIONS Shower Sensor connection Tzas connections (Optional) ZTD connections not used not used Room Thermostat Figure 10 SAFETY NOTE: ‘RP’, ‘Tzas’ and ‘NA’ are signal conductors only. DO NOT CONNECT ANY VOLT- AGE to these as this will damage the boiler and invalidate the boilers warranty! GB-031C/f.347...
- Page 13 EXTERNAL BOILER WIRING Figure 11 BOILER DIMENSIONS Return Inlet Flow Outlet Figure 12 GB-031C/f.347...
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Page 14: User Instructions
USER INSTRUCTIONS CONTROL PANEL Control Panel Key A - Water pressure indicator (bar) B - Water flow rate indicator (l/min) C - kW indicator D - Water temperature indicator ( E - Digital display F - Summer Mode G - Call for Heat H - Pump operation indicator I - Return temperature flow indicator J - Flow temperature indicator K - Boiler heating indicator Figure 13 INDICATORS Heat Indicator •... - Page 15 USER INSTRUCTIONS 1. General IMPORTANT - DO NOT SWITCH THE BOILER OFF AT THE MAINS SWITCH Unlike other system boilers such as Gas, Oil and Propane the FUSION ‘Comet’ range of electric boilers require no ignition or lighting sequence to be executed by the end user. All the end user In the ‘stand-by’...
- Page 16 FAULT FINDING Symptom Reason Procedure No power to the boiler Check electricity mains power supply The indicators and LCD display on the front panel are off Check the temperature safety cut-out investigate cause Main over heat stat cut-out - possibly fault / return sensors or power board Insufficient water pressure Check water pressure in display panel and increase to 1.5 bar The “A”...
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Page 17: Technical Specifications
NB: Voltage free control connections Boiler Dimensions Width 418 mm Height 710 mm Depth 251.5 mm The Electric Heating Company Ltd Unit 40, Block 5 Third Road Blantyre Industrial Estate Blantyre Glasgow G72 0UP Tel: 01698 820533 Fax: 01698 825697...
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