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Summary of Contents for Grant GS222154E
- Page 1 Grant Solar Pump Station Installation & Servicing Instructions Part No. DOC 96. Rev 02. October 2012...
- Page 2 All good sold are subject to our official Conditions of Sale, a copy of which may be obtained on application. © Grant Engineering (UK) Limited 2012. No part of this manual may be reproduced by any means without prior written consent.
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Page 3: Table Of Contents
Contents Introduction Description Technical Specifications Specification Pump Performance Dimensions Components Installation General Fitting Procedure System Connections Expansion Vessel Safety Valve Discharge Electrical Connection Commissioning Expansion Vessel Filling Valves Gravity Brakes Solar Fluid Filling the System Filling Procedure Releasing Trapped Air Setting the Flow Rate Fault Finding No System Circulation... -
Page 4: Introduction
A two-line Solar Pump Station for the • Check valves (Gravity Brakes) for circulation of glycol mix solar fluid anti-gravitation circulation through Grant solar thermal systems. All components are housed within an • Safety pressure relief valve and insulated enclosure designed to be wall discharge connection mounted. -
Page 5: Technical Specifications
2 Technical Specifications 2.1 Specification System pipe connections: ¾" BSP Female Safety valve: 6 bar - certified TUV to SV100 7.7 - Directive 97/23/CE Safety valve discharge connection: ¾" BSP Female Pressure gauge range: 0-10 bar Thermometer gauge range: 0-160° C Maximum run temperatures: 130°C Maximum peak temperatures:... -
Page 6: Dimensions
2 Technical Specifications 2.3 Dimensions Side view of pump station Plan view of pump station 2.4 Components Key No. Description Flow valve (red knob) - ¾" BSP Female connection Thermometer (0-160°C) – on flow valve Wall bracket – with retaining clip and screw Connection pipe - copper 18mm Manual air vent –... -
Page 7: Installation
3 Installation 3.1 General Installation of this pump station must be carried out by a competent installer in compliance with all current local Building Regulations, codes of practice, Health & Safety legislation and any relevant bylaws and regulations in force Wall bracket at the time. -
Page 8: System Connections
Fix the mounting bracket to the wall, corrugated stainless steel pipe. This using the screws and wall plugs For systems using up to 4 Grant solar pipe is supplied with flanged ends, each provided, to position the vessel in the collectors, with no more than 50 metres fitted with a ¾”... -
Page 9: Safety Valve Discharge
Grant safety valve liquid recovery union body and tighten. container with drain valve (Grant Part Slacken off the cable gland nut and feed •... -
Page 10: Commissioning
~ 2.8 bar NOTE: If the collectors are positioned below the level of the expansion vessel > 15m Contact Grant Technical Department for guidance (e.g. if the collectors are mounted at Table 4-1: Expansion vessel pressures ground level), then measure from the bottom of the collectors to the expansion vessel. -
Page 11: Gravity Brakes
In order to prevent frost and corrosion damage to solar collectors and pipework, the system must only be filled with a high quality solar fluid. The Grant solar fluid is a ready mixed 40% solution of 1,2 propylene glycol/water providing frost protection down to approx. -
Page 12: Filling The System
• Check the operation of pressure pressure pump, such as the Grant Solar reaching them, until the filling and relief valve by slowly rotating the Filling Station. See Figure 4-6. -
Page 13: Releasing Trapped Air
The display range is between 1 and 13 litres per minute. See Figure 4-8. NOTE For larger installations, please Read flow rate from contact Grant Technical Department bottom edge of bobbin for assistance. Figure 4-8: Flow rate indicator Number of solar panels... -
Page 14: Fault Finding
5 Fault Finding In the event of a problem occurring 5.2 Pump not Operating 5.3 Loss of System Pressure with your Grant Solar Thermal (on pressure gauge) Check for the following: system, follow the information given Check for the following: •... -
Page 15: Spare Parts
6 Spare Parts ˚C ˚C 405421 05/06 MADE IN ITALY Key No. Description Part No. Flow valve assembly (Red) GSE01 Return valve assembly (Blue) GSE02 Safety valve assembly (6 bar) GSE03 Pressure gauge GSE04 Solar circulator (6 metre) GSE05 Solar circulator (8 metre) GSE06 Air separator assembly GSE07... - Page 16 GRANT ENGINEERING (UK) LTD Hopton House, Hopton Industrial Estate, Devizes, Wiltshire. SN10 2EU Telephone: 01380 736920 Fax: 01380 736991 Email: info@grantuk.com Website: www.grantuk.com...
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