Potterton Solar Installation Manual page 16

19
20a
20b
21a
21b
Left hand upper
corner section
16 Potterton Solar - Solar Thermal Domestic Hot Water System
Wooden
wedge
2.0 Installation of Solar Collector
2.5 In Roof mounting
19: Secure the middle cover strip(s) in place when
pushed fully home using 2 x self drilling sealed
plumbing screws.
20: Attach the wooden wedges to the roof structure
using self tapping screws 6x120mm. Fix the support
boards supplied to the wooden wedges to act as an
angled support for the upper flushing sections.
21a: Position the upper left corner section onto
the collector.
21b: Secure the upper left hand corner section by
screwing to the wooden angled support board
outside the re-inforcing seam using self tapping
screws 4.5x35mm.