INSTRUCTIONS FOR INSTALLERS
Installation of Solar Hot Water Systems must be in accordance with:
1. AS/NZS 3500.4 - National Plumbing and Drainage Code
2. AS/NZS 3000 – Wiring Rules
3. Local plumbing regulations
INDEX
SECTION PART ITEM DESCRIPTION PAGE
Section A Safety Information – WARNINGS 3
Section B Pre – inspection 4
Section C System Sizing 4
C1 Solar Hot Water Systems 4
C2 Storage tanks 4
C3 Collectors 4
Section D Types of Systems – Open Loop vs Closed Loop 5
Section E Hot Water Usage Patterns 5
Section F Tanks 5
F1 Tank Types 5
F2 Tank Sizes 5
F3 Tank Anodes 6
F4 Anode Replacement 6
F5 Tanks – How do they work 6
F6 Tank Position 6
F7 Heater Booster Element 7
Section G Hot Water Storage Tank Connection 8
G1 System Connection Requirements 8
G2 Isolating , Non Return valves or Duo Valves 9
G3 Temperature – Pressure Relief ( TPR ) Valve 9
G4 Pressure Limiting Valve 9
G5 Expansion Control Valve ( ECV ) 10
G6 Tempering Valve 10
G7 Drain Cock 11
G8 Line Strainer 11
G9 Connection to Electricity 11
G10 Insulation of Pipes 12
Section H Installation 12
H1 Collectors – Installation Requirements 12
H2 Pipe Lengths and Bends 13
H3 Roof Area Required and Weights of Collectors 13
H4 Collector Size and Packaging 13
H5 Installation of the collectors 14
H6 Inlet / Outlet Connections to Collectors 17
H7 Storage Tank Installation 19
H8 System Controller / Pump installation 20
H9 Mount Pump Box Assembly 21
H10 System Piping Connections 22
H11 Temperature Sensor Fitment 22
H12 Preliminary System Test 22
H13 Commissioning System 23
Section I System Maintenance / Periodic Inspections 25
I1 Valves and Fittings and Draining Tank 25
I2 Tank Anode replacement 26
I3 Replacement of the Electric Booster Element 26
I4 Replacement of Collector Glazing 26
I5 General Maintenance Tasks 26
I6 Contact Information 26
Warranty Information 28
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