Vaillant VIH S GB 210/2 S, Manual

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Table of contents
2
Instructions on commissioning, maintenance, and troubleshooting for auroSTOR 0020111119_02
Table of contents
1 Notes on the documentation ................................ 3
1.1 Other applicable documents ................................... 3
1.2 Storing documents ..................................................... 3
1.3 Symbols used ............................................................... 3
1.4 Applicability of the instructions .............................. 3
1.5 Cylinder identification plate .....................................4
1.6 CE label .........................................................................4
1.7 Benchmark ...................................................................4
2 Safety instructions and regulations ..................4
2.1 Safety and warning information .............................4
2.1.1 Classification of action-related warnings .............4
2.1.2 Structure of warnings ................................................4
2.2 Intended use ................................................................ 5
2.3 General safety instructions ...................................... 5
2.4 Overview of EU standards ........................................6
2.4.1 General information on solar heating system .....6
2.4.2 Cylinder and cylinder assembly .............................. 7
2.5 Regulations for Great Britain ................................... 7
2.5.1 Technical Guidance ..................................................... 7
2.5.2 Related documents..................................................... 7
2.5.3 Regulations for the prevention of accidents .......8
3 System description ..................................................8
3.1 Design and function of solar heating system ......8
3.2 Electrical wiring......................................................... 10
3.3 Hot water temperature regulation ....................... 10
3.4 Heating control .......................................................... 10
4 Description of the components ............................11
4.1 auroSTOR solar cylinder ...........................................11
4.1.1 Safety devices .............................................................12
4.1.2 Cylinder operating elements ...................................12
4.2 Solar fluid ....................................................................14
4.2.1 Properties of solar fluid ...........................................14
4.2.2 Solar circuit frost and corrosion protection
system ..........................................................................14
4.2.3 Cylinder frost protection ..........................................14
4.2.4 Safety data sheet for Vaillant solar fluid .............15
4.3 System configuration ................................................17
4.3.1 Vaillant controllers and their basic functions .....17
4.3.2 Control functions .......................................................18
4.3.3 Technical data of the auroSTOR solar cylinder 20
4.3.4 Dimensions .................................................................22
5 Assembly ...................................................................23
5.1 Scope of delivery ......................................................23
5.2 Transporting the cylinder .......................................23
5.3 Requirements for installation site ........................23
6 Installation ................................................................24
6.1 Installation sequence ...............................................24
6.2 Installation of solar circuit piping .........................24
6.2.1 Piping material in the solar circuit .......................24
6.2.2 Layout of piping in the solar circuit .....................24
6.2.3 Realisation of solar circuit piping .........................25
6.2.4 Venting the solar circuit..........................................27
6.3 Pipes for the primary heating circuit ..................29
6.4 Installing hot water pipes .......................................29
6.5 Hot water thermostat mixer ..................................29
6.5.1 Installing the hot water thermostat mixer
(without secondary circulation line) ................... 30
6.5.2 Installing the hot water thermostat mixer
(with secondary circulation line) .......................... 30
6.5.3 Setting the hot water thermostat mixer ............ 30
6.6 Installation of cold mains inlet ...............................31
6.6.1 Pressure in cold mains inlet ....................................31
6.6.2 Mounting the safety assembly ...............................31
6.6.3 Mounting the expansion vessel .............................32
6.6.4 Mounting the drain valve ........................................32
6.6.5 Laying the pipes to the tundish ............................32
6.7 Installation of discharge pipe ................................32
6.7.1 Design of discharge pipe .........................................32
6.7.2 High drain ...................................................................34
6.8 Electrical installation ...............................................34
6.8.1 Options for combining control components ......34
6.8.2 Electrical connection of control components ....36
6.8.3 Connecting up the electric immersion heater ... 37
6.8.4 Connection of the solar pump ...............................38
6.8.5 Connecting up the solar yield temperature
sensor ..........................................................................38
6.8.6 Installing the control components in accordance
with the connection wiring diagrams .......................40
7 Commissioning .........................................................52
7.1 Checking leak-tightness ..........................................52
7.2 Flushing the solar circuit with solar fluid ...........53
7.3 Filling the solar circuit with solar fluid ................53
7.4 Setting the flow rate in the solar circuit ............ 54
7.5 Flushing the primary heating circuit ...................55
7.6 Water treatment ........................................................55
7.7 Filling the cylinder ................................................... 56
7.8 Filling the central heating system ........................57
7.9 Commissioning the gas-fired wall-hung boiler 58
7.10 Setting the hot water thermostat mixer ............ 58
7.11 Filling in the commissioning report .................... 58
7.12 Handover to the operator ...................................... 58