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MULTIPOINT 30/50

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Installation and User Instructions

HS30U, HS50U

     Please read and understand these instructions before starting work.

    Please leave this leaflet with the user following installation

  PACK CONTENTS

    Heater, Factory fitted temperature and pressure relief valve,

    Control pack, Fixing screws, Bracket,

     Installation and user instructions

  WARNING

    This water heater must only be installed by qualified persons.

36005795 Issue 1.

Summary of Contents for HS30U

Page 1: ...before starting work Please leave this leaflet with the user following installation PACK CONTENTS Heater Factory fitted temperature and pressure relief valve Control pack Fixing screws Bracket Installation and user instructions WARNING This water heater must only be installed by qualified persons 36005795 Issue 1 ...

Page 2: ...following components have been supplied in the Installation Kit l Expansion Vessel 3 4 BSP male precharge pressure 3 5 bar c w wall mount ing bracket l Combined Pressure Reducing Valve Strainer 1 2 BSP female factory set at 3 5 bar l Single Check Valve 15mm x 15mm compression l Pressure expansion Relief Valve 1 2 BSP male inlet 1 2 BSP female discharge factory set at 6 bar l Tundish 1 2 BSP male i...

Page 3: ...ation of unvented water heating systems All the control and safety valves provided in the Installation Kit must be used and plumbed in accordance withDiagram1 2 0 INSTALLATION GENERALREQUIREMENTS 2 1 This Heatstore water heater must be installed by a competent installer in accord ance with Building Regulation G3 2 2 National Wiring rules may contain restrictions concerning the installation of thes...

Page 4: ...e lower back of the unit in the approximate positions shown on Diagram 3 3 4 Hang the unit on the wall mounting bracket ensuring the location bolt locates in the hole in the wall bracket Position the moulded spacer block between the tab on the bottom cover moulding and the wall Insert a No 10 x 2 1 2 long screw through the tab and spacer block and tighten into wall plug 2 5 NOTE Ensure that the wa...

Page 5: ... Do not use solder joints as this will damage the heater and may prevent servicing under warranty 4 3 The INLET is marked BLUE the OUTLET is marked RED Several hot outlets via conventional taps can be served however individual site demands should be considered when choosing capacity and the number of outlets to be served 4 4 It is recommended that a WRAS Listed isolating valve is fitted on the col...

Page 6: ... DISCHARGE PIPE REQUIREMENTS It is a requirement of Building Regulation G3 that any discharge from an unvented system is safely conveyed to where it is visible but will not cause danger to persons in or about the building The Tundish supplied and the discharge pipes should be fitted in accordance with the Requirements and Guidance Notes of Building Regulation G3 These are essentially as follows G3...

Page 7: ...cover 7 9 Setting the mid range position Rotate the thermosatat knob to the mid postion Remove the terminal cover by using a large flat bladed screwdriver to depress the four snap lugs located in the four rectangular depressions on the bottom cover Holding the thermostat knob in position turn the terminal cover over and remove the backing disc from the under side of the cover Turn the backing disc...

Page 8: ...ly clean off any scale from the element and thermostat pocket DO NOT clean scale from interior container walls 8 6 Re assemble the element plate assembly fitting a new sealing gasket Rewire the unit with reference to the Wiring Diagrams 8 7 Re commission the unit following the INSTALLATION and COMMISSIONING instructions 9 0 MAINTENANCE SAFETYVALVES 9 1 The Temperature Pressure Relief Valve and the...

Page 9: ... dust cap 10 5 Turn on mains water supply and close hot tap 11 0 SPARE PARTS The following comprehensive list of spare parts is available for your Heatstore water heater Please refer to the Rating Label on the side of your heater before ordering to ensure the correct spare part is obtained DONOTREPLACEWITHPARTSNOTRECOMMENDEDBYHEATSTORE THIS WILLINVALIDATEYOURGUARANTEEANDMAYRENDERTHEINSTALLATION DA...

Page 10: ... recommended that any service operations on this Heatstore water heater are carried out by a competent person NOTE Use only Heatstore approved spare parts Replacement of any parts with components not recommended by Heatstore will invalidate the guarantee and may render the installation dangerous ...

Page 11: ...inimum position N B This will not protect other system pipework 14 2 The thermostat can also be locked in either the mid range or a hot recom mended when using in conjunction with a Thermostatic Blending Valve position To lock the thermostat position the instructions given under Sections 7 9 or 7 10 should be followed We recommend that this procedure is carried out by a qualified electrician 14 3 ...

Page 12: ...mpered with and has been regularly maintained as detailed in these instructions 4 The unit has been used only for heating potable water The unit is NOT guaranteed against damage by frost or due to the build up of scale This guarantee does not affect the statutory rights of the consumer The policy of Heatstore is that of continuous improvement and development therfore the right is reserved to chang...

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