Solar Mounting Systems
5
Predrilled holes shall be used for all screw fixings into timber. The width of Timber purlins shall
ot be less than 35mm. The minimum embedment for each screw shall be 70mm.
Timber with Joint Type classification J5 and J6 are excluded unless tested for Screw capacity.
Please consult Chiko Solar for installing solar modules greater than length of 1960mm and weight of
27KG.
5. Verify acceptable Rail End Overhang
Rail End Overhang must equal 50 percent or less of the adjacent spacing of the installed fixing. Thus if
fixing spacing is 1200mm, the Rail End Over hang can be up to 600mm. The panel overhang shall not
exceed 30% of panel length,(ex 480mm for 1600mm long )
6. Determine Roof slope
Solar Roof
system
can be used for roof slope up to 60 degrees. Please verify the Installation site roof
slope should be between 0 degrees and 60 degrees.
7. Installation tools
6 mm Allen key;
Cordless drill;
Open-end spanner set 9, 10, 17, 19 mm (required only for mounting with hanger bolts);
Torx-30 (AW 30) bit;
Angle grinder with stone disk;
Power Cord; If necessary, timber to shim the roof hooks.
8. Installation Rule
The installation of the framing shall conform to relevant Australia Standards, Manufacturer's
specifications and good building practice.The roofing to which the panels are to be installed shall
conform to the relevant Australia Standards including AS1684, AS4440,AS1720, AS4100, and
AS4600.
9. Installation attendtion
If our racking material aluminium fix into meterial roof (zinc coated), pls use a suitable inert material
( ex EPDM ) to separated them to prevent galvanic corrosion. Pls refer to the aluminium material.
