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Xstream
an advanced thermal storage vessel designed
an unvented domestic hot water cylinder
to make the most of Solar Technology
Design & Installation
Instructions
Tested by
KIWA Evaluation & Testing Centre
and found to comply with the
Building Regulations
Please leave these instructions
adjacent to the appliance
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Table of Contents
Related Manuals for gledhill Xstream
Summary of Contents for gledhill Xstream
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Page 1: Issue 5
Xstream an advanced thermal storage vessel designed an unvented domestic hot water cylinder to make the most of Solar Technology Design & Installation Instructions Tested by KIWA Evaluation & Testing Centre and found to comply with the Building Regulations Please leave these instructions... -
Page 2: Table Of Contents
Regulations. Manufacturers notes must NOT be taken as over-riding statutory obligations. Xstream is covered by Section G3 of the Building Regulations and is therefore notifiable to Building Control. This information is provided to assist generally in the selection of equipment. -
Page 3: Description
HANDLING BEFORE INSTALLATION Xstream must be handled with care and stored the correct way up in a dry place. Any manual handling/lifting operations will need to comply with the requirements of the Manual Handling Operations Regulations issued by the H.S.E. - Page 4 Xstream is available in two basic variants: Figure 1 Xstream Direct - For providing hot water heated by electricity (Figure 1). Xstream Indirect - For use with gas or oil boilers (Figure 2). XSTREAM DIRECT (Figure 1) Xstream direct is an electrically heated,...
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Page 5: System Design
SYSTEM DESIGN XSTREAM DIRECT Basic Appliance - see Figure 1 Anti vacuum valve Temperature and Pressure relief valve 1¾” x 3kW on peak (boost) upper immersion heater (incalloy) complete with control and overheat thermostats 1¾” x 3kW off peak lower immersion... - Page 6 SYSTEM DESIGN XSTREAM INDIRECT Basic Appliance - see Figure 2 Anti vacuum valve Temperature and Pressure relief valve 1¾” x 3kW emergency immersion heater (incalloy) complete with control and overheat thermostat 22mm copper - for connection to the primary return.
- Page 7 SYSTEM DESIGN l l a l l u & º ( l n I t a l f e i & f e i c i f ) l ( ) l ( e l i t i l e . i r i c f e i c i f...
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Page 8: Installation
(usually in the form of a 25mm MDPE supply). The minimum recommended static pressure to operate an Xstream domestic system is 2 bar. There should be a flow of at least 25 litres per minute or above available into the property. - Page 9 INSTALLATION e. If the supply to the mixer fittings (other than a dual outlet type) is not taken PLASTIC PIPEWORK from the balanced supply the system will become over pressurized and cause the pressure relief valve to discharge. Over time this could also cause the This appliance is suitable for use with premature failure of the appliance itself which will not be covered by the plastic pipework as long as the material...
- Page 10 Valve SAFETY The safety devices supplied or fitted on an 300 mm Xstream are selected for their suitability for the min. temperatures and pressures involved. They must not be changed or removed and it is essential that replacements must be supplied or approved by Gledhill Building Products Limited.
- Page 11 SAFETY The immersion heaters must be earthed and they should be isolated from the mains before the cover is removed on every occasion. Replacement immersion heaters should be obtained from Gledhill Building Products Limited. ANTI-VACUUM VALVE P&T RELIEF...
- Page 12 HEATING/PRIMARY SYSTEMS The boiler and primary/heating systems should be sized and installed in accordance with BS 5449. SAFETY Xstream is fitted with a Pressure Relief Valve to cope with any increase in system Motorised pressure above the design limitations, and Valve...
- Page 13 INSTALLATION Typical schematic wiring diagram for Xstream Indirect models (Ver: 081003 Heating Programmer Heati Honeywell dual thermostat Overheat stat Control stat Pump Pump L N E L N E L N E L N E Mains Supply From double From...
- Page 14 INSTALLATION Functional Wiring Diagram for Xstream Indirect Models (Ver: 081003) 230V, 50Hz, 5A Double pole fused isolator Honeywell dual tore thermostat programmer Pump Control thermostat thermostat HW zone valve Room HTG zone valve thermostat Boiler Boiler Page 14...
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Page 15: Commissioning
Maintenance and inspection periods will vary for many reasons. Gledhill Building Products Check that the drain cock is closed, and open all the cold and hot water taps and other Ltd recommend a maximum of 12 months terminal fittings. -
Page 16: Fault Finding
If the cold water pressure is too high, this would suggest that the Pressure Reducing Valve is at fault and the Gledhill approved replacement should be fitted. If the pressure is correct then the Relief Valve will require replacing with a Gledhill approved component. -
Page 17: Parts
SPARE PARTS i r c l i c f e i l l e l l e l n i l l e l l e t i l l i Z t i l l i Z t i l l i Z l l e - i t... - Page 18 APPENDIX ‘A’ WATER SAVINGS WATER RELATED COSTS CAN BE REDUCED BY GOOD PLUMBING PRACTICE. TAPS & MIXERS 2 TAP 5, 6 OR HALF OPEN OVER 8 L/M 20 L/M Unregulated Fitted with regulator SHOWERS Regulated Unregulated 4 FIXING OPTIONS FOR TAPS & 10 - 12 l/m 25 - 30 l/m MIXERS...
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Page 19: Terms & Conditions
APPENDIX ‘B’ Page 19... - Page 20 (e) Solar Panels and ancillary equipment • Where appropriate the unit has been regularly maintained as detailed in the installation and service Gledhill provides a five year warranty for defects in the col- instructions. lectors (except broken glass and collector accessories eg metal edgings).
- Page 21 If the appliance manufactured by Gledhill incorporates a factory fitted scale inhibitor then during the period caused to any vehicle or premises in such repossession of three years from the date of delivery Gledhill will replace, free of charge, any plate heat exchanger fitted in and removal being damaged which it was not reasonably the appliance as original equipment in which scale formation occurs that materially reduces the effectiveness practicable to avoid.
- Page 22 NOTES Page 22...
- Page 23 NOTES Page 23...
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