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Eco Online™ Solar Pool Heating System   --  Installation Manual  

© Copyright 2012 Optex Solar Pty Ltd. All rights strictly reserved. 

 

Page 27

 

20.7

 

Three or More Row Roof Fixings 

 

 

 

 

 

Due to the large potential thermal contraction across three rows the strapping of three 
or more rows of panels between one set of fixed top and bottom aluminium angles is not 
recommended. 

Collector arrays consisting of three or more rows must have a pair of 

aluminium L-angles top and bottom for each row of collectors or at least for each pair of 
rows to allow for contraction. 

 

 

Summary of Contents for Eco Online

Page 1: ...is manual are the sole property of Optex Solar Pty Ltd or their respective owners Nothing in this publication shall be construed as granting any express or implied license to use any intellectual prop...

Page 2: ...Array Components 8 11 Additional Required Components Not Supplied 9 12 Required Tools 10 13 Safety When Working at Heights 11 14 Ladder Safety 11 15 Choosing a Place to Install the Collector Array 12...

Page 3: ...in the following key terms Please note EcoOnline has a strong product safety policy do not install products without reading safety guidelines in the manual Please report any product safety issues or...

Page 4: ...to and confident of performing the work safely Building regulations vary from state to state and MUST override any instructions supplied in this manual It is the responsibility of the purchaser insta...

Page 5: ...to 25 more panels originally supplied by EcoOnline up to two years after your original purchase and we will ship the items free of shipping charges 5 Collector Sizing Guide An interactive collector si...

Page 6: ...potential 1 Installed panels should lay flat touching the roof structure It is recommend the air gap distance between the bottom of the installed collector and the valley points of the roof corrugati...

Page 7: ...m 40 80 Litres min 0 3 HP 300W up to 37 000 L 40 mm 60 120 Litres min 0 3 HP 400W up to 60 000 L 40 mm 100 200 Litres min 0 5 HP 500W up to 77 000 L 50 mm 125 250 Litres min 0 5 HP 600W up to 120 000...

Page 8: ...low Rate 20 mm 70 Litres min 25 mm 120 Litres min 32 mm 200 Litres min 40 mm 250 Litres min 50 mm 400 Litres min 80 mm 880 Litres min If you need to create solar inlet outlet suction piping for your p...

Page 9: ...n joiner 1 25mm reinforced silicon joiner 4 Stainless steel hose clamps 3 316 Stainless steel straps black 1 50cm length perforated 316 stainless band 2 40mm reinforced silicon joiners 4 Stainless ste...

Page 10: ...th 8mm socket fitting Silicon gun and clear silicon sealant PVC pipe saw PVC glue Level Teflon tape Industrial Ladder 30 32mm x 30 32mm x 3 4mm Aluminium angle 4mm stainless steel cable four cable tie...

Page 11: ...ty The chance of a falling from a ladder should never be underestimated Use only solid industrial grade ladders in good repair that have been checked for faults Note even a small unexpected movement o...

Page 12: ...ces are observed Consult your Local Government The Building Commission or SPASA for details regarding pool safety barriers in your state Please keep up to date with regulations as they change over tim...

Page 13: ...Online Solar Pool Heating System Installation Manual Copyright 2012 Optex Solar Pty Ltd All rights strictly reserved Page 13 16 Collector Array Configurations 16 1 Dual Header Panel Array Configurati...

Page 14: ...ights strictly reserved Page 14 16 2 Interconnect Panel Array Configuration 16 3 Ground Mounted Collector Array Configuration For ground mounted arrays under no circumstances should a collector array...

Page 15: ...Configuration Split collector arrays should be installed facing the same direction or have no more than 30 compass facing difference between them In this later case the temperature sensor should be i...

Page 16: ...16 7 Bi Directional Arrays Collector arrays that face opposing compass directions are not recommended unless the roof pitch is less than 15 In this case the temperature sensor should be installed at...

Page 17: ...h per panel Key design principles when choosing a roof mounting means 1 Consider the high thermal contraction of HDPE 2 Panels should be as low down on the roof as possible to prevent the wind from ca...

Page 18: ...oof Mounting Frame For tile roofs we recommend using a minimum roof hook spacing of 600mm in the top and bottom row Depending on your wind loading see Wind Proofing section angle of install and the de...

Page 19: ...Eco Online Solar Pool Heating System Installation Manual Copyright 2012 Optex Solar Pty Ltd All rights strictly reserved Page 19...

Page 20: ...etal Roof Mounting Frame For metal roofs we recommend using a minimum roof hook spacing of 600mm in the top and bottom row Depending on your wind loading see Wind Proofing section angle of install and...

Page 21: ...per panel For a two row array strapped between a top and bottom aluminium rail the total ultimate contraction is then 44mm The top and bottom strap must have sufficient play to account for this ultima...

Page 22: ...raction movement over time If there is a pin hole leak a small amount of silicon can be used to seal The inlet outlet adapter PVC barbs should be glued into the silicon joiner with any neutral cure si...

Page 23: ...ger between the strapping and the header pipe Over tightened straps can experience tension and continual flexing of the metal due to the thermal contraction of the collectors This can result in metal...

Page 24: ...on Manual Copyright 2012 Optex Solar Pty Ltd All rights strictly reserved Page 24 20 2 Single Row Metal Roof Fixings NOTE For single or multi row arrays in wind regions B or greater aluminium L angle...

Page 25: ...Solar Pty Ltd All rights strictly reserved Page 25 20 3 Single Row Tile Roof Fixings 20 4 Perforated Band Under Tile Anchor Point For Region B or Multi Row Arrays For single or multi row arrays in wi...

Page 26: ...26 20 5 Two Row Roof Fixings 20 6 Two Row Interconnect Panel Roof Fixings Installation of two rows between two aluminium channels will require twice the expansion gap in the stainless steel straps NO...

Page 27: ...the large potential thermal contraction across three rows the strapping of three or more rows of panels between one set of fixed top and bottom aluminium angles is not recommended Collector arrays co...

Page 28: ...Per Panel in Wind Region A Kg Region A 10 Roof Pitch 12 5 Roof Pitch 15 Roof Pitch 17 5 Roof Pitch 20 Roof Pitch Terrain Category 1 120 Kg 110 Kg 95 Kg 90 Kg 80 Kg Terrain Category 2 100 Kg 90 Kg 80...

Page 29: ...cleared subdivisions with isolated trees Terrain Category 2 5 Averaged intermediate between Terrain Category 2 and Terrain Category 3 Terrain Category 3 Numerous closely spaced building obstructions h...

Page 30: ...less guide line is not required but still recommended Greater than 70Kg per panel Stainless guide line is required across each row Greater than 120kg per panel Stainless guide line is required with in...

Page 31: ...otorized three way valve 9 Note automatic controls are omitted for clarity When installing PVC lines attention should be given to the minimum spacing for pipe supports and thermal expansion of long le...

Page 32: ...tem Advantages Disadvantages Less extra plumbing is required for solar Requires second pump and special controller Only filtered water runs through collectors Large main filter pump need to be run for...

Page 33: ...ote A and B are the recommended temperature sensor installation zones for the Dontek controller Advantages Disadvantages Runs independent of the main filter pump Requires inline strainer Extra pipe wo...

Page 34: ...rn line 0 5 Meter 7 5 kPa Pressure is ideal no action required 1 Meter 15 kPa Pressure is still okay no action required 1 5 Meter 22 5 kPa Borderline excessive pressure install extra pool returns or r...

Page 35: ...see if there is sufficient flow and back pressure to create positive pressure at the vacuum release 7 3 If after some time air bubbling is still present in the return line open the three way valve 9 s...

Page 36: ...nless Strap Fatigue Inspect all stainless steel fixing straps for wear of PVC coating around the sharp Aluminium L angle edge which would indicate fatigue working of straps Replace as needed X Mountin...

Page 37: ...ilicon into the collector inner to create a 10cm inner silicon disk plug Wait one day before re pressurizing 27 Important Installation Check List Your installation must have the following elements The...

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