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Summary of Contents for gledhill StainlessLite HP180IND
- Page 1 StainlessLite HP Unvented cylinders specifically designed to work with a heat pump Design, Installation & Servicing Instructions Models covered in this manual Stainless Lite HP Direct 180-400 litres...
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Page 2: Table Of Contents
All goods are sold subject to our Conditions of Sale which are set out at the rear of this specifi cation. In the interest of continuously improving the Stainless Lite range, Gledhill Building Products Limited reserve the right to modify the product without notice, and Terms &... -
Page 3: Design
Operating pressure (PRV setting) 3 bar Expansion vessel charge pressure 3 bar Gledhill Building Products Limited, or agents approved by them. Unvented hot water storage Expansion relief valve setting 4.75 bar vessels need regular routine checks, and these Opening pressure of P &... - Page 4 DESIGN Stainless Lite is a range of unvented hot water storage cylinders, manufactured in the latest high quality duplex stainless steel. They are designed to provide mains pressure hot water and are supplied as a package which complies with Section G3 of the Building Regulations.
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Page 5: Issue 3
DESIGN Table 1 Stainless Lite HP Model HP180IND HP210IND HP250IND HP300IND HP400IND Capacity - total volume litres Volume heated by IH litres Dedicated solar volume litres Standing heat loss rate kWh/24h 1.40 1.60 1.75 1.93 3.33 Weight - empty/full 33/213 38/248 43/293 49/349... -
Page 6: System Design
DESIGN Stainless Lite HP Basic Appliance 1. Hot water draw off (22mm) compression 2. Temperature & pressure relief valve 95°/6 bar 3. Hot water secondary return 22mm (not fi tted to smaller sizes, see table 1) 4. Immersion heater 1¾” BSP 3kW 5. -
Page 7: Installation
INSTALLATION General Design Considerations The cupboard footprint needs to be at least 650mm square for units up to 300 litres, 730mm for 400 litre units. The base chosen for the cylinder should be level and capable of supporting the weight of the unit when full of water as shown in General Data. - Page 8 INSTALLATION Model Selection Stainless Lite HP Model Selection Guide Dwelling type Suggested model The suggested model sizes shown in the table opposite are based on a typical daily hot water Number of Without solar With solar heating Number of usage and on the assumption that the heat bathrooms and bedrooms heating system...
- Page 9 INSTALLATION Stainless Lite HP/Heat Pump Selection Guide 1 - Flow rates in various units for comparison with heat pump manufacturers data 0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25 2.50 2.75 3.00 3.25 3.50 3.75 4.00 4.25 l/min 8.33 12.50 16.67 20.83 25.00 29.17 33.33 37.50 41.67 45.83 50.00 54.17 58.33 62.50 66.67 70.83 l/sec or kg/s 0.14 0.21...
- Page 10 INSTALLATION General Restrictions Pipe Layout a. The highest hot or cold water draw off point should not exceed 10 metres above In all mains pressure installations it is important the Pressure Reducing Valve. to remember that the incoming cold supply b.
- Page 11 INSTALLATION Pressure & Temperature/expansion Relief Typical Discharge Pipe Arrangement Valve Pipework Expansion 15 mm The relief valve should be installed to discharge relief valve discharge in accordance with G3 of the Approved pipe Document of the Building Regulations and should be piped to where it is visible, but will not cause danger to persons or damage to 500 mm max.
- Page 12 They must not be changed, removed or by-passed and it is essential that only genuine replacement parts supplied or approved by Gledhill Building Products Limited are used. This includes the immersion heaters, which must incorporate an energy cut-out. All parts are available to approved installers from Gledhill Building Products Limited, Sycamore Estate, Squires Gate, Blackpool (Telephone 01253 474402).
- Page 13 Replacement immersion heaters should be obtained from Gledhill Building Products Tundish Limited. This is to allow the discharge from any Relief Valve to be seen. It must be fi tted away Control/overheat Dual Thermostats from any electrical devices.
- Page 14 INSTALLATION Heating And Primary Systems Schematic Open Vented Primary System Although the heat pump and the primary Warming/Overflow heating system should be sized and installed in Pipe accordance with BS 5449 the following should also be taken into account during the design and installation phase.
- Page 15 INSTALLATION • Sealed heating system • Open vented heating system A heat pump selected must be suitable for use in a sealed heating system which It is essential that the primary circuit may have working pressure of up to 3.0bar and it must be fi tted with an overheat between the boiler and the Stainless Lite is temperature cut-out device.
- Page 16 (pressure relief valve) 1 bar Solar Controller Pressure Relief Valve Gledhill Stainless Lite Unvented Cylinder Anti Gravity Solar Check Valve Pumping Station R2 N 1 2 3 4 5 6 7 8...
- Page 17 INSTALLATION INSTALLATION Page 17...
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Page 18: Commissioning
INSTALLATION The boiler/heating systems should be filled Connections can come loose in transit, and all should be checked before and commissioned in accordance with good installation. practice following the guidance in BS 5449/the boiler manufacturers instructions. This includes Ensure that the immersion heater setting is 60°C and that the wiring is in accordance adequately fl... -
Page 19: User Instructions
USER INSTRUCTIONS Your Stainless Lite unvented cylinder is automatic in normal use, but requires routine maintenance which is normally carried out at least annually along with the boiler service. The maintenance must be carried out by a suitably competent tradesperson who is qualifi... -
Page 20: Servicing And Maintenance
The installer must also make his customer aware that periodic maintenance of the equipment is essential for safety. Maintenance periods will vary for many reasons. Gledhill Building Products Ltd recommend a maximum of 12 months to coincide with boiler maintenance. Experience... -
Page 21: 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 fi tted. If the pressure is correct then the Relief Valve will require replacing with a Gledhill approved component. - Page 22 SERVICING AND MAINTENANCE FAULT - No Hot Water START Is heat pump on? Switch on Is hot water programmer Set programmer in ‘on’ position? Is zone valve in Re-set, check wiring & correct position? plumbing is correct Is control temperature Re-set set at 45ºC - 50ºC? Is all wiring to the...
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Page 23: Short Parts List
SERVICING AND MAINTENANCE FAULT - Water Discharge Into Tundish START Is pressure downstream of pressure reducing valve correct? Is valve seal and seat Clean or replace clean & undamaged? as required Recommission Is heater operating at Is expansion vessel expansion less than 60ºC? charge pressure correct? vessel pressure... - Page 24 APPENDIX Water Savings Water Related Costs Can Be Reduced By Good Plumbing Practice 2 tap 5, 6 or half open Over 8 l/m 20 l/m Unregulated Fitted with regulator TAPS & MIXERS 4 Fixing Options For Taps & Mixers 1. MK Range - Combined Regulators & Aerator for screwing onto Taps &...
- Page 25 Make sure you and This assessment will cover the largest unit within each product range manufactured any others helping know the route by Gledhill. you intend to take that it is clear of any obstructions. Never jerk the load as this will add a little extra force and For specific weights and dimensions please refer to technical data section.
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Page 26: Benchmark Checklist
BENCHMARK Page 26... -
Page 27: Benchmark Service Record
BENCHMARK Page 27... -
Page 28: Notes
NOTES Page 28... - Page 29 NOTES Page 29...
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Page 30: Terms & Conditions
AMD. SEPTEMBER 2010 CONDITIONS OF SALE & GUARANTEE TERMS Gledhill (Building Products) Ltd (“We” or “Gledhills”) only do business upon the Conditions which appear (c) Stainless Steel Unvented Cylinders below and no other. Unless we so agree in writing these Conditions shall apply in full to any supply of goods by us... - Page 31 Gledhill have a policy of continuous product development notwithstanding paragraph (3) hereof and subject to paragraph (7) hereof, the Purchaser shall be permitted to and may introduce product modifications from time to time.
- Page 32 BSI Due to a programme of continuous improvement Gledhill Building Products reserve the right to modify products without prior notice. It is advisable to check the product technical detail by using the latest design and installation manuals available from our technical support team or on our website.
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