heatwell 215 DSS/12Kw Installation & User's Instructions

heatwell 215 DSS/12Kw Installation & User's Instructions

Combination boiler mains pressure hot water specialists

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HEATWELL
Mains Pressure Hot Water Specialists
Installation & User
Instructions for

Combination Boiler

Models
215 DSS/12Kw
215DSS/15Kw
To be left with
The Householder beside
the boiler for future
reference

After Commissioning

System
Parts supplied: - 1 – Combination Boiler
1 – 18Ltr Expansion Vessel
1 - 8Ltr Expansion Vessel
+ Fixing Brackets
Central Heating Expansion, Charging Kit
2 Stainless Steel Braided Connectors
Installer Owners Instruction Manuel

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Summary of Contents for heatwell 215 DSS/12Kw

  • Page 1: Combination Boiler

    HEATWELL Mains Pressure Hot Water Specialists Installation & User Instructions for Combination Boiler Models 215 DSS/12Kw 215DSS/15Kw To be left with The Householder beside the boiler for future reference After Commissioning System Parts supplied: - 1 – Combination Boiler 1 – 18Ltr Expansion Vessel...
  • Page 2: Table Of Contents

    Index Page Manufacturer and Installer Information Site preparation and Requirements Plumbing Layout and Installing Special Instructions for Installing Tundish 5/6/7 Pressure Relief Valve Electric Power supply Connections Boiler Electric Control Panel Commissioning - Filling Boiler System Control and Economy Measures Boiler Specification Manufacturers Guarantee User instructions...
  • Page 3: Site Preparation And Requirements

    To ensure correct installation and economic trouble free operation, ensure that only an approved installer is used who is in possession of the relevant pressure water certificate. Contact one of the Heatwell technical help lines at :- Nottingham 0115 968 1273 or Glasgow 0141 944 0440 This electric combination boiler is designed to make use of all the wet electric tariffs currently available.
  • Page 4: Plumbing Layout And Installing

    Installing the Boiler Keep the Boiler stored in its packaging in a dry area until ready to install. It can be easily moved with a sack barrow The Boiler is delivered with all valves and necessary piping fitted, all that is required is a 22mm mains water supply with a stop valve, and a line strainer/filter fitted.
  • Page 5 Top of Boiler Showing Factory fitted Valves The discharge pipe work from the tundish, shall fall continuously throughout its length. Pipe runs must not exceed 9m in length or equivalent resistance with bends. A 15mm pipe from the tundish is made available for connection to the C/H pressure relief valve (see page 7).A full description regarding the regulations for installing the tundish is provided on page 6.
  • Page 6 Minimum Resistance Minimum size of Maximum resistance Valve size of created by discharge pipe D2* allowed expressed as a length of outlet size discharge each elbow or from Tundish Straight pipe (no elbows or bends) pipe D1* bend G 1/2 15mm 22mm Up to 9m...
  • Page 7: Pressure Relief Valve

    Resistance length should be at least larger than the nominal outlet size of the safety device, between 18 and 27m at least 3 sizes larger, and so on. Bends must be taken into account in calculating the flow resistance. See Diagram and Table and worked example. b/ Have a vertical section of pipe at least 300mm long, below the tundish before any elbows or bends in the pipework.
  • Page 8: Electric Power Supply Connections

    ELECTRICAL CONNECTIONS The electrical installation must be carried out by a qualified electrician to the current IEE wiring regulations (BS 7671) Wiring consists of a switch fuse or magnetic circuit breaker of 63 amp rating adjacent to the supply companies meter. 25mm2 colour coded tails should be provided to allow the electricity supplier to make the connection to the meter.
  • Page 9: Boiler Electric Control Panel

    Boiler Control and Mains power Connections Commissioning Commissioning can only be carried out when the electrical and plumbing work is completed including the electric metering.
  • Page 10: Commissioning - Filling Boiler

    Filling the Domestic Hot Water & Heating System The Domestic Hot Water can be filled by opening one of the hot water taps in the house to allow the air in the boiler to escape and then the mains valve opened to allow water into the boiler. The 3Bar boiler pressure will be controlled by the pressure reduction valve.
  • Page 11: System Control And Economy Measures

    System Control and Economy Measures Important It is very important that since the boiler stores heat to avoid using peak rate power, all pipes in the vicinity of the boiler and outside the heated areas in the house (i.e. under the floors and in the attic), should be insulated with good quality insulation, minimum thickness of 25mm to prevent standing heat loss.
  • Page 12: Boiler Specification

    Domestic Hot Water 3kw All Boilers Dimensions & Performance Total Height / Width inc TPR/ Depth inc cover Heatwell 12 – 1660mm / 660mm / 655mm Weight Empty / Full Heatwell 12 66Kg – 290Kg Heating System Pressure Relief Valve Setting...
  • Page 13: Manufacturers Guarantee

    The appliance has not been taken apart, modified or repaired by a person other than authorized by – Electric Central Heating Company (Heatwell)Ltd Evidence of the date of purchase and annual maintenance checks in the form of an invoice, receipt (or hire purchase documents) is required if service under guarantee is required.
  • Page 14: User Instructions

    USER INSTRUCTIONS HEATWELL STORAGE COMBINATION BOILER PRODUCT Electric Combination Boiler Models - Heatwell Electro 12Kw DESCRIPTION The unvented electric combination boiler is an efficient boiler unit designed to provide you with central heating and hot water. Your electricity supplier controls the electricity supply to the boiler, avoiding the peak supply periods.
  • Page 15: Fault Correction

    Fault Correction Carry out the following before calling out the installer or service engineer:- Inadequate or no heating Ensure that the power to the boiler is switched "on" at the mains switch beside the meter, and the isolator beside the boiler. The flashing light on the tele meter will indicate the power consumption, this light will not show if it is a "power off period".
  • Page 16: Hydro Electric - Total Control Tariff

    Electrical connections for Total Control Tariff The electrical installation must be carried out by a qualified electrician to the current IEE wiring regulations (BS 7671) Wiring consists of switch fuses or magnetic circuit breakers of the appropriate current rating, adjacent to the supply companies meter.
  • Page 17: Boiler Front View

    Heatwell Stainless Steel Electric Combination Boiler With front Cover Removed to show location of Electrical Components Warning There are live electrical components Under the front cover...

This manual is also suitable for:

215dss/15kw

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