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Related Manuals for VOKERA ETV-10
Summary of Contents for VOKERA ETV-10
- Page 1 ETV-10 Installation & Servicing Instructions THESE INSTRUCTIONS TO BE RETAINED BY USER Vokèra is a licensed member of the Benchmark scheme which aims to improve the standards of installation and commissioning of domestic hot water systems in the UK.
- Page 2 CONFORMITY Solar collectors conform to EN 12975 standard and to Solar Keymark certification standard. RANGE MODEL CODE ETV-1025 20026323 ETV-1025 conf. x5 20031295 ETV-1035 20031297 ETV-1035 conf. x5 20031298 ETV-10...
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Page 3: Table Of Contents
The following symbols are used in some parts of this booklet: CAUTION = actions that require special care and suitable preparation PROHIBITED = actions that absolutely must NOT be carried out This booklet, code 20026421 - Rev. 2 (11/10), contains 20 pages. ETV-10... -
Page 4: General Safety Information And Precautions
Always wear safety goggles when drilling. Always another installation. If you lose this manual, order a wear safety shoes, cut-proof protective gloves and replacement immediately from your local Technical a safety helmet when performing installation work. Assistance Centre. ETV-10... -
Page 5: Description Of The Solar Collector
DESCRIPTION OF THE SOLAR COLLECTOR ETV-10 collectors are made up of 14 or 20 double slee- The main characteristics of the ETV-10 collector are as ve evacuated glass tubes, each of which contains a "U" follows: shaped copper pipe. These copper pipes are connected... -
Page 6: Design
DESIGN Collector Collector outlet return Collector probe socket cover plat Insulation Evacuated Seal tube Collector Aluminium absorber Vacuum foot Absorbent Glass coating Top pipe Direction of flow Reflective Bottom pipe Support frame mirror ETV-10... -
Page 7: Technical Specifications
740 kg 680 kg 20 - 100 m 150 km/h 340 kg 180 kg 980 kg 820 kg These specifications are purely indicative. The entire structure must be inspected by an expert in static loading in compliance with applicable standards. ETV-10... -
Page 8: Accessories
Anyway the circuit must be hydraulically balanced (see the following schemes as an example). If more than 4 solar collectors are installed in a row, fit an expansion joint of the sort designed for solar collectors at the central join. Two lines in series Two lines in parallel ETV-10... -
Page 9: Water Circuit
(180°C). and probe pipes. The probe cable should be of the shielded type. Pressure drop in solar collectors ETV-1025 ETV-1035 1000 2000 3000 4000 5000 6000 Flow rate (l/h) ETV-10... -
Page 10: Location Of Probes
7 - Vent valve 18 - Storage cylinder top probe 8 - Safety valve 19 - Heat transfer fluid recovery 9 - Pressure gauge 10 - Drain M - Collector outlet 11 - Expansion vessel R - Collector return ETV-10... -
Page 11: Unpacking The Collector
The instruction manual is an integral part of the solar connector. Once located, read it thoroughly and keep it safe. ETV-10... -
Page 12: Dimensions And Weight
DIMENSIONS AND WEIGHT ETV-1025 1600 1552 110x14 ETV-1025 ETV-1035 Net weight ETV-1035 2260 2212 110x20 ETV-10... -
Page 13: Handling The Collector
When tightening a union with a pipe supporting structure. wrench or spanner, always hold the opposite union stea- dy with a second tool to avoid twisting the pipe to which the union is attached. ETV-10... - Page 14 At the end of its useful life, dispose of the product in Take care if you flush the system out, because water compliance with applicable legislation. trapped inside the circuit before filling with glycol premix may freeze. Bleeding Bleed the circuit: ETV-10...
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Page 15: Filling The Circuit
Heat transfer fluid filling pump (accessory). A manual Make sure that you have bled all the air out of the bleed valve is not required if this pump is used. system, using the water control system vent too. ETV-10... -
Page 16: Controls
Visual check of collector fixing points Anti-freeze checked to - ____ °C Visual check of roof impermeability pH of heat transfer fluid = ____ Visual check of insulation/lagging Collector circuit bled Flow rate of 30l/h per m checked Non-return valve functioning ETV-10... -
Page 17: Maintenance
Reverse the above steps to fit the new tube. Remove any pieces of broken glass without dama- ging the surface of the mirror. Also remove any resi- dues that might have formed around the copper pipes. Make sure that the silicon seal ring is still correctly seated.silicone. ETV-10... - Page 18 - Unscrew and remove the plug (1) from the foot of the collector. - Remove the bracket (2) into which the plug was scre- wed by bending back the clips (3). - Remove the reflector (4) without moving its glass tube. ETV-10...
- Page 20 Registered address: Vokèra Ltd Borderlake House Unit 7 Riverside Industrial Estate London Colney Herts AL2 1HG enquiries@vokera.co.uk www.vokera.co.uk www.vokera.ie Sales, General Enquires T 0844 391 099 F 0844 391 0998 Vokèra Ireland West Court, Callan Co Kilkenny T 056 7755057 F 056 7755060 Vokèra Limited reserve the right to change...
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